[libcxx-commits] [libcxx] 1da3119 - Revert "Rewording the "static_assert" to static assertion"

Erich Keane via libcxx-commits libcxx-commits at lists.llvm.org
Thu Jul 21 06:40:22 PDT 2022


Author: Erich Keane
Date: 2022-07-21T06:40:14-07:00
New Revision: 1da311902555e320540cc3082b226d63cf2c200c

URL: https://github.com/llvm/llvm-project/commit/1da311902555e320540cc3082b226d63cf2c200c
DIFF: https://github.com/llvm/llvm-project/commit/1da311902555e320540cc3082b226d63cf2c200c.diff

LOG: Revert "Rewording the "static_assert" to static assertion"

Looks like we again are going to have problems with libcxx tests that
are overly specific in their dependency on clang's diagnostics.

This reverts commit 6542cb55a3eb115b1c3592514590a19987ffc498.

Added: 
    

Modified: 
    clang/include/clang/Basic/DiagnosticParseKinds.td
    clang/include/clang/Basic/DiagnosticSemaKinds.td
    clang/include/clang/Parse/Parser.h
    clang/lib/Parse/ParseDeclCXX.cpp
    clang/lib/Parse/Parser.cpp
    clang/test/C/drs/dr0xx.c
    clang/test/CXX/dcl.dcl/p4-0x.cpp
    clang/test/CXX/drs/dr19xx.cpp
    clang/test/CXX/expr/expr.prim/expr.prim.id/p3.cpp
    clang/test/CXX/expr/expr.prim/expr.prim.req/nested-requirement.cpp
    clang/test/CXX/temp/temp.constr/temp.constr.constr/partial-specializations.cpp
    clang/test/PCH/cxx-static_assert.cpp
    clang/test/PCH/cxx-templates.cpp
    clang/test/Parser/objc-static-assert.m
    clang/test/Parser/objc-static-assert.mm
    clang/test/Sema/builtin-align.c
    clang/test/Sema/sizeless-1.c
    clang/test/Sema/static-assert.c
    clang/test/SemaCXX/access-base-class.cpp
    clang/test/SemaCXX/alias-template.cpp
    clang/test/SemaCXX/builtin-is-constant-evaluated.cpp
    clang/test/SemaCXX/builtin-std-move.cpp
    clang/test/SemaCXX/builtins.cpp
    clang/test/SemaCXX/complex-folding.cpp
    clang/test/SemaCXX/constant-expression-cxx11.cpp
    clang/test/SemaCXX/constexpr-builtin-bit-cast.cpp
    clang/test/SemaCXX/constexpr-function-recovery-crash.cpp
    clang/test/SemaCXX/coroutines-exp-namespace.cpp
    clang/test/SemaCXX/coroutines.cpp
    clang/test/SemaCXX/cxx2a-template-lambdas.cpp
    clang/test/SemaCXX/cxx98-compat.cpp
    clang/test/SemaCXX/delete-and-function-templates.cpp
    clang/test/SemaCXX/int-ptr-cast-SFINAE.cpp
    clang/test/SemaCXX/recovery-expr-type.cpp
    clang/test/SemaCXX/sizeless-1.cpp
    clang/test/SemaCXX/static-assert-cxx17.cpp
    clang/test/SemaCXX/static-assert.cpp
    clang/test/SemaCXX/using-decl-templates.cpp
    clang/test/SemaCXX/weak-init.cpp
    clang/test/SemaTemplate/instantiate-var-template.cpp
    clang/test/SemaTemplate/pr52909.cpp
    clang/test/SemaTemplate/pr52970.cpp
    clang/test/SemaTemplate/temp_arg_nontype_cxx20.cpp
    libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_add.verify.cpp
    libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_add_explicit.verify.cpp
    libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_sub.verify.cpp
    libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_sub_explicit.verify.cpp
    libcxx/test/libcxx/input.output/file.streams/fstreams/filebuf/traits_mismatch.fail.cpp
    libcxx/test/libcxx/input.output/file.streams/fstreams/traits_mismatch.fail.cpp
    libcxx/test/libcxx/input.output/iostream.format/input.streams/traits_mismatch.fail.cpp
    libcxx/test/libcxx/input.output/iostream.format/output.streams/traits_mismatch.fail.cpp
    libcxx/test/libcxx/input.output/string.streams/traits_mismatch.fail.cpp
    libcxx/test/libcxx/iterators/predef.iterators/reverse.iterators/bad_template_argument.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.bernoulli/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.bin/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.geo/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.negbin/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.cauchy/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.chisq/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.f/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.lognormal/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.normal/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.t/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.exp/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.extreme/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.gamma/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.poisson/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.weibull/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.discrete/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.pconst/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.plinear/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.uni/rand.dist.uni.int/bad_engine.verify.cpp
    libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.uni/rand.dist.uni.real/bad_engine.verify.cpp
    libcxx/test/libcxx/utilities/memory/util.smartptr/util.smartptr.shared/function_type_default_deleter.fail.cpp
    libcxx/test/libcxx/utilities/utility/pairs/pairs.pair/pair.tuple_element.fail.cpp
    libcxx/test/libcxx/utilities/variant/variant.variant/variant.helper/variant_alternative.fail.cpp
    libcxx/test/std/algorithms/alg.modifying.operations/alg.random.sample/sample.fail.cpp
    libcxx/test/std/containers/associative/map/map.cons/deduct.fail.cpp
    libcxx/test/std/containers/associative/multimap/multimap.cons/deduct.fail.cpp
    libcxx/test/std/containers/sequences/array/array.fill/fill.fail.cpp
    libcxx/test/std/containers/sequences/array/array.swap/swap.fail.cpp
    libcxx/test/std/containers/sequences/array/array.tuple/get.fail.cpp
    libcxx/test/std/containers/sequences/array/array.tuple/tuple_element.fail.cpp
    libcxx/test/std/experimental/language.support/support.coroutines/coroutine.handle/coroutine.handle.export/from_address.fail.cpp
    libcxx/test/std/language.support/support.dynamic/ptr.launder/launder.types.fail.cpp
    libcxx/test/std/numerics/bit/bit.pow.two/bit_ceil.fail.cpp
    libcxx/test/std/numerics/numbers/illformed.verify.cpp
    libcxx/test/std/numerics/rand/rand.eng/rand.eng.lcong/params.fail.cpp
    libcxx/test/std/strings/basic.string/char.bad.verify.cpp
    libcxx/test/std/strings/string.view/char.bad.fail.cpp
    libcxx/test/std/time/time.hms/hhmmss.fail.cpp
    libcxx/test/std/utilities/any/any.nonmembers/any.cast/any_cast_request_invalid_value_category.fail.cpp
    libcxx/test/std/utilities/any/any.nonmembers/any.cast/const_correctness.verify.cpp
    libcxx/test/std/utilities/any/any.nonmembers/any.cast/not_copy_constructible.verify.cpp
    libcxx/test/std/utilities/any/any.nonmembers/any.cast/reference_types.fail.cpp
    libcxx/test/std/utilities/format/format.formatter/format.parse.ctx/check_arg_id.verify.cpp
    libcxx/test/std/utilities/function.objects/func.bind_front/bind_front.verify.cpp
    libcxx/test/std/utilities/intseq/intseq.make/make_integer_seq.fail.cpp
    libcxx/test/std/utilities/memory/default.allocator/allocator.members/allocate.constexpr.size.verify.cpp
    libcxx/test/std/utilities/meta/meta.const.eval/is_constant_evaluated.fail.cpp
    libcxx/test/std/utilities/optional/optional.object/optional.object.ctor/ctor.fail.cpp
    libcxx/test/std/utilities/optional/optional.object/optional.object.ctor/deduct.fail.cpp
    libcxx/test/std/utilities/optional/optional.object/optional.object.ctor/move.fail.cpp
    libcxx/test/std/utilities/optional/optional.object/optional_requires_destructible_object.fail.cpp
    libcxx/test/std/utilities/tuple/tuple.tuple/tuple.helper/tuple_element.fail.cpp
    libcxx/test/std/utilities/utility/forward/forward.fail.cpp
    libcxx/test/std/utilities/variant/variant.relops/relops_bool_conv.fail.cpp
    libcxx/test/std/utilities/variant/variant.variant/variant_array.fail.cpp
    libcxx/test/std/utilities/variant/variant.variant/variant_empty.fail.cpp
    libcxx/test/std/utilities/variant/variant.variant/variant_reference.fail.cpp
    libcxx/test/std/utilities/variant/variant.variant/variant_void.fail.cpp

Removed: 
    


################################################################################
diff  --git a/clang/include/clang/Basic/DiagnosticParseKinds.td b/clang/include/clang/Basic/DiagnosticParseKinds.td
index cca251cab801e..352a050ba5cf1 100644
--- a/clang/include/clang/Basic/DiagnosticParseKinds.td
+++ b/clang/include/clang/Basic/DiagnosticParseKinds.td
@@ -282,7 +282,7 @@ def err_inline_nested_namespace_definition : Error<
 def err_expected_semi_after_attribute_list : Error<
   "expected ';' after attribute list">;
 def err_expected_semi_after_static_assert : Error<
-  "expected ';' after '%0'">;
+  "expected ';' after static_assert">;
 def err_expected_semi_for : Error<"expected ';' in 'for' statement specifier">;
 def err_single_decl_assign_in_for_range : Error<
   "range-based 'for' statement uses ':', not '='">;
@@ -425,7 +425,7 @@ def err_unexpected_token_in_nested_name_spec : Error<
 def err_bool_redeclaration : Error<
   "redeclaration of C++ built-in type 'bool'">;
 def warn_cxx98_compat_static_assert : Warning<
-  "'static_assert' declarations are incompatible with C++98">,
+  "static_assert declarations are incompatible with C++98">,
   InGroup<CXX98Compat>, DefaultIgnore;
 def ext_ms_static_assert : ExtWarn<
   "use of 'static_assert' without inclusion of <assert.h> is a Microsoft "

diff  --git a/clang/include/clang/Basic/DiagnosticSemaKinds.td b/clang/include/clang/Basic/DiagnosticSemaKinds.td
index bd02659c9c9dc..550029f58b546 100644
--- a/clang/include/clang/Basic/DiagnosticSemaKinds.td
+++ b/clang/include/clang/Basic/DiagnosticSemaKinds.td
@@ -1526,12 +1526,12 @@ def err_messaging_class_with_direct_method : Error<
 
 // C++ declarations
 def err_static_assert_expression_is_not_constant : Error<
-  "static assertion expression is not an integral constant expression">;
+  "static_assert expression is not an integral constant expression">;
 def err_constexpr_if_condition_expression_is_not_constant : Error<
   "constexpr if condition is not a constant expression">;
-def err_static_assert_failed : Error<"static assertion failed%select{: %1|}0">;
+def err_static_assert_failed : Error<"static_assert failed%select{: %1|}0">;
 def err_static_assert_requirement_failed : Error<
-  "static assertion failed due to requirement '%0'%select{: %2|}1">;
+  "static_assert failed due to requirement '%0'%select{: %2|}1">;
 
 def warn_consteval_if_always_true : Warning<
   "consteval if is always true in an %select{unevaluated|immediate}0 context">,

diff  --git a/clang/include/clang/Parse/Parser.h b/clang/include/clang/Parse/Parser.h
index a9c85ceb434c4..76e1c9db5284e 100644
--- a/clang/include/clang/Parse/Parser.h
+++ b/clang/include/clang/Parse/Parser.h
@@ -1043,7 +1043,7 @@ class Parser : public CodeCompletionHandler {
   /// If the next token is not a semicolon, this emits the specified diagnostic,
   /// or, if there's just some closing-delimiter noise (e.g., ')' or ']') prior
   /// to the semicolon, consumes that extra token.
-  bool ExpectAndConsumeSemi(unsigned DiagID , StringRef TokenUsed = "");
+  bool ExpectAndConsumeSemi(unsigned DiagID);
 
   /// The kind of extra semi diagnostic to emit.
   enum ExtraSemiKind {

diff  --git a/clang/lib/Parse/ParseDeclCXX.cpp b/clang/lib/Parse/ParseDeclCXX.cpp
index bf73ddfd10311..143b373e9ea54 100644
--- a/clang/lib/Parse/ParseDeclCXX.cpp
+++ b/clang/lib/Parse/ParseDeclCXX.cpp
@@ -60,7 +60,7 @@ Parser::DeclGroupPtrTy Parser::ParseNamespace(DeclaratorContext Context,
                                               SourceLocation &DeclEnd,
                                               SourceLocation InlineLoc) {
   assert(Tok.is(tok::kw_namespace) && "Not a namespace!");
-  SourceLocation NamespaceLoc = ConsumeToken(); // eat the 'namespace'.
+  SourceLocation NamespaceLoc = ConsumeToken();  // eat the 'namespace'.
   ObjCDeclContextSwitch ObjCDC(*this);
 
   if (Tok.is(tok::code_completion)) {
@@ -99,7 +99,7 @@ Parser::DeclGroupPtrTy Parser::ParseNamespace(DeclaratorContext Context,
 
   if (Tok.is(tok::identifier)) {
     Ident = Tok.getIdentifierInfo();
-    IdentLoc = ConsumeToken(); // eat the identifier.
+    IdentLoc = ConsumeToken();  // eat the identifier.
     while (Tok.is(tok::coloncolon) &&
            (NextToken().is(tok::identifier) ||
             (NextToken().is(tok::kw_inline) &&
@@ -199,7 +199,7 @@ Parser::DeclGroupPtrTy Parser::ParseNamespace(DeclaratorContext Context,
 
       std::string RBraces;
       for (unsigned i = 0, e = ExtraNSs.size(); i != e; ++i)
-        RBraces += "} ";
+        RBraces +=  "} ";
 
       Diag(ExtraNSs[0].NamespaceLoc, diag::ext_nested_namespace_definition)
           << FixItHint::CreateReplacement(
@@ -216,9 +216,8 @@ Parser::DeclGroupPtrTy Parser::ParseNamespace(DeclaratorContext Context,
 
   // If we're still good, complain about inline namespaces in non-C++0x now.
   if (InlineLoc.isValid())
-    Diag(InlineLoc, getLangOpts().CPlusPlus11
-                        ? diag::warn_cxx98_compat_inline_namespace
-                        : diag::ext_inline_namespace);
+    Diag(InlineLoc, getLangOpts().CPlusPlus11 ?
+         diag::warn_cxx98_compat_inline_namespace : diag::ext_inline_namespace);
 
   // Enter a scope for the namespace.
   ParseScope NamespaceScope(this, Scope::DeclScope);
@@ -497,7 +496,7 @@ Parser::DeclGroupPtrTy Parser::ParseUsingDirectiveOrDeclaration(
     if (TemplateInfo.Kind) {
       SourceRange R = TemplateInfo.getSourceRange();
       Diag(UsingLoc, diag::err_templated_using_directive_declaration)
-          << 0 /* directive */ << R << FixItHint::CreateRemoval(R);
+        << 0 /* directive */ << R << FixItHint::CreateRemoval(R);
     }
 
     Decl *UsingDir = ParseUsingDirective(Context, UsingLoc, DeclEnd, Attrs);
@@ -652,9 +651,9 @@ bool Parser::ParseUsingDeclarator(DeclaratorContext Context,
   }
 
   if (TryConsumeToken(tok::ellipsis, D.EllipsisLoc))
-    Diag(Tok.getLocation(), getLangOpts().CPlusPlus17
-                                ? diag::warn_cxx17_compat_using_declaration_pack
-                                : diag::ext_using_declaration_pack);
+    Diag(Tok.getLocation(), getLangOpts().CPlusPlus17 ?
+         diag::warn_cxx17_compat_using_declaration_pack :
+         diag::ext_using_declaration_pack);
 
   return false;
 }
@@ -767,7 +766,7 @@ Parser::DeclGroupPtrTy Parser::ParseUsingDeclaration(
   if (TemplateInfo.Kind) {
     SourceRange R = TemplateInfo.getSourceRange();
     Diag(UsingLoc, diag::err_templated_using_directive_declaration)
-        << 1 /* declaration */ << R << FixItHint::CreateRemoval(R);
+      << 1 /* declaration */ << R << FixItHint::CreateRemoval(R);
 
     // Unfortunately, we have to bail out instead of recovering by
     // ignoring the parameters, just in case the nested name specifier
@@ -812,10 +811,9 @@ Parser::DeclGroupPtrTy Parser::ParseUsingDeclaration(
   }
 
   if (DeclsInGroup.size() > 1)
-    Diag(Tok.getLocation(),
-         getLangOpts().CPlusPlus17
-             ? diag::warn_cxx17_compat_multi_using_declaration
-             : diag::ext_multi_using_declaration);
+    Diag(Tok.getLocation(), getLangOpts().CPlusPlus17 ?
+         diag::warn_cxx17_compat_multi_using_declaration :
+         diag::ext_multi_using_declaration);
 
   // Eat ';'.
   DeclEnd = Tok.getLocation();
@@ -837,9 +835,9 @@ Decl *Parser::ParseAliasDeclarationAfterDeclarator(
     return nullptr;
   }
 
-  Diag(Tok.getLocation(), getLangOpts().CPlusPlus11
-                              ? diag::warn_cxx98_compat_alias_declaration
-                              : diag::ext_alias_declaration);
+  Diag(Tok.getLocation(), getLangOpts().CPlusPlus11 ?
+       diag::warn_cxx98_compat_alias_declaration :
+       diag::ext_alias_declaration);
 
   // Type alias templates cannot be specialized.
   int SpecKind = -1;
@@ -858,7 +856,7 @@ Decl *Parser::ParseAliasDeclarationAfterDeclarator(
     else
       Range = TemplateInfo.getSourceRange();
     Diag(Range.getBegin(), diag::err_alias_declaration_specialization)
-        << SpecKind << Range;
+      << SpecKind << Range;
     SkipUntil(tok::semi);
     return nullptr;
   }
@@ -871,15 +869,15 @@ Decl *Parser::ParseAliasDeclarationAfterDeclarator(
     return nullptr;
   } else if (D.TypenameLoc.isValid())
     Diag(D.TypenameLoc, diag::err_alias_declaration_not_identifier)
-        << FixItHint::CreateRemoval(
-               SourceRange(D.TypenameLoc, D.SS.isNotEmpty() ? D.SS.getEndLoc()
-                                                            : D.TypenameLoc));
+        << FixItHint::CreateRemoval(SourceRange(
+               D.TypenameLoc,
+               D.SS.isNotEmpty() ? D.SS.getEndLoc() : D.TypenameLoc));
   else if (D.SS.isNotEmpty())
     Diag(D.SS.getBeginLoc(), diag::err_alias_declaration_not_identifier)
-        << FixItHint::CreateRemoval(D.SS.getRange());
+      << FixItHint::CreateRemoval(D.SS.getRange());
   if (D.EllipsisLoc.isValid())
     Diag(D.EllipsisLoc, diag::err_alias_declaration_pack_expansion)
-        << FixItHint::CreateRemoval(SourceRange(D.EllipsisLoc));
+      << FixItHint::CreateRemoval(SourceRange(D.EllipsisLoc));
 
   Decl *DeclFromDeclSpec = nullptr;
   TypeResult TypeAlias =
@@ -899,8 +897,8 @@ Decl *Parser::ParseAliasDeclarationAfterDeclarator(
 
   TemplateParameterLists *TemplateParams = TemplateInfo.TemplateParams;
   MultiTemplateParamsArg TemplateParamsArg(
-      TemplateParams ? TemplateParams->data() : nullptr,
-      TemplateParams ? TemplateParams->size() : 0);
+    TemplateParams ? TemplateParams->data() : nullptr,
+    TemplateParams ? TemplateParams->size() : 0);
   return Actions.ActOnAliasDeclaration(getCurScope(), AS, TemplateParamsArg,
                                        UsingLoc, D.Name, Attrs, TypeAlias,
                                        DeclFromDeclSpec);
@@ -924,13 +922,10 @@ static FixItHint getStaticAssertNoMessageFixIt(const Expr *AssertExpr,
 /// [C11]   static_assert-declaration:
 ///           _Static_assert ( constant-expression  ,  string-literal  ) ;
 ///
-Decl *Parser::ParseStaticAssertDeclaration(SourceLocation &DeclEnd) {
+Decl *Parser::ParseStaticAssertDeclaration(SourceLocation &DeclEnd){
   assert(Tok.isOneOf(tok::kw_static_assert, tok::kw__Static_assert) &&
          "Not a static_assert declaration");
 
-  // Save the token used for static assertion.
-  Token SavedTok = Tok;
-
   if (Tok.is(tok::kw__Static_assert) && !getLangOpts().C11)
     Diag(Tok, diag::ext_c11_feature) << Tok.getName();
   if (Tok.is(tok::kw_static_assert)) {
@@ -979,7 +974,7 @@ Decl *Parser::ParseStaticAssertDeclaration(SourceLocation &DeclEnd) {
 
     if (!isTokenStringLiteral()) {
       Diag(Tok, diag::err_expected_string_literal)
-          << /*Source='static_assert'*/ 1;
+        << /*Source='static_assert'*/1;
       SkipMalformedDecl();
       return nullptr;
     }
@@ -994,11 +989,10 @@ Decl *Parser::ParseStaticAssertDeclaration(SourceLocation &DeclEnd) {
   T.consumeClose();
 
   DeclEnd = Tok.getLocation();
-  // Passing the token used to the error message.
-  ExpectAndConsumeSemi(diag::err_expected_semi_after_static_assert,
-                       SavedTok.getName());
+  ExpectAndConsumeSemi(diag::err_expected_semi_after_static_assert);
 
-  return Actions.ActOnStaticAssertDeclaration(StaticAssertLoc, AssertExpr.get(),
+  return Actions.ActOnStaticAssertDeclaration(StaticAssertLoc,
+                                              AssertExpr.get(),
                                               AssertMessage.get(),
                                               T.getCloseLocation());
 }
@@ -1009,8 +1003,8 @@ Decl *Parser::ParseStaticAssertDeclaration(SourceLocation &DeclEnd) {
 /// 'decltype' ( 'auto' )      [C++1y]
 ///
 SourceLocation Parser::ParseDecltypeSpecifier(DeclSpec &DS) {
-  assert(Tok.isOneOf(tok::kw_decltype, tok::annot_decltype) &&
-         "Not a decltype specifier");
+  assert(Tok.isOneOf(tok::kw_decltype, tok::annot_decltype)
+           && "Not a decltype specifier");
 
   ExprResult Result;
   SourceLocation StartLoc = Tok.getLocation();
@@ -1034,11 +1028,11 @@ SourceLocation Parser::ParseDecltypeSpecifier(DeclSpec &DS) {
     ConsumeToken();
 
     BalancedDelimiterTracker T(*this, tok::l_paren);
-    if (T.expectAndConsume(diag::err_expected_lparen_after, "decltype",
-                           tok::r_paren)) {
+    if (T.expectAndConsume(diag::err_expected_lparen_after,
+                           "decltype", tok::r_paren)) {
       DS.SetTypeSpecError();
-      return T.getOpenLocation() == Tok.getLocation() ? StartLoc
-                                                      : T.getOpenLocation();
+      return T.getOpenLocation() == Tok.getLocation() ?
+             StartLoc : T.getOpenLocation();
     }
 
     // Check for C++1y 'decltype(auto)'.
@@ -1047,8 +1041,8 @@ SourceLocation Parser::ParseDecltypeSpecifier(DeclSpec &DS) {
       // be 'auto' since C++2b.
       Diag(Tok.getLocation(),
            getLangOpts().CPlusPlus14
-               ? diag::warn_cxx11_compat_decltype_auto_type_specifier
-               : diag::ext_decltype_auto_type_specifier);
+             ? diag::warn_cxx11_compat_decltype_auto_type_specifier
+             : diag::ext_decltype_auto_type_specifier);
       ConsumeToken();
     } else {
       // Parse the expression
@@ -1106,17 +1100,18 @@ SourceLocation Parser::ParseDecltypeSpecifier(DeclSpec &DS) {
   unsigned DiagID;
   const PrintingPolicy &Policy = Actions.getASTContext().getPrintingPolicy();
   // Check for duplicate type specifiers (e.g. "int decltype(a)").
-  if (Result.get() ? DS.SetTypeSpecType(DeclSpec::TST_decltype, StartLoc,
-                                        PrevSpec, DiagID, Result.get(), Policy)
-                   : DS.SetTypeSpecType(DeclSpec::TST_decltype_auto, StartLoc,
-                                        PrevSpec, DiagID, Policy)) {
+  if (Result.get()
+        ? DS.SetTypeSpecType(DeclSpec::TST_decltype, StartLoc, PrevSpec,
+                             DiagID, Result.get(), Policy)
+        : DS.SetTypeSpecType(DeclSpec::TST_decltype_auto, StartLoc, PrevSpec,
+                             DiagID, Policy)) {
     Diag(StartLoc, DiagID) << PrevSpec;
     DS.SetTypeSpecError();
   }
   return EndLoc;
 }
 
-void Parser::AnnotateExistingDecltypeSpecifier(const DeclSpec &DS,
+void Parser::AnnotateExistingDecltypeSpecifier(const DeclSpec& DS,
                                                SourceLocation StartLoc,
                                                SourceLocation EndLoc) {
   // make sure we have a token we can turn into an annotation token
@@ -1129,14 +1124,15 @@ void Parser::AnnotateExistingDecltypeSpecifier(const DeclSpec &DS,
       // semi-colon.
       EndLoc = PP.getLastCachedTokenLocation();
     }
-  } else
-    PP.EnterToken(Tok, /*IsReinject*/ true);
+  }
+  else
+    PP.EnterToken(Tok, /*IsReinject*/true);
 
   Tok.setKind(tok::annot_decltype);
   setExprAnnotation(Tok,
-                    DS.getTypeSpecType() == TST_decltype ? DS.getRepAsExpr()
-                    : DS.getTypeSpecType() == TST_decltype_auto ? ExprResult()
-                                                                : ExprError());
+                    DS.getTypeSpecType() == TST_decltype ? DS.getRepAsExpr() :
+                    DS.getTypeSpecType() == TST_decltype_auto ? ExprResult() :
+                    ExprError());
   Tok.setAnnotationEndLoc(EndLoc);
   Tok.setLocation(StartLoc);
   PP.AnnotateCachedTokens(Tok);
@@ -1148,8 +1144,8 @@ void Parser::ParseUnderlyingTypeSpecifier(DeclSpec &DS) {
 
   SourceLocation StartLoc = ConsumeToken();
   BalancedDelimiterTracker T(*this, tok::l_paren);
-  if (T.expectAndConsume(diag::err_expected_lparen_after, "__underlying_type",
-                         tok::r_paren)) {
+  if (T.expectAndConsume(diag::err_expected_lparen_after,
+                       "__underlying_type", tok::r_paren)) {
     return;
   }
 
@@ -1196,7 +1192,7 @@ TypeResult Parser::ParseBaseTypeSpecifier(SourceLocation &BaseLoc,
   // Ignore attempts to use typename
   if (Tok.is(tok::kw_typename)) {
     Diag(Tok, diag::err_expected_class_name_not_template)
-        << FixItHint::CreateRemoval(Tok.getLocation());
+      << FixItHint::CreateRemoval(Tok.getLocation());
     ConsumeToken();
   }
 
@@ -1215,7 +1211,7 @@ TypeResult Parser::ParseBaseTypeSpecifier(SourceLocation &BaseLoc,
   if (Tok.isOneOf(tok::kw_decltype, tok::annot_decltype)) {
     if (SS.isNotEmpty())
       Diag(SS.getBeginLoc(), diag::err_unexpected_scope_on_base_decltype)
-          << FixItHint::CreateRemoval(SS.getRange());
+        << FixItHint::CreateRemoval(SS.getRange());
     // Fake up a Declarator to use with ActOnTypeName.
     DeclSpec DS(AttrFactory);
 
@@ -1230,7 +1226,7 @@ TypeResult Parser::ParseBaseTypeSpecifier(SourceLocation &BaseLoc,
   if (Tok.is(tok::annot_template_id)) {
     TemplateIdAnnotation *TemplateId = takeTemplateIdAnnotation(Tok);
     if (TemplateId->mightBeType()) {
-      AnnotateTemplateIdTokenAsType(SS, /*IsClassName*/ true);
+      AnnotateTemplateIdTokenAsType(SS, /*IsClassName*/true);
 
       assert(Tok.is(tok::annot_typename) && "template-id -> type failed");
       TypeResult Type = getTypeAnnotation(Tok);
@@ -1257,9 +1253,10 @@ TypeResult Parser::ParseBaseTypeSpecifier(SourceLocation &BaseLoc,
     // required nor permitted" mode, and do this there.
     TemplateNameKind TNK = TNK_Non_template;
     TemplateTy Template;
-    if (!Actions.DiagnoseUnknownTemplateName(*Id, IdLoc, getCurScope(), &SS,
-                                             Template, TNK)) {
-      Diag(IdLoc, diag::err_unknown_template_name) << Id;
+    if (!Actions.DiagnoseUnknownTemplateName(*Id, IdLoc, getCurScope(),
+                                             &SS, Template, TNK)) {
+      Diag(IdLoc, diag::err_unknown_template_name)
+        << Id;
     }
 
     // Form the template name
@@ -1272,7 +1269,7 @@ TypeResult Parser::ParseBaseTypeSpecifier(SourceLocation &BaseLoc,
       return true;
     if (Tok.is(tok::annot_template_id) &&
         takeTemplateIdAnnotation(Tok)->mightBeType())
-      AnnotateTemplateIdTokenAsType(SS, /*IsClassName*/ true);
+      AnnotateTemplateIdTokenAsType(SS, /*IsClassName*/true);
 
     // If we didn't end up with a typename token, there's nothing more we
     // can do.
@@ -1335,29 +1332,28 @@ void Parser::ParseMicrosoftInheritanceClassAttributes(ParsedAttributes &attrs) {
 bool Parser::isValidAfterTypeSpecifier(bool CouldBeBitfield) {
   // This switch enumerates the valid "follow" set for type-specifiers.
   switch (Tok.getKind()) {
-  default:
-    break;
-  case tok::semi:              // struct foo {...} ;
-  case tok::star:              // struct foo {...} *         P;
-  case tok::amp:               // struct foo {...} &         R = ...
-  case tok::ampamp:            // struct foo {...} &&        R = ...
-  case tok::identifier:        // struct foo {...} V         ;
-  case tok::r_paren:           //(struct foo {...} )         {4}
-  case tok::coloncolon:        // struct foo {...} ::        a::b;
-  case tok::annot_cxxscope:    // struct foo {...} a::       b;
-  case tok::annot_typename:    // struct foo {...} a         ::b;
-  case tok::annot_template_id: // struct foo {...} a<int>    ::b;
-  case tok::kw_decltype:       // struct foo {...} decltype  (a)::b;
-  case tok::l_paren:           // struct foo {...} (         x);
-  case tok::comma:             // __builtin_offsetof(struct foo{...} ,
-  case tok::kw_operator:       // struct foo       operator  ++() {...}
-  case tok::kw___declspec:     // struct foo {...} __declspec(...)
-  case tok::l_square:          // void f(struct f  [         3])
-  case tok::ellipsis:          // void f(struct f  ...       [Ns])
+  default: break;
+  case tok::semi:               // struct foo {...} ;
+  case tok::star:               // struct foo {...} *         P;
+  case tok::amp:                // struct foo {...} &         R = ...
+  case tok::ampamp:             // struct foo {...} &&        R = ...
+  case tok::identifier:         // struct foo {...} V         ;
+  case tok::r_paren:            //(struct foo {...} )         {4}
+  case tok::coloncolon:         // struct foo {...} ::        a::b;
+  case tok::annot_cxxscope:     // struct foo {...} a::       b;
+  case tok::annot_typename:     // struct foo {...} a         ::b;
+  case tok::annot_template_id:  // struct foo {...} a<int>    ::b;
+  case tok::kw_decltype:        // struct foo {...} decltype  (a)::b;
+  case tok::l_paren:            // struct foo {...} (         x);
+  case tok::comma:              // __builtin_offsetof(struct foo{...} ,
+  case tok::kw_operator:        // struct foo       operator  ++() {...}
+  case tok::kw___declspec:      // struct foo {...} __declspec(...)
+  case tok::l_square:           // void f(struct f  [         3])
+  case tok::ellipsis:           // void f(struct f  ...       [Ns])
   // FIXME: we should emit semantic diagnostic when declaration
   // attribute is in type attribute position.
-  case tok::kw___attribute:    // struct foo __attribute__((used)) x;
-  case tok::annot_pragma_pack: // struct foo {...} _Pragma(pack(pop));
+  case tok::kw___attribute:     // struct foo __attribute__((used)) x;
+  case tok::annot_pragma_pack:  // struct foo {...} _Pragma(pack(pop));
   // struct foo {...} _Pragma(section(...));
   case tok::annot_pragma_ms_pragma:
   // struct foo {...} _Pragma(vtordisp(pop));
@@ -1366,40 +1362,40 @@ bool Parser::isValidAfterTypeSpecifier(bool CouldBeBitfield) {
   case tok::annot_pragma_ms_pointers_to_members:
     return true;
   case tok::colon:
-    return CouldBeBitfield || // enum E { ... }   :         2;
-           ColonIsSacred;     // _Generic(..., enum E :     2);
+    return CouldBeBitfield ||   // enum E { ... }   :         2;
+           ColonIsSacred;       // _Generic(..., enum E :     2);
   // Microsoft compatibility
-  case tok::kw___cdecl:      // struct foo {...} __cdecl      x;
-  case tok::kw___fastcall:   // struct foo {...} __fastcall   x;
-  case tok::kw___stdcall:    // struct foo {...} __stdcall    x;
-  case tok::kw___thiscall:   // struct foo {...} __thiscall   x;
-  case tok::kw___vectorcall: // struct foo {...} __vectorcall x;
+  case tok::kw___cdecl:         // struct foo {...} __cdecl      x;
+  case tok::kw___fastcall:      // struct foo {...} __fastcall   x;
+  case tok::kw___stdcall:       // struct foo {...} __stdcall    x;
+  case tok::kw___thiscall:      // struct foo {...} __thiscall   x;
+  case tok::kw___vectorcall:    // struct foo {...} __vectorcall x;
     // We will diagnose these calling-convention specifiers on non-function
     // declarations later, so claim they are valid after a type specifier.
     return getLangOpts().MicrosoftExt;
   // Type qualifiers
-  case tok::kw_const:       // struct foo {...} const     x;
-  case tok::kw_volatile:    // struct foo {...} volatile  x;
-  case tok::kw_restrict:    // struct foo {...} restrict  x;
-  case tok::kw__Atomic:     // struct foo {...} _Atomic   x;
-  case tok::kw___unaligned: // struct foo {...} __unaligned *x;
+  case tok::kw_const:           // struct foo {...} const     x;
+  case tok::kw_volatile:        // struct foo {...} volatile  x;
+  case tok::kw_restrict:        // struct foo {...} restrict  x;
+  case tok::kw__Atomic:         // struct foo {...} _Atomic   x;
+  case tok::kw___unaligned:     // struct foo {...} __unaligned *x;
   // Function specifiers
   // Note, no 'explicit'. An explicit function must be either a conversion
   // operator or a constructor. Either way, it can't have a return type.
-  case tok::kw_inline:  // struct foo       inline    f();
-  case tok::kw_virtual: // struct foo       virtual   f();
-  case tok::kw_friend:  // struct foo       friend    f();
+  case tok::kw_inline:          // struct foo       inline    f();
+  case tok::kw_virtual:         // struct foo       virtual   f();
+  case tok::kw_friend:          // struct foo       friend    f();
   // Storage-class specifiers
-  case tok::kw_static:       // struct foo {...} static    x;
-  case tok::kw_extern:       // struct foo {...} extern    x;
-  case tok::kw_typedef:      // struct foo {...} typedef   x;
-  case tok::kw_register:     // struct foo {...} register  x;
-  case tok::kw_auto:         // struct foo {...} auto      x;
-  case tok::kw_mutable:      // struct foo {...} mutable   x;
-  case tok::kw_thread_local: // struct foo {...} thread_local x;
-  case tok::kw_constexpr:    // struct foo {...} constexpr x;
-  case tok::kw_consteval:    // struct foo {...} consteval x;
-  case tok::kw_constinit:    // struct foo {...} constinit x;
+  case tok::kw_static:          // struct foo {...} static    x;
+  case tok::kw_extern:          // struct foo {...} extern    x;
+  case tok::kw_typedef:         // struct foo {...} typedef   x;
+  case tok::kw_register:        // struct foo {...} register  x;
+  case tok::kw_auto:            // struct foo {...} auto      x;
+  case tok::kw_mutable:         // struct foo {...} mutable   x;
+  case tok::kw_thread_local:    // struct foo {...} thread_local x;
+  case tok::kw_constexpr:       // struct foo {...} constexpr x;
+  case tok::kw_consteval:       // struct foo {...} consteval x;
+  case tok::kw_constinit:       // struct foo {...} constinit x;
     // As shown above, type qualifiers and storage class specifiers absolutely
     // can occur after class specifiers according to the grammar.  However,
     // almost no one actually writes code like this.  If we see one of these,
@@ -1418,7 +1414,7 @@ bool Parser::isValidAfterTypeSpecifier(bool CouldBeBitfield) {
     if (!isKnownToBeTypeSpecifier(NextToken()))
       return true;
     break;
-  case tok::r_brace: // struct bar { struct foo {...} }
+  case tok::r_brace:  // struct bar { struct foo {...} }
     // Missing ';' at end of struct is accepted as an extension in C mode.
     if (!getLangOpts().CPlusPlus)
       return true;
@@ -1511,7 +1507,8 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
   MaybeParseAttributes(PAKM_CXX11 | PAKM_Declspec | PAKM_GNU, attrs);
 
   // Parse inheritance specifiers.
-  if (Tok.isOneOf(tok::kw___single_inheritance, tok::kw___multiple_inheritance,
+  if (Tok.isOneOf(tok::kw___single_inheritance,
+                  tok::kw___multiple_inheritance,
                   tok::kw___virtual_inheritance))
     ParseMicrosoftInheritanceClassAttributes(attrs);
 
@@ -1522,32 +1519,61 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
   // C++11 attributes
   SourceLocation AttrFixitLoc = Tok.getLocation();
 
-  if (TagType == DeclSpec::TST_struct && Tok.isNot(tok::identifier) &&
-      !Tok.isAnnotation() && Tok.getIdentifierInfo() &&
-      Tok.isOneOf(
-          tok::kw___is_abstract, tok::kw___is_aggregate,
-          tok::kw___is_arithmetic, tok::kw___is_array, tok::kw___is_assignable,
-          tok::kw___is_base_of, tok::kw___is_class, tok::kw___is_complete_type,
-          tok::kw___is_compound, tok::kw___is_const, tok::kw___is_constructible,
-          tok::kw___is_convertible, tok::kw___is_convertible_to,
-          tok::kw___is_destructible, tok::kw___is_empty, tok::kw___is_enum,
-          tok::kw___is_floating_point, tok::kw___is_final,
-          tok::kw___is_function, tok::kw___is_fundamental,
-          tok::kw___is_integral, tok::kw___is_interface_class,
-          tok::kw___is_literal, tok::kw___is_lvalue_expr,
-          tok::kw___is_lvalue_reference, tok::kw___is_member_function_pointer,
-          tok::kw___is_member_object_pointer, tok::kw___is_member_pointer,
-          tok::kw___is_nothrow_assignable, tok::kw___is_nothrow_constructible,
-          tok::kw___is_nothrow_destructible, tok::kw___is_object,
-          tok::kw___is_pod, tok::kw___is_pointer, tok::kw___is_polymorphic,
-          tok::kw___is_reference, tok::kw___is_rvalue_expr,
-          tok::kw___is_rvalue_reference, tok::kw___is_same, tok::kw___is_scalar,
-          tok::kw___is_sealed, tok::kw___is_signed,
-          tok::kw___is_standard_layout, tok::kw___is_trivial,
-          tok::kw___is_trivially_assignable,
-          tok::kw___is_trivially_constructible, tok::kw___is_trivially_copyable,
-          tok::kw___is_union, tok::kw___is_unsigned, tok::kw___is_void,
-          tok::kw___is_volatile))
+  if (TagType == DeclSpec::TST_struct &&
+      Tok.isNot(tok::identifier) &&
+      !Tok.isAnnotation() &&
+      Tok.getIdentifierInfo() &&
+      Tok.isOneOf(tok::kw___is_abstract,
+                  tok::kw___is_aggregate,
+                  tok::kw___is_arithmetic,
+                  tok::kw___is_array,
+                  tok::kw___is_assignable,
+                  tok::kw___is_base_of,
+                  tok::kw___is_class,
+                  tok::kw___is_complete_type,
+                  tok::kw___is_compound,
+                  tok::kw___is_const,
+                  tok::kw___is_constructible,
+                  tok::kw___is_convertible,
+                  tok::kw___is_convertible_to,
+                  tok::kw___is_destructible,
+                  tok::kw___is_empty,
+                  tok::kw___is_enum,
+                  tok::kw___is_floating_point,
+                  tok::kw___is_final,
+                  tok::kw___is_function,
+                  tok::kw___is_fundamental,
+                  tok::kw___is_integral,
+                  tok::kw___is_interface_class,
+                  tok::kw___is_literal,
+                  tok::kw___is_lvalue_expr,
+                  tok::kw___is_lvalue_reference,
+                  tok::kw___is_member_function_pointer,
+                  tok::kw___is_member_object_pointer,
+                  tok::kw___is_member_pointer,
+                  tok::kw___is_nothrow_assignable,
+                  tok::kw___is_nothrow_constructible,
+                  tok::kw___is_nothrow_destructible,
+                  tok::kw___is_object,
+                  tok::kw___is_pod,
+                  tok::kw___is_pointer,
+                  tok::kw___is_polymorphic,
+                  tok::kw___is_reference,
+                  tok::kw___is_rvalue_expr,
+                  tok::kw___is_rvalue_reference,
+                  tok::kw___is_same,
+                  tok::kw___is_scalar,
+                  tok::kw___is_sealed,
+                  tok::kw___is_signed,
+                  tok::kw___is_standard_layout,
+                  tok::kw___is_trivial,
+                  tok::kw___is_trivially_assignable,
+                  tok::kw___is_trivially_constructible,
+                  tok::kw___is_trivially_copyable,
+                  tok::kw___is_union,
+                  tok::kw___is_unsigned,
+                  tok::kw___is_void,
+                  tok::kw___is_volatile))
     // GNU libstdc++ 4.2 and libc++ use certain intrinsic names as the
     // name of struct templates, but some are keywords in GCC >= 4.3
     // and Clang. Therefore, when we see the token sequence "struct
@@ -1741,7 +1767,7 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
       // C++ [class.friend]p2:
       //   A class shall not be defined in a friend declaration.
       Diag(Tok.getLocation(), diag::err_friend_decl_defines_type)
-          << SourceRange(DS.getFriendSpecLoc());
+        << SourceRange(DS.getFriendSpecLoc());
 
       // Skip everything up to the semicolon, so that this looks like a proper
       // friend class (or template thereof) declaration.
@@ -1795,7 +1821,7 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
       // A semicolon was missing after this declaration. Diagnose and recover.
       ExpectAndConsume(tok::semi, diag::err_expected_after,
                        DeclSpec::getSpecifierName(TagType, PPol));
-      PP.EnterToken(Tok, /*IsReinject*/ true);
+      PP.EnterToken(Tok, /*IsReinject*/true);
       Tok.setKind(tok::semi);
     }
   } else
@@ -1812,10 +1838,10 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
     SourceRange AttrRange = Attributes.Range;
     if (AttrRange.isValid()) {
       Diag(AttrRange.getBegin(), diag::err_attributes_not_allowed)
-          << AttrRange
-          << FixItHint::CreateInsertionFromRange(
-                 AttrFixitLoc, CharSourceRange(AttrRange, true))
-          << FixItHint::CreateRemoval(AttrRange);
+        << AttrRange
+        << FixItHint::CreateInsertionFromRange(AttrFixitLoc,
+                                               CharSourceRange(AttrRange, true))
+        << FixItHint::CreateRemoval(AttrRange);
 
       // Recover by adding misplaced attributes to the attribute list
       // of the class so they can be applied on the class later.
@@ -1823,13 +1849,12 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
     }
   }
 
-  if (!Name && !TemplateId &&
-      (DS.getTypeSpecType() == DeclSpec::TST_error ||
-       TUK != Sema::TUK_Definition)) {
+  if (!Name && !TemplateId && (DS.getTypeSpecType() == DeclSpec::TST_error ||
+                               TUK != Sema::TUK_Definition)) {
     if (DS.getTypeSpecType() != DeclSpec::TST_error) {
       // We have a declaration or reference to an anonymous class.
       Diag(StartLoc, diag::err_anon_type_definition)
-          << DeclSpec::getSpecifierName(TagType, Policy);
+        << DeclSpec::getSpecifierName(TagType, Policy);
     }
 
     // If we are parsing a definition and stop at a base-clause, continue on
@@ -1844,7 +1869,7 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
 
   // Create the tag portion of the class or class template.
   DeclResult TagOrTempResult = true; // invalid
-  TypeResult TypeResult = true;      // invalid
+  TypeResult TypeResult = true; // invalid
 
   bool Owned = false;
   Sema::SkipBodyInfo SkipBody;
@@ -1856,7 +1881,7 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
     if (TemplateId->isInvalid()) {
       // Can't build the declaration.
     } else if (TemplateInfo.Kind == ParsedTemplateInfo::ExplicitInstantiation &&
-               TUK == Sema::TUK_Declaration) {
+        TUK == Sema::TUK_Declaration) {
       // This is an explicit instantiation of a class template.
       ProhibitCXX11Attributes(attrs, diag::err_attributes_not_allowed,
                               /*DiagnoseEmptyAttrs=*/true);
@@ -1876,10 +1901,14 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
                 TemplateInfo.Kind == ParsedTemplateInfo::NonTemplate)) {
       ProhibitCXX11Attributes(attrs, diag::err_attributes_not_allowed,
                               /*DiagnoseEmptyAttrs=*/true);
-      TypeResult = Actions.ActOnTagTemplateIdType(
-          TUK, TagType, StartLoc, SS, TemplateId->TemplateKWLoc,
-          TemplateId->Template, TemplateId->TemplateNameLoc,
-          TemplateId->LAngleLoc, TemplateArgsPtr, TemplateId->RAngleLoc);
+      TypeResult = Actions.ActOnTagTemplateIdType(TUK, TagType, StartLoc,
+                                                  SS,
+                                                  TemplateId->TemplateKWLoc,
+                                                  TemplateId->Template,
+                                                  TemplateId->TemplateNameLoc,
+                                                  TemplateId->LAngleLoc,
+                                                  TemplateArgsPtr,
+                                                  TemplateId->RAngleLoc);
     } else {
       // This is an explicit specialization or a class template
       // partial specialization.
@@ -1961,7 +1990,7 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
       // If the declarator-id is not a template-id, issue a diagnostic and
       // recover by ignoring the 'template' keyword.
       Diag(Tok, diag::err_template_defn_explicit_instantiation)
-          << 1 << FixItHint::CreateRemoval(TemplateInfo.TemplateLoc);
+        << 1 << FixItHint::CreateRemoval(TemplateInfo.TemplateLoc);
       TemplateParams = nullptr;
     }
 
@@ -1973,7 +2002,7 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
     MultiTemplateParamsArg TParams;
     if (TUK != Sema::TUK_Reference && TemplateParams)
       TParams =
-          MultiTemplateParamsArg(&(*TemplateParams)[0], TemplateParams->size());
+        MultiTemplateParamsArg(&(*TemplateParams)[0], TemplateParams->size());
 
     stripTypeAttributesOffDeclSpec(attrs, DS, TUK);
 
@@ -1991,8 +2020,8 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
     // less common call.
     if (IsDependent) {
       assert(TUK == Sema::TUK_Reference || TUK == Sema::TUK_Friend);
-      TypeResult = Actions.ActOnDependentTag(getCurScope(), TagType, TUK, SS,
-                                             Name, StartLoc, NameLoc);
+      TypeResult = Actions.ActOnDependentTag(getCurScope(), TagType, TUK,
+                                             SS, Name, StartLoc, NameLoc);
     }
   }
 
@@ -2042,9 +2071,10 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
                                 NameLoc.isValid() ? NameLoc : StartLoc,
                                 PrevSpec, DiagID, TypeResult.get(), Policy);
   } else if (!TagOrTempResult.isInvalid()) {
-    Result = DS.SetTypeSpecType(
-        TagType, StartLoc, NameLoc.isValid() ? NameLoc : StartLoc, PrevSpec,
-        DiagID, TagOrTempResult.get(), Owned, Policy);
+    Result = DS.SetTypeSpecType(TagType, StartLoc,
+                                NameLoc.isValid() ? NameLoc : StartLoc,
+                                PrevSpec, DiagID, TagOrTempResult.get(), Owned,
+                                Policy);
   } else {
     DS.SetTypeSpecError();
     return;
@@ -2153,12 +2183,12 @@ BaseResult Parser::ParseBaseSpecifier(Decl *ClassDecl) {
 
   // Parse the 'virtual' keyword (again!), in case it came after the
   // access specifier.
-  if (Tok.is(tok::kw_virtual)) {
+  if (Tok.is(tok::kw_virtual))  {
     SourceLocation VirtualLoc = ConsumeToken();
     if (IsVirtual) {
       // Complain about duplicate 'virtual'
       Diag(VirtualLoc, diag::err_dup_virtual)
-          << FixItHint::CreateRemoval(VirtualLoc);
+        << FixItHint::CreateRemoval(VirtualLoc);
     }
 
     IsVirtual = true;
@@ -2207,14 +2237,10 @@ BaseResult Parser::ParseBaseSpecifier(Decl *ClassDecl) {
 ///         'public'
 AccessSpecifier Parser::getAccessSpecifierIfPresent() const {
   switch (Tok.getKind()) {
-  default:
-    return AS_none;
-  case tok::kw_private:
-    return AS_private;
-  case tok::kw_protected:
-    return AS_protected;
-  case tok::kw_public:
-    return AS_public;
+  default: return AS_none;
+  case tok::kw_private: return AS_private;
+  case tok::kw_protected: return AS_protected;
+  case tok::kw_public: return AS_public;
   }
 }
 
@@ -2222,9 +2248,10 @@ AccessSpecifier Parser::getAccessSpecifierIfPresent() const {
 /// delayed, e.g., default arguments or an exception-specification, create a
 /// late-parsed method declaration record to handle the parsing at the end of
 /// the class definition.
-void Parser::HandleMemberFunctionDeclDelays(Declarator &DeclaratorInfo,
+void Parser::HandleMemberFunctionDeclDelays(Declarator& DeclaratorInfo,
                                             Decl *ThisDecl) {
-  DeclaratorChunk::FunctionTypeInfo &FTI = DeclaratorInfo.getFunctionTypeInfo();
+  DeclaratorChunk::FunctionTypeInfo &FTI
+    = DeclaratorInfo.getFunctionTypeInfo();
   // If there was a late-parsed exception-specification, we'll need a
   // late parse
   bool NeedLateParse = FTI.getExceptionSpecType() == EST_Unparsed;
@@ -2321,9 +2348,9 @@ void Parser::ParseOptionalCXX11VirtSpecifierSeq(VirtSpecifiers &VS,
 
     if (FriendLoc.isValid()) {
       Diag(Tok.getLocation(), diag::err_friend_decl_spec)
-          << VirtSpecifiers::getSpecifierName(Specifier)
-          << FixItHint::CreateRemoval(Tok.getLocation())
-          << SourceRange(FriendLoc, FriendLoc);
+        << VirtSpecifiers::getSpecifierName(Specifier)
+        << FixItHint::CreateRemoval(Tok.getLocation())
+        << SourceRange(FriendLoc, FriendLoc);
       ConsumeToken();
       continue;
     }
@@ -2333,12 +2360,13 @@ void Parser::ParseOptionalCXX11VirtSpecifierSeq(VirtSpecifiers &VS,
     const char *PrevSpec = nullptr;
     if (VS.SetSpecifier(Specifier, Tok.getLocation(), PrevSpec))
       Diag(Tok.getLocation(), diag::err_duplicate_virt_specifier)
-          << PrevSpec << FixItHint::CreateRemoval(Tok.getLocation());
+        << PrevSpec
+        << FixItHint::CreateRemoval(Tok.getLocation());
 
     if (IsInterface && (Specifier == VirtSpecifiers::VS_Final ||
                         Specifier == VirtSpecifiers::VS_Sealed)) {
       Diag(Tok.getLocation(), diag::err_override_control_interface)
-          << VirtSpecifiers::getSpecifierName(Specifier);
+        << VirtSpecifiers::getSpecifierName(Specifier);
     } else if (Specifier == VirtSpecifiers::VS_Sealed) {
       Diag(Tok.getLocation(), diag::ext_ms_sealed_keyword);
     } else if (Specifier == VirtSpecifiers::VS_Abstract) {
@@ -2408,8 +2436,7 @@ bool Parser::ParseCXXMemberDeclaratorBeforeInitializer(
         VS, getCurrentClass().IsInterface,
         DeclaratorInfo.getDeclSpec().getFriendSpecLoc());
     if (!VS.isUnset())
-      MaybeParseAndDiagnoseDeclSpecAfterCXX11VirtSpecifierSeq(DeclaratorInfo,
-                                                              VS);
+      MaybeParseAndDiagnoseDeclSpecAfterCXX11VirtSpecifierSeq(DeclaratorInfo, VS);
   }
 
   // If a simple-asm-expr is present, parse it.
@@ -2443,8 +2470,7 @@ bool Parser::ParseCXXMemberDeclaratorBeforeInitializer(
         if (AL.isKnownToGCC() && !AL.isCXX11Attribute())
           Diag(AL.getLoc(), diag::warn_gcc_attribute_location);
 
-      MaybeParseAndDiagnoseDeclSpecAfterCXX11VirtSpecifierSeq(DeclaratorInfo,
-                                                              VS);
+      MaybeParseAndDiagnoseDeclSpecAfterCXX11VirtSpecifierSeq(DeclaratorInfo, VS);
     }
   }
 
@@ -2461,7 +2487,8 @@ bool Parser::ParseCXXMemberDeclaratorBeforeInitializer(
 /// Look for declaration specifiers possibly occurring after C++11
 /// virt-specifier-seq and diagnose them.
 void Parser::MaybeParseAndDiagnoseDeclSpecAfterCXX11VirtSpecifierSeq(
-    Declarator &D, VirtSpecifiers &VS) {
+    Declarator &D,
+    VirtSpecifiers &VS) {
   DeclSpec DS(AttrFactory);
 
   // GNU-style and C++11 attributes are not allowed here, but they will be
@@ -2499,15 +2526,15 @@ void Parser::MaybeParseAndDiagnoseDeclSpecAfterCXX11VirtSpecifierSeq(
     SourceLocation RefQualifierLoc;
     if (ParseRefQualifier(RefQualifierIsLValueRef, RefQualifierLoc)) {
       const char *Name = (RefQualifierIsLValueRef ? "& " : "&& ");
-      FixItHint Insertion =
-          FixItHint::CreateInsertion(VS.getFirstLocation(), Name);
+      FixItHint Insertion = FixItHint::CreateInsertion(VS.getFirstLocation(), Name);
       Function.RefQualifierIsLValueRef = RefQualifierIsLValueRef;
       Function.RefQualifierLoc = RefQualifierLoc;
 
       Diag(RefQualifierLoc, diag::err_declspec_after_virtspec)
-          << (RefQualifierIsLValueRef ? "&" : "&&")
-          << VirtSpecifiers::getSpecifierName(VS.getLastSpecifier())
-          << FixItHint::CreateRemoval(RefQualifierLoc) << Insertion;
+        << (RefQualifierIsLValueRef ? "&" : "&&")
+        << VirtSpecifiers::getSpecifierName(VS.getLastSpecifier())
+        << FixItHint::CreateRemoval(RefQualifierLoc)
+        << Insertion;
       D.SetRangeEnd(RefQualifierLoc);
     }
   }
@@ -2649,10 +2676,10 @@ Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
   // Handle:  member-declaration ::= '__extension__' member-declaration
   if (Tok.is(tok::kw___extension__)) {
     // __extension__ silences extension warnings in the subexpression.
-    ExtensionRAIIObject O(Diags); // Use RAII to do this.
+    ExtensionRAIIObject O(Diags);  // Use RAII to do this.
     ConsumeToken();
-    return ParseCXXClassMemberDeclaration(AS, AccessAttrs, TemplateInfo,
-                                          TemplateDiags);
+    return ParseCXXClassMemberDeclaration(AS, AccessAttrs,
+                                          TemplateInfo, TemplateDiags);
   }
 
   ParsedAttributes DeclAttrs(AttrFactory);
@@ -2729,9 +2756,9 @@ Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
     return nullptr;
 
   MultiTemplateParamsArg TemplateParams(
-      TemplateInfo.TemplateParams ? TemplateInfo.TemplateParams->data()
-                                  : nullptr,
-      TemplateInfo.TemplateParams ? TemplateInfo.TemplateParams->size() : 0);
+      TemplateInfo.TemplateParams? TemplateInfo.TemplateParams->data()
+                                 : nullptr,
+      TemplateInfo.TemplateParams? TemplateInfo.TemplateParams->size() : 0);
 
   if (TryConsumeToken(tok::semi)) {
     if (DS.isFriendSpecified())
@@ -2742,7 +2769,7 @@ Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
         getCurScope(), AS, DS, DeclAttrs, TemplateParams, false, AnonRecord);
     DS.complete(TheDecl);
     if (AnonRecord) {
-      Decl *decls[] = {AnonRecord, TheDecl};
+      Decl* decls[] = {AnonRecord, TheDecl};
       return Actions.BuildDeclaratorGroup(decls);
     }
     return Actions.ConvertDeclToDeclGroup(TheDecl);
@@ -2760,7 +2787,7 @@ Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
   SourceLocation EqualLoc;
   SourceLocation PureSpecLoc;
 
-  auto TryConsumePureSpecifier = [&](bool AllowDefinition) {
+  auto TryConsumePureSpecifier = [&] (bool AllowDefinition) {
     if (Tok.isNot(tok::equal))
       return false;
 
@@ -2864,8 +2891,9 @@ Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
         DS.ClearStorageClassSpecs();
       }
 
-      Decl *FunDecl = ParseCXXInlineMethodDef(AS, AccessAttrs, DeclaratorInfo,
-                                              TemplateInfo, VS, PureSpecLoc);
+      Decl *FunDecl =
+        ParseCXXInlineMethodDef(AS, AccessAttrs, DeclaratorInfo, TemplateInfo,
+                                VS, PureSpecLoc);
 
       if (FunDecl) {
         for (unsigned i = 0, ni = CommonLateParsedAttrs.size(); i < ni; ++i) {
@@ -2933,16 +2961,17 @@ Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
       SmallVector<SourceRange, 4> Ranges;
       DeclaratorInfo.getCXX11AttributeRanges(Ranges);
       for (SmallVectorImpl<SourceRange>::iterator I = Ranges.begin(),
-                                                  E = Ranges.end();
-           I != E; ++I)
+           E = Ranges.end(); I != E; ++I)
         Diag((*I).getBegin(), diag::err_attributes_not_allowed) << *I;
 
       ThisDecl = Actions.ActOnFriendFunctionDecl(getCurScope(), DeclaratorInfo,
                                                  TemplateParams);
     } else {
-      ThisDecl = Actions.ActOnCXXMemberDeclarator(
-          getCurScope(), AS, DeclaratorInfo, TemplateParams, BitfieldSize.get(),
-          VS, HasInClassInit);
+      ThisDecl = Actions.ActOnCXXMemberDeclarator(getCurScope(), AS,
+                                                  DeclaratorInfo,
+                                                  TemplateParams,
+                                                  BitfieldSize.get(),
+                                                  VS, HasInClassInit);
 
       if (VarTemplateDecl *VT =
               ThisDecl ? dyn_cast<VarTemplateDecl>(ThisDecl) : nullptr)
@@ -3002,8 +3031,7 @@ Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
           Actions.ActOnUninitializedDecl(ThisDecl);
         SkipUntil(tok::comma, StopAtSemi | StopBeforeMatch);
       } else if (ThisDecl)
-        Actions.AddInitializerToDecl(ThisDecl, Init.get(),
-                                     EqualLoc.isInvalid());
+        Actions.AddInitializerToDecl(ThisDecl, Init.get(), EqualLoc.isInvalid());
     } else if (ThisDecl && DS.getStorageClassSpec() == DeclSpec::SCS_static)
       // No initializer.
       Actions.ActOnUninitializedDecl(ThisDecl);
@@ -3041,7 +3069,7 @@ Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
       // the start of a declarator. The comma was probably a typo for a
       // semicolon.
       Diag(CommaLoc, diag::err_expected_semi_declaration)
-          << FixItHint::CreateReplacement(CommaLoc, ";");
+        << FixItHint::CreateReplacement(CommaLoc, ";");
       ExpectSemi = false;
       break;
     }
@@ -3099,23 +3127,23 @@ Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
 /// be a constant-expression.
 ExprResult Parser::ParseCXXMemberInitializer(Decl *D, bool IsFunction,
                                              SourceLocation &EqualLoc) {
-  assert(Tok.isOneOf(tok::equal, tok::l_brace) &&
-         "Data member initializer not starting with '=' or '{'");
+  assert(Tok.isOneOf(tok::equal, tok::l_brace)
+         && "Data member initializer not starting with '=' or '{'");
 
   EnterExpressionEvaluationContext Context(
       Actions, Sema::ExpressionEvaluationContext::PotentiallyEvaluated, D);
   if (TryConsumeToken(tok::equal, EqualLoc)) {
     if (Tok.is(tok::kw_delete)) {
       // In principle, an initializer of '= delete p;' is legal, but it will
-      // never type-check. It's better to diagnose it as an ill-formed
-      // expression than as an ill-formed deleted non-function member. An
-      // initializer of '= delete p, foo' will never be parsed, because a
-      // top-level comma always ends the initializer expression.
+      // never type-check. It's better to diagnose it as an ill-formed expression
+      // than as an ill-formed deleted non-function member.
+      // An initializer of '= delete p, foo' will never be parsed, because
+      // a top-level comma always ends the initializer expression.
       const Token &Next = NextToken();
       if (IsFunction || Next.isOneOf(tok::semi, tok::comma, tok::eof)) {
         if (IsFunction)
           Diag(ConsumeToken(), diag::err_default_delete_in_multiple_declaration)
-              << 1 /* delete */;
+            << 1 /* delete */;
         else
           Diag(ConsumeToken(), diag::err_deleted_non_function);
         return ExprError();
@@ -3123,7 +3151,7 @@ ExprResult Parser::ParseCXXMemberInitializer(Decl *D, bool IsFunction,
     } else if (Tok.is(tok::kw_default)) {
       if (IsFunction)
         Diag(Tok, diag::err_default_delete_in_multiple_declaration)
-            << 0 /* default */;
+          << 0 /* default */;
       else
         Diag(ConsumeToken(), diag::err_default_special_members)
             << getLangOpts().CPlusPlus20;
@@ -3162,7 +3190,7 @@ void Parser::SkipCXXMemberSpecification(SourceLocation RecordLoc,
   // within a template argument).
   if (Tok.is(tok::colon)) {
     // Enter the scope of the class so that we can correctly parse its bases.
-    ParseScope ClassScope(this, Scope::ClassScope | Scope::DeclScope);
+    ParseScope ClassScope(this, Scope::ClassScope|Scope::DeclScope);
     ParsingClassDefinition ParsingDef(*this, TagDecl, /*NonNestedClass*/ true,
                                       TagType == DeclSpec::TST_interface);
     auto OldContext =
@@ -3290,8 +3318,8 @@ Parser::DeclGroupPtrTy Parser::ParseCXXClassMemberDeclarationWithPragmas(
   default:
     if (tok::isPragmaAnnotation(Tok.getKind())) {
       Diag(Tok.getLocation(), diag::err_pragma_misplaced_in_decl)
-          << DeclSpec::getSpecifierName(
-                 TagType, Actions.getASTContext().getPrintingPolicy());
+          << DeclSpec::getSpecifierName(TagType,
+                                   Actions.getASTContext().getPrintingPolicy());
       ConsumeAnnotationToken();
       return nullptr;
     }
@@ -3310,9 +3338,9 @@ void Parser::ParseCXXMemberSpecification(SourceLocation RecordLoc,
                                          ParsedAttributes &Attrs,
                                          unsigned TagType, Decl *TagDecl) {
   assert((TagType == DeclSpec::TST_struct ||
-          TagType == DeclSpec::TST_interface ||
-          TagType == DeclSpec::TST_union || TagType == DeclSpec::TST_class) &&
-         "Invalid TagType!");
+         TagType == DeclSpec::TST_interface ||
+         TagType == DeclSpec::TST_union  ||
+         TagType == DeclSpec::TST_class) && "Invalid TagType!");
 
   llvm::TimeTraceScope TimeScope("ParseClass", [&]() {
     if (auto *TD = dyn_cast_or_null<NamedDecl>(TagDecl))
@@ -3335,10 +3363,10 @@ void Parser::ParseCXXMemberSpecification(SourceLocation RecordLoc,
         // The Microsoft extension __interface does not permit nested classes.
         if (getCurrentClass().IsInterface) {
           Diag(RecordLoc, diag::err_invalid_member_in_interface)
-              << /*ErrorType=*/6
-              << (isa<NamedDecl>(TagDecl)
-                      ? cast<NamedDecl>(TagDecl)->getQualifiedNameAsString()
-                      : "(anonymous)");
+            << /*ErrorType=*/6
+            << (isa<NamedDecl>(TagDecl)
+                  ? cast<NamedDecl>(TagDecl)->getQualifiedNameAsString()
+                  : "(anonymous)");
         }
         break;
       }
@@ -3351,7 +3379,7 @@ void Parser::ParseCXXMemberSpecification(SourceLocation RecordLoc,
   }
 
   // Enter a scope for the class.
-  ParseScope ClassScope(this, Scope::ClassScope | Scope::DeclScope);
+  ParseScope ClassScope(this, Scope::ClassScope|Scope::DeclScope);
 
   // Note that we are parsing a new (potentially-nested) class definition.
   ParsingClassDefinition ParsingDef(*this, TagDecl, NonNestedClass,
@@ -3464,7 +3492,7 @@ void Parser::ParseCXXMemberSpecification(SourceLocation RecordLoc,
       if (SuggestFixIt) {
         LBraceDiag << FixItHint::CreateInsertion(BraceLoc, " {");
         // Try recovering from missing { after base-clause.
-        PP.EnterToken(Tok, /*IsReinject*/ true);
+        PP.EnterToken(Tok, /*IsReinject*/true);
         Tok.setKind(tok::l_brace);
       } else {
         if (TagDecl)
@@ -3558,8 +3586,10 @@ void Parser::DiagnoseUnexpectedNamespace(NamedDecl *D) {
 
   // FIXME: Suggest where the close brace should have gone by looking
   // at indentation changes within the definition body.
-  Diag(D->getLocation(), diag::err_missing_end_of_definition) << D;
-  Diag(Tok.getLocation(), diag::note_missing_end_of_definition_before) << D;
+  Diag(D->getLocation(),
+       diag::err_missing_end_of_definition) << D;
+  Diag(Tok.getLocation(),
+       diag::note_missing_end_of_definition_before) << D;
 
   // Push '};' onto the token stream to recover.
   PP.EnterToken(Tok, /*IsReinject*/ true);
@@ -3602,7 +3632,7 @@ void Parser::ParseConstructorInitializer(Decl *ConstructorDecl) {
   PoisonSEHIdentifiersRAIIObject PoisonSEHIdentifiers(*this, true);
   SourceLocation ColonLoc = ConsumeToken();
 
-  SmallVector<CXXCtorInitializer *, 4> MemInitializers;
+  SmallVector<CXXCtorInitializer*, 4> MemInitializers;
   bool AnyErrors = false;
 
   do {
@@ -3629,12 +3659,12 @@ void Parser::ParseConstructorInitializer(Decl *ConstructorDecl) {
              Tok.isOneOf(tok::identifier, tok::coloncolon)) {
       SourceLocation Loc = PP.getLocForEndOfToken(PrevTokLocation);
       Diag(Loc, diag::err_ctor_init_missing_comma)
-          << FixItHint::CreateInsertion(Loc, ", ");
+        << FixItHint::CreateInsertion(Loc, ", ");
     } else {
       // Skip over garbage, until we get to '{'.  Don't eat the '{'.
       if (!MemInit.isInvalid())
-        Diag(Tok.getLocation(), diag::err_expected_either)
-            << tok::l_brace << tok::comma;
+        Diag(Tok.getLocation(), diag::err_expected_either) << tok::l_brace
+                                                           << tok::comma;
       SkipUntil(tok::l_brace, StopAtSemi | StopBeforeMatch);
       break;
     }
@@ -3688,7 +3718,7 @@ MemInitResult Parser::ParseMemInitializer(Decl *ConstructorDecl) {
                                            ? takeTemplateIdAnnotation(Tok)
                                            : nullptr;
     if (TemplateId && TemplateId->mightBeType()) {
-      AnnotateTemplateIdTokenAsType(SS, /*IsClassName*/ true);
+      AnnotateTemplateIdTokenAsType(SS, /*IsClassName*/true);
       assert(Tok.is(tok::annot_typename) && "template-id -> type failed");
       TemplateTypeTy = getTypeAnnotation(Tok);
       ConsumeAnnotationToken();
@@ -3715,7 +3745,7 @@ MemInitResult Parser::ParseMemInitializer(Decl *ConstructorDecl) {
     return Actions.ActOnMemInitializer(ConstructorDecl, getCurScope(), SS, II,
                                        TemplateTypeTy.get(), DS, IdLoc,
                                        InitList.get(), EllipsisLoc);
-  } else if (Tok.is(tok::l_paren)) {
+  } else if(Tok.is(tok::l_paren)) {
     BalancedDelimiterTracker T(*this, tok::l_paren);
     T.consumeOpen();
 
@@ -3749,9 +3779,10 @@ MemInitResult Parser::ParseMemInitializer(Decl *ConstructorDecl) {
 
     if (TemplateTypeTy.isInvalid())
       return true;
-    return Actions.ActOnMemInitializer(
-        ConstructorDecl, getCurScope(), SS, II, TemplateTypeTy.get(), DS, IdLoc,
-        T.getOpenLocation(), ArgExprs, T.getCloseLocation(), EllipsisLoc);
+    return Actions.ActOnMemInitializer(ConstructorDecl, getCurScope(), SS, II,
+                                       TemplateTypeTy.get(), DS, IdLoc,
+                                       T.getOpenLocation(), ArgExprs,
+                                       T.getCloseLocation(), EllipsisLoc);
   }
 
   if (TemplateTypeTy.isInvalid())
@@ -3772,11 +3803,13 @@ MemInitResult Parser::ParseMemInitializer(Decl *ConstructorDecl) {
 ///       noexcept-specification:
 ///         'noexcept'
 ///         'noexcept' '(' constant-expression ')'
-ExceptionSpecificationType Parser::tryParseExceptionSpecification(
-    bool Delayed, SourceRange &SpecificationRange,
-    SmallVectorImpl<ParsedType> &DynamicExceptions,
-    SmallVectorImpl<SourceRange> &DynamicExceptionRanges,
-    ExprResult &NoexceptExpr, CachedTokens *&ExceptionSpecTokens) {
+ExceptionSpecificationType
+Parser::tryParseExceptionSpecification(bool Delayed,
+                    SourceRange &SpecificationRange,
+                    SmallVectorImpl<ParsedType> &DynamicExceptions,
+                    SmallVectorImpl<SourceRange> &DynamicExceptionRanges,
+                    ExprResult &NoexceptExpr,
+                    CachedTokens *&ExceptionSpecTokens) {
   ExceptionSpecificationType Result = EST_None;
   ExceptionSpecTokens = nullptr;
 
@@ -3805,8 +3838,8 @@ ExceptionSpecificationType Parser::tryParseExceptionSpecification(
 
     // Cache the tokens for the exception-specification.
     ExceptionSpecTokens = new CachedTokens;
-    ExceptionSpecTokens->push_back(StartTok);  // 'throw' or 'noexcept'
-    ExceptionSpecTokens->push_back(Tok);       // '('
+    ExceptionSpecTokens->push_back(StartTok); // 'throw' or 'noexcept'
+    ExceptionSpecTokens->push_back(Tok); // '('
     SpecificationRange.setEnd(ConsumeParen()); // '('
 
     ConsumeAndStoreUntil(tok::r_paren, *ExceptionSpecTokens,
@@ -3819,8 +3852,9 @@ ExceptionSpecificationType Parser::tryParseExceptionSpecification(
 
   // See if there's a dynamic specification.
   if (Tok.is(tok::kw_throw)) {
-    Result = ParseDynamicExceptionSpecification(
-        SpecificationRange, DynamicExceptions, DynamicExceptionRanges);
+    Result = ParseDynamicExceptionSpecification(SpecificationRange,
+                                                DynamicExceptions,
+                                                DynamicExceptionRanges);
     assert(DynamicExceptions.size() == DynamicExceptionRanges.size() &&
            "Produced 
diff erent number of exception types and ranges.");
   }
@@ -3844,8 +3878,8 @@ ExceptionSpecificationType Parser::tryParseExceptionSpecification(
     NoexceptExpr = ParseConstantExpression();
     T.consumeClose();
     if (!NoexceptExpr.isInvalid()) {
-      NoexceptExpr =
-          Actions.ActOnNoexceptSpec(NoexceptExpr.get(), NoexceptType);
+      NoexceptExpr = Actions.ActOnNoexceptSpec(NoexceptExpr.get(),
+                                               NoexceptType);
       NoexceptRange = SourceRange(KeywordLoc, T.getCloseLocation());
     } else {
       NoexceptType = EST_BasicNoexcept;
@@ -3874,16 +3908,17 @@ ExceptionSpecificationType Parser::tryParseExceptionSpecification(
   return Result;
 }
 
-static void diagnoseDynamicExceptionSpecification(Parser &P, SourceRange Range,
-                                                  bool IsNoexcept) {
+static void diagnoseDynamicExceptionSpecification(
+    Parser &P, SourceRange Range, bool IsNoexcept) {
   if (P.getLangOpts().CPlusPlus11) {
     const char *Replacement = IsNoexcept ? "noexcept" : "noexcept(false)";
-    P.Diag(Range.getBegin(), P.getLangOpts().CPlusPlus17 && !IsNoexcept
-                                 ? diag::ext_dynamic_exception_spec
-                                 : diag::warn_exception_spec_deprecated)
+    P.Diag(Range.getBegin(),
+           P.getLangOpts().CPlusPlus17 && !IsNoexcept
+               ? diag::ext_dynamic_exception_spec
+               : diag::warn_exception_spec_deprecated)
         << Range;
     P.Diag(Range.getBegin(), diag::note_exception_spec_deprecated)
-        << Replacement << FixItHint::CreateReplacement(Range, Replacement);
+      << Replacement << FixItHint::CreateReplacement(Range, Replacement);
   }
 }
 
@@ -3899,8 +3934,9 @@ static void diagnoseDynamicExceptionSpecification(Parser &P, SourceRange Range,
 ///         type-id-list ',' type-id ... [opt]
 ///
 ExceptionSpecificationType Parser::ParseDynamicExceptionSpecification(
-    SourceRange &SpecificationRange, SmallVectorImpl<ParsedType> &Exceptions,
-    SmallVectorImpl<SourceRange> &Ranges) {
+                                  SourceRange &SpecificationRange,
+                                  SmallVectorImpl<ParsedType> &Exceptions,
+                                  SmallVectorImpl<SourceRange> &Ranges) {
   assert(Tok.is(tok::kw_throw) && "expected throw");
 
   SpecificationRange.setBegin(ConsumeToken());
@@ -3974,9 +4010,10 @@ void Parser::ParseTrailingRequiresClause(Declarator &D) {
   SourceLocation RequiresKWLoc = ConsumeToken();
 
   ExprResult TrailingRequiresClause;
-  ParseScope ParamScope(this, Scope::DeclScope |
-                                  Scope::FunctionDeclarationScope |
-                                  Scope::FunctionPrototypeScope);
+  ParseScope ParamScope(this,
+                        Scope::DeclScope |
+                        Scope::FunctionDeclarationScope |
+                        Scope::FunctionPrototypeScope);
 
   Actions.ActOnStartTrailingRequiresClause(getCurScope(), D);
 
@@ -4026,9 +4063,9 @@ void Parser::ParseTrailingRequiresClause(Declarator &D) {
 /// We have just started parsing the definition of a new class,
 /// so push that class onto our stack of classes that is currently
 /// being parsed.
-Sema::ParsingClassState Parser::PushParsingClass(Decl *ClassDecl,
-                                                 bool NonNestedClass,
-                                                 bool IsInterface) {
+Sema::ParsingClassState
+Parser::PushParsingClass(Decl *ClassDecl, bool NonNestedClass,
+                         bool IsInterface) {
   assert((NonNestedClass || !ClassStack.empty()) &&
          "Nested class without outer class");
   ClassStack.push(new ParsingClass(ClassDecl, NonNestedClass, IsInterface));
@@ -4076,8 +4113,7 @@ void Parser::PopParsingClass(Sema::ParsingClassState state) {
   // This nested class has some members that will need to be processed
   // after the top-level class is completely defined. Therefore, add
   // it to the list of nested classes within its parent.
-  assert(getCurScope()->isClassScope() &&
-         "Nested class outside of class scope?");
+  assert(getCurScope()->isClassScope() && "Nested class outside of class scope?");
   ClassStack.top()->LateParsedDeclarations.push_back(
       new LateParsedClass(this, Victim));
 }
@@ -4259,10 +4295,13 @@ static bool IsBuiltInOrStandardCXX11Attribute(IdentifierInfo *AttrName,
 ///         '[' balanced-token-seq ']'
 ///         '{' balanced-token-seq '}'
 ///         any token but '(', ')', '[', ']', '{', or '}'
-bool Parser::ParseCXX11AttributeArgs(
-    IdentifierInfo *AttrName, SourceLocation AttrNameLoc,
-    ParsedAttributes &Attrs, SourceLocation *EndLoc, IdentifierInfo *ScopeName,
-    SourceLocation ScopeLoc, CachedTokens &OpenMPTokens) {
+bool Parser::ParseCXX11AttributeArgs(IdentifierInfo *AttrName,
+                                     SourceLocation AttrNameLoc,
+                                     ParsedAttributes &Attrs,
+                                     SourceLocation *EndLoc,
+                                     IdentifierInfo *ScopeName,
+                                     SourceLocation ScopeLoc,
+                                     CachedTokens &OpenMPTokens) {
   assert(Tok.is(tok::l_paren) && "Not a C++11 attribute argument list");
   SourceLocation LParenLoc = Tok.getLocation();
   const LangOptions &LO = getLangOpts();
@@ -4282,8 +4321,7 @@ bool Parser::ParseCXX11AttributeArgs(
       !hasAttribute(LO.CPlusPlus ? AttributeCommonInfo::Syntax::AS_CXX11
                                  : AttributeCommonInfo::Syntax::AS_C2x,
                     ScopeName, AttrName, getTargetInfo(), getLangOpts())) {
-    if (getLangOpts().MicrosoftExt || getLangOpts().HLSL) {
-    }
+    if (getLangOpts().MicrosoftExt || getLangOpts().HLSL) {}
     // Eat the left paren, then skip to the ending right paren.
     ConsumeParen();
     SkipUntil(tok::r_paren);
@@ -4301,7 +4339,7 @@ bool Parser::ParseCXX11AttributeArgs(
   if (ScopeName && ScopeName->isStr("omp")) {
     Diag(AttrNameLoc, getLangOpts().OpenMP >= 51
                           ? diag::warn_omp51_compat_attributes
-                          : diag::ext_omp_attributes);
+                                    : diag::ext_omp_attributes);
 
     ParseOpenMPAttributeArgs(AttrName, OpenMPTokens);
 
@@ -4316,8 +4354,9 @@ bool Parser::ParseCXX11AttributeArgs(
     NumArgs = ParseClangAttributeArgs(AttrName, AttrNameLoc, Attrs, EndLoc,
                                       ScopeName, ScopeLoc, Syntax);
   else
-    NumArgs = ParseAttributeArgsCommon(AttrName, AttrNameLoc, Attrs, EndLoc,
-                                       ScopeName, ScopeLoc, Syntax);
+    NumArgs =
+        ParseAttributeArgsCommon(AttrName, AttrNameLoc, Attrs, EndLoc,
+                                 ScopeName, ScopeLoc, Syntax);
 
   if (!Attrs.empty() &&
       IsBuiltInOrStandardCXX11Attribute(AttrName, ScopeName)) {
@@ -4405,7 +4444,7 @@ void Parser::ParseCXX11AttributeSpecifierInternal(ParsedAttributes &Attrs,
       Diag(Tok.getLocation(), diag::err_expected) << tok::colon;
   }
 
-  llvm::SmallDenseMap<IdentifierInfo *, SourceLocation, 4> SeenAttrs;
+  llvm::SmallDenseMap<IdentifierInfo*, SourceLocation, 4> SeenAttrs;
 
   bool AttrParsed = false;
   while (!Tok.isOneOf(tok::r_square, tok::semi, tok::eof)) {
@@ -4471,7 +4510,8 @@ void Parser::ParseCXX11AttributeSpecifierInternal(ParsedAttributes &Attrs,
     }
 
     if (TryConsumeToken(tok::ellipsis))
-      Diag(Tok, diag::err_cxx11_attribute_forbids_ellipsis) << AttrName;
+      Diag(Tok, diag::err_cxx11_attribute_forbids_ellipsis)
+        << AttrName;
   }
 
   // If we hit an error and recovered by parsing up to a semicolon, eat the
@@ -4516,7 +4556,8 @@ void Parser::DiagnoseAndSkipCXX11Attributes() {
 
   if (EndLoc.isValid()) {
     SourceRange Range(StartLoc, EndLoc);
-    Diag(StartLoc, diag::err_attributes_not_allowed) << Range;
+    Diag(StartLoc, diag::err_attributes_not_allowed)
+      << Range;
   }
 }
 
@@ -4715,7 +4756,7 @@ void Parser::ParseMicrosoftIfExistsClassDeclaration(
 
   case IEB_Dependent:
     Diag(Result.KeywordLoc, diag::warn_microsoft_dependent_exists)
-        << Result.IsIfExists;
+      << Result.IsIfExists;
     // Fall through to skip.
     LLVM_FALLTHROUGH;
 
@@ -4727,7 +4768,8 @@ void Parser::ParseMicrosoftIfExistsClassDeclaration(
   while (Tok.isNot(tok::r_brace) && !isEofOrEom()) {
     // __if_exists, __if_not_exists can nest.
     if (Tok.isOneOf(tok::kw___if_exists, tok::kw___if_not_exists)) {
-      ParseMicrosoftIfExistsClassDeclaration(TagType, AccessAttrs, CurAS);
+      ParseMicrosoftIfExistsClassDeclaration(TagType,
+                                             AccessAttrs, CurAS);
       continue;
     }
 

diff  --git a/clang/lib/Parse/Parser.cpp b/clang/lib/Parse/Parser.cpp
index fd044660845be..ab8748c2c63da 100644
--- a/clang/lib/Parse/Parser.cpp
+++ b/clang/lib/Parse/Parser.cpp
@@ -153,7 +153,7 @@ bool Parser::ExpectAndConsume(tok::TokenKind ExpectedTok, unsigned DiagID,
   return true;
 }
 
-bool Parser::ExpectAndConsumeSemi(unsigned DiagID, StringRef TokenUsed) {
+bool Parser::ExpectAndConsumeSemi(unsigned DiagID) {
   if (TryConsumeToken(tok::semi))
     return false;
 
@@ -172,7 +172,7 @@ bool Parser::ExpectAndConsumeSemi(unsigned DiagID, StringRef TokenUsed) {
     return false;
   }
 
-  return ExpectAndConsume(tok::semi, DiagID , TokenUsed);
+  return ExpectAndConsume(tok::semi, DiagID);
 }
 
 void Parser::ConsumeExtraSemi(ExtraSemiKind Kind, DeclSpec::TST TST) {

diff  --git a/clang/test/C/drs/dr0xx.c b/clang/test/C/drs/dr0xx.c
index 78816011078cf..4f0a505ec4f03 100644
--- a/clang/test/C/drs/dr0xx.c
+++ b/clang/test/C/drs/dr0xx.c
@@ -203,7 +203,7 @@ _Static_assert(THIS$AND$THAT(1, 1) == 2, "fail"); /* expected-warning 2 {{'$' in
  * Note: the rule changed in C99 to be 
diff erent than the resolution to DR029,
  * so it's not clear there's value in implementing this DR.
  */
-_Static_assert(__builtin_types_compatible_p(struct S { int a; }, union U { int a; }), "fail"); /* expected-error {{static assertion failed due to requirement '__builtin_types_compatible_p(struct S, union U)': fail}} */
+_Static_assert(__builtin_types_compatible_p(struct S { int a; }, union U { int a; }), "fail"); /* expected-error {{static_assert failed due to requirement '__builtin_types_compatible_p(struct S, union U)': fail}} */
 
 /* WG14 DR031: yes
  * Can constant expressions overflow?

diff  --git a/clang/test/CXX/dcl.dcl/p4-0x.cpp b/clang/test/CXX/dcl.dcl/p4-0x.cpp
index 925dea9d471f4..f3988b31df3a2 100644
--- a/clang/test/CXX/dcl.dcl/p4-0x.cpp
+++ b/clang/test/CXX/dcl.dcl/p4-0x.cpp
@@ -18,4 +18,4 @@ static_assert(S(false), "not so fast"); // expected-error {{not so fast}}
 static_assert(T(), "");
 static_assert(U(), ""); // expected-error {{ambiguous}}
 
-static_assert(false, L"\x14hi" "!" R"x(")x"); // expected-error {{static assertion failed: L"\024hi!\""}}
+static_assert(false, L"\x14hi" "!" R"x(")x"); // expected-error {{static_assert failed: L"\024hi!\""}}

diff  --git a/clang/test/CXX/drs/dr19xx.cpp b/clang/test/CXX/drs/dr19xx.cpp
index 08ee2ee77a84f..38d3ca589eca7 100644
--- a/clang/test/CXX/drs/dr19xx.cpp
+++ b/clang/test/CXX/drs/dr19xx.cpp
@@ -83,7 +83,7 @@ namespace dr1940 { // dr1940: yes
 #if __cplusplus >= 201103L
 static union {
   static_assert(true, "");  // ok
-  static_assert(false, ""); // expected-error {{static assertion failed}}
+  static_assert(false, ""); // expected-error {{static_assert failed}}
   int not_empty;
 };
 #endif

diff  --git a/clang/test/CXX/expr/expr.prim/expr.prim.id/p3.cpp b/clang/test/CXX/expr/expr.prim/expr.prim.id/p3.cpp
index 28b5d0adcf054..ed26bcbf6b944 100644
--- a/clang/test/CXX/expr/expr.prim/expr.prim.id/p3.cpp
+++ b/clang/test/CXX/expr/expr.prim/expr.prim.id/p3.cpp
@@ -161,10 +161,10 @@ concept Large = sizeof(T) > 100;
 
 struct small { };
 static_assert(Large<small>);
-// expected-error at -1 {{static assertion failed}}
+// expected-error at -1 {{static_assert failed}}
 // expected-note at -2 {{because 'small' does not satisfy 'Large'}}
 static_assert(Large<small>, "small isn't large");
-// expected-error at -1 {{static assertion failed: small isn't large}}
+// expected-error at -1 {{static_assert failed: small isn't large}}
 // expected-note at -2 {{because 'small' does not satisfy 'Large'}}
 
 // Make sure access-checking can fail a concept specialization
@@ -173,7 +173,7 @@ class T4 { static constexpr bool f = true; };
 template<typename T> concept AccessPrivate = T{}.f;
 // expected-note at -1{{because substituted constraint expression is ill-formed: 'f' is a private member of 'T4'}}
 static_assert(AccessPrivate<T4>);
-// expected-error at -1{{static assertion failed}}
+// expected-error at -1{{static_assert failed}}
 // expected-note at -2{{because 'T4' does not satisfy 'AccessPrivate'}}
 
 template<typename T, typename U>

diff  --git a/clang/test/CXX/expr/expr.prim/expr.prim.req/nested-requirement.cpp b/clang/test/CXX/expr/expr.prim/expr.prim.req/nested-requirement.cpp
index 02c1a9dcaf3b3..b45b57f6b9242 100644
--- a/clang/test/CXX/expr/expr.prim/expr.prim.req/nested-requirement.cpp
+++ b/clang/test/CXX/expr/expr.prim/expr.prim.req/nested-requirement.cpp
@@ -43,5 +43,5 @@ namespace std_example {
       requires sizeof(a) == 4; // OK
       requires a == 0; // expected-note{{because 'a == 0' would be invalid: constraint variable 'a' cannot be used in an evaluated context}}
     };
-  static_assert(C2<int>); // expected-note{{because 'int' does not satisfy 'C2'}} expected-error{{static assertion failed}}
-}
+  static_assert(C2<int>); // expected-note{{because 'int' does not satisfy 'C2'}} expected-error{{static_assert failed}}
+}
\ No newline at end of file

diff  --git a/clang/test/CXX/temp/temp.constr/temp.constr.constr/partial-specializations.cpp b/clang/test/CXX/temp/temp.constr/temp.constr.constr/partial-specializations.cpp
index 309a434b7fb34..7d5c8c40da057 100644
--- a/clang/test/CXX/temp/temp.constr/temp.constr.constr/partial-specializations.cpp
+++ b/clang/test/CXX/temp/temp.constr/temp.constr.constr/partial-specializations.cpp
@@ -79,6 +79,6 @@ namespace variable_templates
   // expected-note at -1{{while checking constraint satisfaction for variable template partial specialization 'v1<int>' required here}}
   // expected-note at -2{{during template argument deduction for variable template partial specialization 'v1<T *>' [with T = int *]}}
   // expected-note at -3{{during template argument deduction for variable template partial specialization 'v1<T **>' [with T = int]}}
-  // expected-error at -4{{static assertion failed due to requirement 'v1<int **>'}}
+  // expected-error at -4{{static_assert failed due to requirement 'v1<int **>'}}
 
-}
+}
\ No newline at end of file

diff  --git a/clang/test/PCH/cxx-static_assert.cpp b/clang/test/PCH/cxx-static_assert.cpp
index 5cbde183bb6dc..d2cf8926a88f0 100644
--- a/clang/test/PCH/cxx-static_assert.cpp
+++ b/clang/test/PCH/cxx-static_assert.cpp
@@ -17,7 +17,7 @@ template<int N> struct T {
 
 #else
 
-// expected-error at 15 {{static assertion failed due to requirement '1 == 2': N is not 2!}}
+// expected-error at 15 {{static_assert failed due to requirement '1 == 2': N is not 2!}}
 T<1> t1; // expected-note {{in instantiation of template class 'T<1>' requested here}}
 T<2> t2;
 

diff  --git a/clang/test/PCH/cxx-templates.cpp b/clang/test/PCH/cxx-templates.cpp
index 804c42e6760b2..c5694425585db 100644
--- a/clang/test/PCH/cxx-templates.cpp
+++ b/clang/test/PCH/cxx-templates.cpp
@@ -167,7 +167,7 @@ namespace DependentMemberExpr {
   // This used to mark 'f' invalid without producing any diagnostic. That's a
   // little hard to detect, but we can make sure that constexpr evaluation
   // fails when it should.
-  static_assert(A<int>().f() == 1); // expected-error {{static assertion failed}}
+  static_assert(A<int>().f() == 1); // expected-error {{static_assert failed}}
 #endif
 }
 

diff  --git a/clang/test/Parser/objc-static-assert.m b/clang/test/Parser/objc-static-assert.m
index b16405787d57b..138b4fce2058d 100644
--- a/clang/test/Parser/objc-static-assert.m
+++ b/clang/test/Parser/objc-static-assert.m
@@ -15,7 +15,7 @@
 @interface A {
   int a;
   _Static_assert(1, "");
-  _Static_assert(0, ""); // expected-error {{static assertion failed}}
+  _Static_assert(0, ""); // expected-error {{static_assert failed}}
 
   _Static_assert(a, ""); // expected-error {{use of undeclared identifier 'a'}}
   _Static_assert(sizeof(a), ""); // expected-error {{use of undeclared identifier 'a'}}
@@ -44,7 +44,7 @@ @interface A {
 @interface A {
   int a;
   _Static_assert(1, "");
-  _Static_assert(0, ""); // expected-error {{static assertion failed}}
+  _Static_assert(0, ""); // expected-error {{static_assert failed}}
 }
 
 _Static_assert(1, "");

diff  --git a/clang/test/Parser/objc-static-assert.mm b/clang/test/Parser/objc-static-assert.mm
index 936e484909f53..125dd4856a5e3 100644
--- a/clang/test/Parser/objc-static-assert.mm
+++ b/clang/test/Parser/objc-static-assert.mm
@@ -21,12 +21,12 @@ @interface A {
   static_assert(1, "");
   _Static_assert(1, "");
 
-  static_assert(0, ""); // expected-error {{static assertion failed}}
-  _Static_assert(0, ""); // expected-error {{static assertion failed}}
+  static_assert(0, ""); // expected-error {{static_assert failed}}
+  _Static_assert(0, ""); // expected-error {{static_assert failed}}
 
-  static_assert(a, ""); // expected-error {{static assertion expression is not an integral constant expression}}
+  static_assert(a, ""); // expected-error {{static_assert expression is not an integral constant expression}}
   static_assert(sizeof(a) == 4, "");
-  static_assert(sizeof(a) == 3, ""); // expected-error {{static assertion failed}}
+  static_assert(sizeof(a) == 3, ""); // expected-error {{static_assert failed}}
 }
 
 static_assert(1, "");
@@ -40,7 +40,7 @@ @implementation A {
   static_assert(1, "");
   _Static_assert(1, "");
   static_assert(sizeof(b) == 4, "");
-  static_assert(sizeof(b) == 3, ""); // expected-error {{static assertion failed}}
+  static_assert(sizeof(b) == 3, ""); // expected-error {{static_assert failed}}
 }
 
 static_assert(1, "");
@@ -56,7 +56,7 @@ @interface B
 @interface B () {
   int b;
   static_assert(sizeof(b) == 4, "");
-  static_assert(sizeof(b) == 3, ""); // expected-error {{static assertion failed}}
+  static_assert(sizeof(b) == 3, ""); // expected-error {{static_assert failed}}
 }
 @end
 
@@ -71,7 +71,7 @@ @interface A {
   int a;
   static_assert(1, ""); // expected-error {{type name requires a specifier or qualifier}} expected-error{{expected parameter declarator}} expected-error {{expected ')'}} expected-note {{to match this '('}}
   _Static_assert(1, "");
-  _Static_assert(0, ""); // expected-error {{static assertion failed}}
+  _Static_assert(0, ""); // expected-error {{static_assert failed}}
 }
 @end
 #endif

diff  --git a/clang/test/Sema/builtin-align.c b/clang/test/Sema/builtin-align.c
index 9c73218f70c23..d4cdc230e914f 100644
--- a/clang/test/Sema/builtin-align.c
+++ b/clang/test/Sema/builtin-align.c
@@ -113,8 +113,8 @@ void constant_expression(int x) {
   _Static_assert(__builtin_align_down(33, 32) == 32, "");
 
   // But not if one of the arguments isn't constant:
-  _Static_assert(ALIGN_BUILTIN(33, x) != 100, ""); // expected-error {{static assertion expression is not an integral constant expression}}
-  _Static_assert(ALIGN_BUILTIN(x, 4) != 100, "");  // expected-error {{static assertion expression is not an integral constant expression}}
+  _Static_assert(ALIGN_BUILTIN(33, x) != 100, ""); // expected-error {{static_assert expression is not an integral constant expression}}
+  _Static_assert(ALIGN_BUILTIN(x, 4) != 100, "");  // expected-error {{static_assert expression is not an integral constant expression}}
 }
 
 // Check that it is a constant expression that can be assigned to globals:

diff  --git a/clang/test/Sema/sizeless-1.c b/clang/test/Sema/sizeless-1.c
index 5e7e3be772e8c..d50d1c629d13d 100644
--- a/clang/test/Sema/sizeless-1.c
+++ b/clang/test/Sema/sizeless-1.c
@@ -69,7 +69,7 @@ void func(int sel) {
   // Using pointers to sizeless data isn't wrong here, but because the
   // type is incomplete, it doesn't provide any alignment guarantees.
   _Static_assert(__atomic_is_lock_free(1, &local_int8) == __atomic_is_lock_free(1, incomplete_ptr), "");
-  _Static_assert(__atomic_is_lock_free(2, &local_int8) == __atomic_is_lock_free(2, incomplete_ptr), ""); // expected-error {{static assertion expression is not an integral constant expression}}
+  _Static_assert(__atomic_is_lock_free(2, &local_int8) == __atomic_is_lock_free(2, incomplete_ptr), ""); // expected-error {{static_assert expression is not an integral constant expression}}
   _Static_assert(__atomic_always_lock_free(1, &local_int8) == __atomic_always_lock_free(1, incomplete_ptr), "");
 
   local_int8; // expected-warning {{expression result unused}}

diff  --git a/clang/test/Sema/static-assert.c b/clang/test/Sema/static-assert.c
index 60a45af3d1d2a..3958aeaaa77e7 100644
--- a/clang/test/Sema/static-assert.c
+++ b/clang/test/Sema/static-assert.c
@@ -5,11 +5,11 @@
 
 _Static_assert("foo", "string is nonzero"); // ext-warning {{'_Static_assert' is a C11 extension}}
 #ifndef __cplusplus
-// expected-error at -2 {{static assertion expression is not an integral constant expression}}
+// expected-error at -2 {{static_assert expression is not an integral constant expression}}
 #endif
 
 _Static_assert(1, "1 is nonzero"); // ext-warning {{'_Static_assert' is a C11 extension}}
-_Static_assert(0, "0 is nonzero"); // expected-error {{static assertion failed: 0 is nonzero}} \
+_Static_assert(0, "0 is nonzero"); // expected-error {{static_assert failed: 0 is nonzero}} \
                                    // ext-warning {{'_Static_assert' is a C11 extension}}
 
 #ifdef MS
@@ -18,7 +18,7 @@ static_assert(1, "1 is nonzero"); // ms-warning {{use of 'static_assert' without
 
 void foo(void) {
   _Static_assert(1, "1 is nonzero"); // ext-warning {{'_Static_assert' is a C11 extension}}
-  _Static_assert(0, "0 is nonzero"); // expected-error {{static assertion failed: 0 is nonzero}} \
+  _Static_assert(0, "0 is nonzero"); // expected-error {{static_assert failed: 0 is nonzero}} \
                                      // ext-warning {{'_Static_assert' is a C11 extension}}
 #ifdef MS
   static_assert(1, "1 is nonzero"); // ms-warning {{use of 'static_assert' without}}
@@ -31,7 +31,7 @@ _Static_assert(1, invalid); // expected-error {{expected string literal for diag
 struct A {
   int a;
   _Static_assert(1, "1 is nonzero"); // ext-warning {{'_Static_assert' is a C11 extension}}
-  _Static_assert(0, "0 is nonzero"); // expected-error {{static assertion failed: 0 is nonzero}} \
+  _Static_assert(0, "0 is nonzero"); // expected-error {{static_assert failed: 0 is nonzero}} \
                                      // ext-warning {{'_Static_assert' is a C11 extension}}
 #ifdef MS
   static_assert(1, "1 is nonzero"); // ms-warning {{use of 'static_assert' without}}
@@ -54,7 +54,7 @@ struct A {
 
 typedef UNION(unsigned, struct A) U1; // ext-warning 3 {{'_Static_assert' is a C11 extension}}
 UNION(char[2], short) u2 = { .one = { 'a', 'b' } }; // ext-warning 3 {{'_Static_assert' is a C11 extension}} cxx-warning {{designated initializers are a C++20 extension}}
-typedef UNION(char, short) U3; // expected-error {{static assertion failed due to requirement 'sizeof(char) == sizeof(short)': type size mismatch}} \
+typedef UNION(char, short) U3; // expected-error {{static_assert failed due to requirement 'sizeof(char) == sizeof(short)': type size mismatch}} \
                                // ext-warning 3 {{'_Static_assert' is a C11 extension}}
 typedef UNION(float, 0.5f) U4; // expected-error {{expected a type}} \
                                // ext-warning 3 {{'_Static_assert' is a C11 extension}}
@@ -70,6 +70,3 @@ static_assert(1, "1 is nonzero"); // ok
 #undef static_assert
 static_assert(1, "1 is nonzero"); // ms-warning {{use of 'static_assert' without}}
 #endif
-
-_Static_assert(1 , "") // expected-error {{expected ';' after '_Static_assert'}} \
-                      // ext-warning {{'_Static_assert' is a C11 extension}}

diff  --git a/clang/test/SemaCXX/access-base-class.cpp b/clang/test/SemaCXX/access-base-class.cpp
index 8273f2f378385..2ed40ed536c5f 100644
--- a/clang/test/SemaCXX/access-base-class.cpp
+++ b/clang/test/SemaCXX/access-base-class.cpp
@@ -109,7 +109,7 @@ class b {
 
 template <int>
 struct Impossible {
-  static_assert(false, ""); // expected-error {{static assertion failed}}
+  static_assert(false, ""); // expected-error {{static_assert failed}}
 };
 
 // verify "no member named 'value'" bogus diagnostic is not emitted.

diff  --git a/clang/test/SemaCXX/alias-template.cpp b/clang/test/SemaCXX/alias-template.cpp
index c27c79ebd7cb6..0e5d9dae7bb7f 100644
--- a/clang/test/SemaCXX/alias-template.cpp
+++ b/clang/test/SemaCXX/alias-template.cpp
@@ -174,7 +174,7 @@ struct S {
   using T = X[J];
   using U = T<I>;
 };
-static_assert(__is_same(S<3>::U, X[2]), ""); // expected-error {{static assertion failed}}
+static_assert(__is_same(S<3>::U, X[2]), ""); // expected-error {{static_assert failed}}
 }
 
 namespace PR39623 {

diff  --git a/clang/test/SemaCXX/builtin-is-constant-evaluated.cpp b/clang/test/SemaCXX/builtin-is-constant-evaluated.cpp
index a1c003c85f732..c54d7c1b7aa84 100644
--- a/clang/test/SemaCXX/builtin-is-constant-evaluated.cpp
+++ b/clang/test/SemaCXX/builtin-is-constant-evaluated.cpp
@@ -26,7 +26,7 @@ static_assert(cn == 11);
 constexpr int bn = __builtin_is_constant_evaluated() ? dummy : 42; // expected-note {{non-const variable 'dummy' is not allowed}}
 
 const int n2 = __builtin_is_constant_evaluated() ? dummy : 42; // expected-note {{declared here}}
-static_assert(n2 == 42);                                       // expected-error {{static assertion expression is not an integral constant}}
+static_assert(n2 == 42);                                       // expected-error {{static_assert expression is not an integral constant}}
 // expected-note at -1 {{initializer of 'n2' is not a constant expression}}
 
 template <bool V, bool Default = std::is_constant_evaluated()>

diff  --git a/clang/test/SemaCXX/builtin-std-move.cpp b/clang/test/SemaCXX/builtin-std-move.cpp
index eb2b85e8e7c7f..f220be972a350 100644
--- a/clang/test/SemaCXX/builtin-std-move.cpp
+++ b/clang/test/SemaCXX/builtin-std-move.cpp
@@ -39,7 +39,7 @@ namespace std {
     return static_cast<T&&>(x);
   }
   template<typename T> CONSTEXPR T &&forward(typename remove_reference<T>::type &&x) {
-    static_assert(!is_lvalue_reference<T>::value, "should not forward rval as lval"); // expected-error {{static assertion failed}}
+    static_assert(!is_lvalue_reference<T>::value, "should not forward rval as lval"); // expected-error {{static_assert failed}}
     return static_cast<T&&>(x);
   }
 

diff  --git a/clang/test/SemaCXX/builtins.cpp b/clang/test/SemaCXX/builtins.cpp
index 27f9267bbeea5..50e0fb42b403d 100644
--- a/clang/test/SemaCXX/builtins.cpp
+++ b/clang/test/SemaCXX/builtins.cpp
@@ -47,7 +47,7 @@ namespace function_start {
 void a(void) {}
 int n;
 void *p = __builtin_function_start(n);               // expected-error {{argument must be a function}}
-static_assert(__builtin_function_start(a) == a, ""); // expected-error {{static assertion expression is not an integral constant expression}}
+static_assert(__builtin_function_start(a) == a, ""); // expected-error {{static_assert expression is not an integral constant expression}}
 } // namespace function_start
 
 void no_ms_builtins() {

diff  --git a/clang/test/SemaCXX/complex-folding.cpp b/clang/test/SemaCXX/complex-folding.cpp
index 8c56cf0e5d984..1c2f9c73eb313 100644
--- a/clang/test/SemaCXX/complex-folding.cpp
+++ b/clang/test/SemaCXX/complex-folding.cpp
@@ -3,7 +3,7 @@
 // Test the constant folding of builtin complex numbers.
 
 static_assert((0.0 + 0.0j) == (0.0 + 0.0j));
-static_assert((0.0 + 0.0j) != (0.0 + 0.0j)); // expected-error {{static assertion}}
+static_assert((0.0 + 0.0j) != (0.0 + 0.0j)); // expected-error {{static_assert}}
 
 static_assert((0.0 + 0.0j) == 0.0);
 static_assert(0.0 == (0.0 + 0.0j));
@@ -14,21 +14,21 @@ static_assert(0.0 != 1.0j);
 
 // Walk around the complex plane stepping between angular 
diff erences and
 // equality.
-static_assert((1.0 + 0.0j) == (0.0 + 0.0j)); // expected-error {{static assertion}}
+static_assert((1.0 + 0.0j) == (0.0 + 0.0j)); // expected-error {{static_assert}}
 static_assert((1.0 + 0.0j) == (1.0 + 0.0j));
-static_assert((1.0 + 1.0j) == (1.0 + 0.0j)); // expected-error {{static assertion}}
+static_assert((1.0 + 1.0j) == (1.0 + 0.0j)); // expected-error {{static_assert}}
 static_assert((1.0 + 1.0j) == (1.0 + 1.0j));
-static_assert((0.0 + 1.0j) == (1.0 + 1.0j)); // expected-error {{static assertion}}
+static_assert((0.0 + 1.0j) == (1.0 + 1.0j)); // expected-error {{static_assert}}
 static_assert((0.0 + 1.0j) == (0.0 + 1.0j));
-static_assert((-1.0 + 1.0j) == (0.0 + 1.0j)); // expected-error {{static assertion}}
+static_assert((-1.0 + 1.0j) == (0.0 + 1.0j)); // expected-error {{static_assert}}
 static_assert((-1.0 + 1.0j) == (-1.0 + 1.0j));
-static_assert((-1.0 + 0.0j) == (-1.0 + 1.0j)); // expected-error {{static assertion}}
+static_assert((-1.0 + 0.0j) == (-1.0 + 1.0j)); // expected-error {{static_assert}}
 static_assert((-1.0 + 0.0j) == (-1.0 + 0.0j));
-static_assert((-1.0 - 1.0j) == (-1.0 + 0.0j)); // expected-error {{static assertion}}
+static_assert((-1.0 - 1.0j) == (-1.0 + 0.0j)); // expected-error {{static_assert}}
 static_assert((-1.0 - 1.0j) == (-1.0 - 1.0j));
-static_assert((0.0 - 1.0j) == (-1.0 - 1.0j)); // expected-error {{static assertion}}
+static_assert((0.0 - 1.0j) == (-1.0 - 1.0j)); // expected-error {{static_assert}}
 static_assert((0.0 - 1.0j) == (0.0 - 1.0j));
-static_assert((1.0 - 1.0j) == (0.0 - 1.0j)); // expected-error {{static assertion}}
+static_assert((1.0 - 1.0j) == (0.0 - 1.0j)); // expected-error {{static_assert}}
 static_assert((1.0 - 1.0j) == (1.0 - 1.0j));
 
 // Test basic mathematical folding of both complex and real operands.

diff  --git a/clang/test/SemaCXX/constant-expression-cxx11.cpp b/clang/test/SemaCXX/constant-expression-cxx11.cpp
index aaca34cd65839..b03cb7696aae5 100644
--- a/clang/test/SemaCXX/constant-expression-cxx11.cpp
+++ b/clang/test/SemaCXX/constant-expression-cxx11.cpp
@@ -580,7 +580,7 @@ constexpr int fail(const int &p) {
   return (&p)[64]; // expected-note {{cannot refer to element 64 of array of 2 elements}}
 }
 static_assert(fail(*(&(&(*(*&(&zs[2] - 1)[0] + 2 - 2))[2])[-1][2] - 2)) == 11, ""); // \
-expected-error {{static assertion expression is not an integral constant expression}} \
+expected-error {{static_assert expression is not an integral constant expression}} \
 expected-note {{in call to 'fail(zs[1][0][1][0])'}}
 
 constexpr int arr[40] = { 1, 2, 3, [8] = 4 };
@@ -1596,11 +1596,11 @@ namespace CompoundLiteral {
   // Matching GCC, file-scope array compound literals initialized by constants
   // are lifetime-extended.
   constexpr int *p = (int*)(int[1]){3}; // expected-warning {{C99}}
-  static_assert(*p == 3, "");           // expected-error {{static assertion expression is not an integral constant expression}}
+  static_assert(*p == 3, "");           // expected-error {{static_assert expression is not an integral constant expression}}
                                         // expected-note at -1 {{subexpression not valid}}
                                         // expected-note at -3 {{declared here}}
   static_assert((int[2]){1, 2}[1] == 2, ""); // expected-warning {{C99}}
-  // expected-error at -1 {{static assertion expression is not an integral constant expression}}
+  // expected-error at -1 {{static_assert expression is not an integral constant expression}}
   // expected-note at -2 {{subexpression not valid}}
   // expected-note at -3 {{declared here}}
 
@@ -1912,12 +1912,12 @@ namespace VirtualFromBase {
   static_assert(p->f() == sizeof(X<S1>), "");
   // cxx11-error at -1    {{not an integral constant expression}}
   // cxx11-note at -2     {{call to virtual function}}
-  // cxx20_2b-error at -3 {{static assertion failed}}
+  // cxx20_2b-error at -3 {{static_assert failed}}
 
   // Non-virtual f(), OK.
   constexpr X<X<S2>> xxs2;
   constexpr X<S2> *q = const_cast<X<X<S2>>*>(&xxs2);
-  static_assert(q->f() == sizeof(S2), ""); // cxx20_2b-error {{static assertion failed}}
+  static_assert(q->f() == sizeof(S2), ""); // cxx20_2b-error {{static_assert failed}}
 }
 
 namespace ConstexprConstructorRecovery {

diff  --git a/clang/test/SemaCXX/constexpr-builtin-bit-cast.cpp b/clang/test/SemaCXX/constexpr-builtin-bit-cast.cpp
index 36ced2e298c69..cb1812905d3d2 100644
--- a/clang/test/SemaCXX/constexpr-builtin-bit-cast.cpp
+++ b/clang/test/SemaCXX/constexpr-builtin-bit-cast.cpp
@@ -446,7 +446,7 @@ constexpr bool f(bool read_uninit) {
 }
 
 static_assert(f(/*read_uninit=*/false), "");
-static_assert(f(/*read_uninit=*/true), ""); // expected-error{{static assertion expression is not an integral constant expression}} expected-note{{in call to 'f(true)'}}
+static_assert(f(/*read_uninit=*/true), ""); // expected-error{{static_assert expression is not an integral constant expression}} expected-note{{in call to 'f(true)'}}
 
 constexpr bytes ld539 = {
   0x0, 0x0,  0x0,  0x0,

diff  --git a/clang/test/SemaCXX/constexpr-function-recovery-crash.cpp b/clang/test/SemaCXX/constexpr-function-recovery-crash.cpp
index 07bc5e57ae13c..77e22a911cb49 100644
--- a/clang/test/SemaCXX/constexpr-function-recovery-crash.cpp
+++ b/clang/test/SemaCXX/constexpr-function-recovery-crash.cpp
@@ -68,7 +68,7 @@ constexpr int test9(int x) {
 }
 
 constexpr int test10() { return undef(); } // expected-error {{use of undeclared identifier 'undef'}}
-static_assert(test10() <= 1, "should not crash"); // expected-error {{static assertion expression is not an integral constant expression}}
+static_assert(test10() <= 1, "should not crash"); // expected-error {{static_assert expression is not an integral constant expression}}
 
 struct X {} array[] = {undef()}; // expected-error {{use of undeclared identifier 'undef'}}
 constexpr void test11() {

diff  --git a/clang/test/SemaCXX/coroutines-exp-namespace.cpp b/clang/test/SemaCXX/coroutines-exp-namespace.cpp
index 48f0dd0126345..534d47dfa776e 100644
--- a/clang/test/SemaCXX/coroutines-exp-namespace.cpp
+++ b/clang/test/SemaCXX/coroutines-exp-namespace.cpp
@@ -1109,8 +1109,8 @@ struct TestType {
 
   CoroMemberTag test_asserts(int *) const {
     auto TC = co_yield 0;
-    static_assert(TC.MatchesArgs<const TestType &>, ""); // expected-error {{static assertion failed}}
-    static_assert(TC.MatchesArgs<const TestType &>, ""); // expected-error {{static assertion failed}}
+    static_assert(TC.MatchesArgs<const TestType &>, ""); // expected-error {{static_assert failed}}
+    static_assert(TC.MatchesArgs<const TestType &>, ""); // expected-error {{static_assert failed}}
     static_assert(TC.MatchesArgs<const TestType &, int *>, "");
   }
 
@@ -1201,8 +1201,8 @@ struct DepTestType {
 
   CoroMemberTag test_asserts(int *) const {
     auto TC = co_yield 0;
-    static_assert(TC.template MatchesArgs<const DepTestType &>, ""); // expected-error {{static assertion failed}}
-    static_assert(TC.template MatchesArgs<>, "");                    // expected-error {{static assertion failed}}
+    static_assert(TC.template MatchesArgs<const DepTestType &>, ""); // expected-error {{static_assert failed}}
+    static_assert(TC.template MatchesArgs<>, "");                    // expected-error {{static_assert failed}}
     static_assert(TC.template MatchesArgs<const DepTestType &, int *>, "");
   }
 
@@ -1265,7 +1265,7 @@ struct DepTestType {
     static_assert(!TCT::MatchesArgs<DepTestType *>, "");
 
     // Ensure diagnostics are actually being generated here
-    static_assert(TCT::MatchesArgs<int>, ""); // expected-error {{static assertion failed}}
+    static_assert(TCT::MatchesArgs<int>, ""); // expected-error {{static_assert failed}}
   }
 
   static CoroMemberTag test_static(volatile void *const, char &&) {

diff  --git a/clang/test/SemaCXX/coroutines.cpp b/clang/test/SemaCXX/coroutines.cpp
index b646810809a06..5d6ef7f73cfd7 100644
--- a/clang/test/SemaCXX/coroutines.cpp
+++ b/clang/test/SemaCXX/coroutines.cpp
@@ -1130,8 +1130,8 @@ struct TestType {
 
   CoroMemberTag test_asserts(int *) const {
     auto TC = co_yield 0;
-    static_assert(TC.MatchesArgs<const TestType &>, ""); // expected-error {{static assertion failed}}
-    static_assert(TC.MatchesArgs<const TestType &>, ""); // expected-error {{static assertion failed}}
+    static_assert(TC.MatchesArgs<const TestType &>, ""); // expected-error {{static_assert failed}}
+    static_assert(TC.MatchesArgs<const TestType &>, ""); // expected-error {{static_assert failed}}
     static_assert(TC.MatchesArgs<const TestType &, int *>, "");
   }
 
@@ -1222,8 +1222,8 @@ struct DepTestType {
 
   CoroMemberTag test_asserts(int *) const {
     auto TC = co_yield 0;
-    static_assert(TC.template MatchesArgs<const DepTestType &>, ""); // expected-error {{static assertion failed}}
-    static_assert(TC.template MatchesArgs<>, ""); // expected-error {{static assertion failed}}
+    static_assert(TC.template MatchesArgs<const DepTestType &>, ""); // expected-error {{static_assert failed}}
+    static_assert(TC.template MatchesArgs<>, ""); // expected-error {{static_assert failed}}
     static_assert(TC.template MatchesArgs<const DepTestType &, int *>, "");
   }
 
@@ -1286,7 +1286,7 @@ struct DepTestType {
     static_assert(!TCT::MatchesArgs<DepTestType *>, "");
 
     // Ensure diagnostics are actually being generated here
-    static_assert(TCT::MatchesArgs<int>, ""); // expected-error {{static assertion failed}}
+    static_assert(TCT::MatchesArgs<int>, ""); // expected-error {{static_assert failed}}
   }
 
   static CoroMemberTag test_static(volatile void *const, char &&) {

diff  --git a/clang/test/SemaCXX/cxx2a-template-lambdas.cpp b/clang/test/SemaCXX/cxx2a-template-lambdas.cpp
index 65baf29718f06..6d22be44d836d 100644
--- a/clang/test/SemaCXX/cxx2a-template-lambdas.cpp
+++ b/clang/test/SemaCXX/cxx2a-template-lambdas.cpp
@@ -11,19 +11,19 @@ struct DummyTemplate { };
 
 void func() {
   auto L0 = []<typename T>(T arg) {
-    static_assert(is_same<T, int>); // expected-error {{static assertion failed}}
+    static_assert(is_same<T, int>); // expected-error {{static_assert failed}}
   };
   L0(0);
   L0(0.0); // expected-note {{in instantiation}}
 
   auto L1 = []<int I> {
-    static_assert(I == 5); // expected-error {{static assertion failed}}
+    static_assert(I == 5); // expected-error {{static_assert failed}}
   };
   L1.operator()<5>();
   L1.operator()<6>(); // expected-note {{in instantiation}}
 
   auto L2 = []<template<typename> class T, class U>(T<U> &&arg) {
-    static_assert(is_same<T<U>, DummyTemplate<float>>); // // expected-error {{static assertion failed}}
+    static_assert(is_same<T<U>, DummyTemplate<float>>); // // expected-error {{static_assert failed}}
   };
   L2(DummyTemplate<float>());
   L2(DummyTemplate<double>()); // expected-note {{in instantiation}}

diff  --git a/clang/test/SemaCXX/cxx98-compat.cpp b/clang/test/SemaCXX/cxx98-compat.cpp
index f12d7c2d3f051..581b620c70727 100644
--- a/clang/test/SemaCXX/cxx98-compat.cpp
+++ b/clang/test/SemaCXX/cxx98-compat.cpp
@@ -152,7 +152,7 @@ __decltype(const_expr) decl_type2 = 0; // ok
 void no_except() noexcept; // expected-warning {{noexcept specifications are incompatible with C++98}}
 bool no_except_expr = noexcept(1 + 1); // expected-warning {{noexcept expressions are incompatible with C++98}}
 void *null = nullptr; // expected-warning {{'nullptr' is incompatible with C++98}}
-static_assert(true, "!"); // expected-warning {{'static_assert' declarations are incompatible with C++98}}
+static_assert(true, "!"); // expected-warning {{static_assert declarations are incompatible with C++98}}
 
 struct InhCtorBase {
   InhCtorBase(int);

diff  --git a/clang/test/SemaCXX/delete-and-function-templates.cpp b/clang/test/SemaCXX/delete-and-function-templates.cpp
index 0232b5bc6f12f..22e95cb7937a4 100644
--- a/clang/test/SemaCXX/delete-and-function-templates.cpp
+++ b/clang/test/SemaCXX/delete-and-function-templates.cpp
@@ -12,7 +12,7 @@ namespace ns1 {
 template<class T> double f(T) = delete; //expected-note{{candidate}}
 char f(...); //expected-note{{candidate}}
 
-static_assert(is_same<decltype(f(3)),char>::value, ""); //expected-error{{call to deleted function}} expected-error{{static assertion failed}}
+static_assert(is_same<decltype(f(3)),char>::value, ""); //expected-error{{call to deleted function}} expected-error{{static_assert failed}}
 
 template<class T> decltype(f(T{})) g(T); // this one sfinae's out.
 template<class T> int *g(T);

diff  --git a/clang/test/SemaCXX/int-ptr-cast-SFINAE.cpp b/clang/test/SemaCXX/int-ptr-cast-SFINAE.cpp
index 736c09d68b523..a3a38d42818b7 100644
--- a/clang/test/SemaCXX/int-ptr-cast-SFINAE.cpp
+++ b/clang/test/SemaCXX/int-ptr-cast-SFINAE.cpp
@@ -19,4 +19,4 @@ template<typename T> false_type test(...);
 template<typename T>
 static const auto has_minus_assign = decltype(test<T>())::value;
 
-static_assert(has_minus_assign<int*>, "failed"); // expected-error {{static assertion failed due to requirement 'has_minus_assign<int *>': failed}}
+static_assert(has_minus_assign<int*>, "failed"); // expected-error {{static_assert failed due to requirement 'has_minus_assign<int *>': failed}}

diff  --git a/clang/test/SemaCXX/recovery-expr-type.cpp b/clang/test/SemaCXX/recovery-expr-type.cpp
index 920cf35fee153..3db11466529e1 100644
--- a/clang/test/SemaCXX/recovery-expr-type.cpp
+++ b/clang/test/SemaCXX/recovery-expr-type.cpp
@@ -149,7 +149,7 @@ enum Circular {             // expected-note {{not complete until the closing '}
   Circular_A = Circular(1), // expected-error {{'test13::Circular' is an incomplete type}}
 };
 // Enumerators can be evaluated (they evaluate as zero, but we don't care).
-static_assert(Circular_A == 0 && Circular_A != 0, ""); // expected-error {{static assertion failed}}
+static_assert(Circular_A == 0 && Circular_A != 0, ""); // expected-error {{static_assert failed}}
 }
 
 namespace test14 {

diff  --git a/clang/test/SemaCXX/sizeless-1.cpp b/clang/test/SemaCXX/sizeless-1.cpp
index 80e74db49c0f4..5986be91233f2 100644
--- a/clang/test/SemaCXX/sizeless-1.cpp
+++ b/clang/test/SemaCXX/sizeless-1.cpp
@@ -78,7 +78,7 @@ void func(int sel) {
   // Using pointers to sizeless data isn't wrong here, but because the
   // type is incomplete, it doesn't provide any alignment guarantees.
   _Static_assert(__atomic_is_lock_free(1, &local_int8) == __atomic_is_lock_free(1, incomplete_ptr), "");
-  _Static_assert(__atomic_is_lock_free(2, &local_int8) == __atomic_is_lock_free(2, incomplete_ptr), ""); // expected-error {{static assertion expression is not an integral constant expression}}
+  _Static_assert(__atomic_is_lock_free(2, &local_int8) == __atomic_is_lock_free(2, incomplete_ptr), ""); // expected-error {{static_assert expression is not an integral constant expression}}
   _Static_assert(__atomic_always_lock_free(1, &local_int8) == __atomic_always_lock_free(1, incomplete_ptr), "");
 
   local_int8; // expected-warning {{expression result unused}}

diff  --git a/clang/test/SemaCXX/static-assert-cxx17.cpp b/clang/test/SemaCXX/static-assert-cxx17.cpp
index 888117d9f27c7..ce9826795d5de 100644
--- a/clang/test/SemaCXX/static-assert-cxx17.cpp
+++ b/clang/test/SemaCXX/static-assert-cxx17.cpp
@@ -22,7 +22,7 @@ inline constexpr bool constexpr_return_false() {
 template <typename U, typename V>
 void foo() {
   static_assert(S1<U, V>::value);
-  // expected-error at -1{{static assertion failed due to requirement 'S1<int, float>::value'}}
+  // expected-error at -1{{static_assert failed due to requirement 'S1<int, float>::value'}}
 }
 template void foo<int, float>();
 // expected-note at -1{{in instantiation of function template specialization 'foo<int, float>' requested here}}
@@ -30,7 +30,7 @@ template void foo<int, float>();
 template <typename U, typename V>
 void foo2() {
   static_assert(global_inline_var<U, V>);
-  // expected-error at -1{{static assertion failed due to requirement 'global_inline_var<int, float>'}}
+  // expected-error at -1{{static_assert failed due to requirement 'global_inline_var<int, float>'}}
 }
 template void foo2<int, float>();
 // expected-note at -1{{in instantiation of function template specialization 'foo2<int, float>' requested here}}
@@ -38,7 +38,7 @@ template void foo2<int, float>();
 template <typename T, typename U, typename V>
 void foo3() {
   static_assert(T::template var<U, V>);
-  // expected-error at -1{{static assertion failed due to requirement 'S2<long>::var<int, float>'}}
+  // expected-error at -1{{static_assert failed due to requirement 'S2<long>::var<int, float>'}}
 }
 template void foo3<S2<long>, int, float>();
 // expected-note at -1{{in instantiation of function template specialization 'foo3<S2<long>, int, float>' requested here}}
@@ -46,7 +46,7 @@ template void foo3<S2<long>, int, float>();
 template <typename T>
 void foo4() {
   static_assert(S1<T[sizeof(T)], int[4]>::value, "");
-  // expected-error at -1{{static assertion failed due to requirement 'S1<float[4], int[4]>::value'}}
+  // expected-error at -1{{static_assert failed due to requirement 'S1<float[4], int[4]>::value'}}
 };
 template void foo4<float>();
 // expected-note at -1{{in instantiation of function template specialization 'foo4<float>' requested here}}
@@ -55,7 +55,7 @@ template void foo4<float>();
 template <typename U, typename V>
 void foo5() {
   static_assert(!!(global_inline_var<U, V>));
-  // expected-error at -1{{static assertion failed due to requirement '!!(global_inline_var<int, float>)'}}
+  // expected-error at -1{{static_assert failed due to requirement '!!(global_inline_var<int, float>)'}}
 }
 template void foo5<int, float>();
 // expected-note at -1{{in instantiation of function template specialization 'foo5<int, float>' requested here}}
@@ -76,29 +76,29 @@ struct X {
 template <class T>
 void foo6() {
   static_assert(X<typename T::T>());
-  // expected-error at -1{{static assertion failed due to requirement 'X<int>()'}}
+  // expected-error at -1{{static_assert failed due to requirement 'X<int>()'}}
   static_assert(X<typename T::T>{});
-  // expected-error at -1{{static assertion failed due to requirement 'X<int>{}'}}
+  // expected-error at -1{{static_assert failed due to requirement 'X<int>{}'}}
   static_assert(X<typename T::T>{1, 2});
-  // expected-error at -1{{static assertion failed due to requirement 'X<int>{1, 2}'}}
+  // expected-error at -1{{static_assert failed due to requirement 'X<int>{1, 2}'}}
   static_assert(X<typename T::T>({1, 2}));
-  // expected-error at -1{{static assertion failed due to requirement 'X<int>({1, 2})'}}
+  // expected-error at -1{{static_assert failed due to requirement 'X<int>({1, 2})'}}
   static_assert(typename T::T{0});
-  // expected-error at -1{{static assertion failed due to requirement 'int{0}'}}
+  // expected-error at -1{{static_assert failed due to requirement 'int{0}'}}
   static_assert(typename T::T(0));
-  // expected-error at -1{{static assertion failed due to requirement 'int(0)'}}
+  // expected-error at -1{{static_assert failed due to requirement 'int(0)'}}
   static_assert(sizeof(X<typename T::T>) == 0);
-  // expected-error at -1{{static assertion failed due to requirement 'sizeof(X<int>) == 0'}}
+  // expected-error at -1{{static_assert failed due to requirement 'sizeof(X<int>) == 0'}}
   static_assert((const X<typename T::T> *)nullptr);
-  // expected-error at -1{{static assertion failed due to requirement '(const X<int> *)nullptr'}}
+  // expected-error at -1{{static_assert failed due to requirement '(const X<int> *)nullptr'}}
   static_assert(static_cast<const X<typename T::T> *>(nullptr));
-  // expected-error at -1{{static assertion failed due to requirement 'static_cast<const X<int> *>(nullptr)'}}
+  // expected-error at -1{{static_assert failed due to requirement 'static_cast<const X<int> *>(nullptr)'}}
   static_assert((const X<typename T::T>[]){} == nullptr);
-  // expected-error at -1{{static assertion failed due to requirement '(const X<int>[0]){} == nullptr'}}
+  // expected-error at -1{{static_assert failed due to requirement '(const X<int>[0]){} == nullptr'}}
   static_assert(sizeof(X<decltype(X<typename T::T>().X<typename T::T>::~X())>) == 0);
-  // expected-error at -1{{static assertion failed due to requirement 'sizeof(X<void>) == 0'}}
+  // expected-error at -1{{static_assert failed due to requirement 'sizeof(X<void>) == 0'}}
   static_assert(constexpr_return_false<typename T::T, typename T::U>());
-  // expected-error at -1{{static assertion failed due to requirement 'constexpr_return_false<int, float>()'}}
+  // expected-error at -1{{static_assert failed due to requirement 'constexpr_return_false<int, float>()'}}
 }
 template void foo6<ExampleTypes>();
 // expected-note at -1{{in instantiation of function template specialization 'foo6<ExampleTypes>' requested here}}

diff  --git a/clang/test/SemaCXX/static-assert.cpp b/clang/test/SemaCXX/static-assert.cpp
index 7e1ffb325a1b3..2ac0dfdea9eae 100644
--- a/clang/test/SemaCXX/static-assert.cpp
+++ b/clang/test/SemaCXX/static-assert.cpp
@@ -2,61 +2,61 @@
 
 int f(); // expected-note {{declared here}}
 
-static_assert(f(), "f"); // expected-error {{static assertion expression is not an integral constant expression}} expected-note {{non-constexpr function 'f' cannot be used in a constant expression}}
+static_assert(f(), "f"); // expected-error {{static_assert expression is not an integral constant expression}} expected-note {{non-constexpr function 'f' cannot be used in a constant expression}}
 static_assert(true, "true is not false");
-static_assert(false, "false is false"); // expected-error {{static assertion failed: false is false}}
+static_assert(false, "false is false"); // expected-error {{static_assert failed: false is false}}
 
 void g() {
-    static_assert(false, "false is false"); // expected-error {{static assertion failed: false is false}}
+    static_assert(false, "false is false"); // expected-error {{static_assert failed: false is false}}
 }
 
 class C {
-    static_assert(false, "false is false"); // expected-error {{static assertion failed: false is false}}
+    static_assert(false, "false is false"); // expected-error {{static_assert failed: false is false}}
 };
 
 template<int N> struct T {
-    static_assert(N == 2, "N is not 2!"); // expected-error {{static assertion failed due to requirement '1 == 2': N is not 2!}}
+    static_assert(N == 2, "N is not 2!"); // expected-error {{static_assert failed due to requirement '1 == 2': N is not 2!}}
 };
 
 T<1> t1; // expected-note {{in instantiation of template class 'T<1>' requested here}}
 T<2> t2;
 
 template<typename T> struct S {
-    static_assert(sizeof(T) > sizeof(char), "Type not big enough!"); // expected-error {{static assertion failed due to requirement 'sizeof(char) > sizeof(char)': Type not big enough!}}
+    static_assert(sizeof(T) > sizeof(char), "Type not big enough!"); // expected-error {{static_assert failed due to requirement 'sizeof(char) > sizeof(char)': Type not big enough!}}
 };
 
 S<char> s1; // expected-note {{in instantiation of template class 'S<char>' requested here}}
 S<int> s2;
 
-static_assert(false, L"\xFFFFFFFF"); // expected-error {{static assertion failed: L"\xFFFFFFFF"}}
-static_assert(false, u"\U000317FF"); // expected-error {{static assertion failed: u"\U000317FF"}}
+static_assert(false, L"\xFFFFFFFF"); // expected-error {{static_assert failed: L"\xFFFFFFFF"}}
+static_assert(false, u"\U000317FF"); // expected-error {{static_assert failed: u"\U000317FF"}}
 
-static_assert(false, u8"Ω"); // expected-error {{static assertion failed: u8"\316\251"}}
-static_assert(false, L"\u1234"); // expected-error {{static assertion failed: L"\x1234"}}
-static_assert(false, L"\x1ff" "0\x123" "fx\xfffff" "goop"); // expected-error {{static assertion failed: L"\x1FF""0\x123""fx\xFFFFFgoop"}}
+static_assert(false, u8"Ω"); // expected-error {{static_assert failed: u8"\316\251"}}
+static_assert(false, L"\u1234"); // expected-error {{static_assert failed: L"\x1234"}}
+static_assert(false, L"\x1ff" "0\x123" "fx\xfffff" "goop"); // expected-error {{static_assert failed: L"\x1FF""0\x123""fx\xFFFFFgoop"}}
 
 static_assert(false, R"(a
 \tb
 c
-)"); // expected-error at -3 {{static assertion failed: a\n\tb\nc\n}}
+)"); // expected-error at -3 {{static_assert failed: a\n\tb\nc\n}}
 
 static_assert(false, "\u0080\u0081\u0082\u0083\u0099\u009A\u009B\u009C\u009D\u009E\u009F");
-// expected-error at -1 {{static assertion failed: <U+0080><U+0081><U+0082><U+0083><U+0099><U+009A><U+009B><U+009C><U+009D><U+009E><U+009F>}}
+// expected-error at -1 {{static_assert failed: <U+0080><U+0081><U+0082><U+0083><U+0099><U+009A><U+009B><U+009C><U+009D><U+009E><U+009F>}}
 
 //! Contains RTL/LTR marks
-static_assert(false, "\u200Eabc\u200Fdef\u200Fgh"); // expected-error {{static assertion failed: ‎abc‏def‏gh}}
+static_assert(false, "\u200Eabc\u200Fdef\u200Fgh"); // expected-error {{static_assert failed: ‎abc‏def‏gh}}
 
 //! Contains ZWJ/regional indicators
-static_assert(false, "🏳️‍🌈 🏴󠁧󠁢󠁥󠁮󠁧󠁿 🇪🇺"); // expected-error {{static assertion failed: 🏳️‍🌈 🏴󠁧󠁢󠁥󠁮󠁧󠁿 🇪🇺}}
+static_assert(false, "🏳️‍🌈 🏴󠁧󠁢󠁥󠁮󠁧󠁿 🇪🇺"); // expected-error {{static_assert failed: 🏳️‍🌈 🏴󠁧󠁢󠁥󠁮󠁧󠁿 🇪🇺}}
 
 template<typename T> struct AlwaysFails {
   // Only give one error here.
-  static_assert(false, ""); // expected-error {{static assertion failed}}
+  static_assert(false, ""); // expected-error {{static_assert failed}}
 };
 AlwaysFails<int> alwaysFails;
 
 template<typename T> struct StaticAssertProtected {
-  static_assert(__is_literal(T), ""); // expected-error {{static assertion failed}}
+  static_assert(__is_literal(T), ""); // expected-error {{static_assert failed}}
   static constexpr T t = {}; // no error here
 };
 struct X { ~X(); };
@@ -81,7 +81,7 @@ template<typename T> struct second_trait {
   static const bool value = false;
 };
 
-static_assert(first_trait<X>::value && second_trait<X>::value, "message"); // expected-error{{static assertion failed due to requirement 'second_trait<X>::value': message}}
+static_assert(first_trait<X>::value && second_trait<X>::value, "message"); // expected-error{{static_assert failed due to requirement 'second_trait<X>::value': message}}
 
 namespace std {
 
@@ -125,29 +125,29 @@ struct ExampleTypes {
 };
 
 static_assert(std::is_same<ExampleTypes::T, ExampleTypes::U>::value, "message");
-// expected-error at -1{{static assertion failed due to requirement 'std::is_same<int, float>::value': message}}
+// expected-error at -1{{static_assert failed due to requirement 'std::is_same<int, float>::value': message}}
 static_assert(std::is_const<ExampleTypes::T>::value, "message");
-// expected-error at -1{{static assertion failed due to requirement 'std::is_const<int>::value': message}}
+// expected-error at -1{{static_assert failed due to requirement 'std::is_const<int>::value': message}}
 static_assert(!std::is_const<const ExampleTypes::T>::value, "message");
-// expected-error at -1{{static assertion failed due to requirement '!std::is_const<const int>::value': message}}
+// expected-error at -1{{static_assert failed due to requirement '!std::is_const<const int>::value': message}}
 static_assert(!(std::is_const<const ExampleTypes::T>::value), "message");
-// expected-error at -1{{static assertion failed due to requirement '!(std::is_const<const int>::value)': message}}
+// expected-error at -1{{static_assert failed due to requirement '!(std::is_const<const int>::value)': message}}
 static_assert(std::is_const<const ExampleTypes::T>::value == false, "message");
-// expected-error at -1{{static assertion failed due to requirement 'std::is_const<const int>::value == false': message}}
+// expected-error at -1{{static_assert failed due to requirement 'std::is_const<const int>::value == false': message}}
 static_assert(!(std::is_const<const ExampleTypes::T>::value == true), "message");
-// expected-error at -1{{static assertion failed due to requirement '!(std::is_const<const int>::value == true)': message}}
+// expected-error at -1{{static_assert failed due to requirement '!(std::is_const<const int>::value == true)': message}}
 static_assert(std::is_const<ExampleTypes::T>(), "message");
-// expected-error at -1{{static assertion failed due to requirement 'std::is_const<int>()': message}}
+// expected-error at -1{{static_assert failed due to requirement 'std::is_const<int>()': message}}
 static_assert(!(std::is_const<const ExampleTypes::T>()()), "message");
-// expected-error at -1{{static assertion failed due to requirement '!(std::is_const<const int>()())': message}}
+// expected-error at -1{{static_assert failed due to requirement '!(std::is_const<const int>()())': message}}
 static_assert(std::is_same<decltype(std::is_const<const ExampleTypes::T>()), int>::value, "message");
-// expected-error at -1{{static assertion failed due to requirement 'std::is_same<std::is_const<const int>, int>::value': message}}
+// expected-error at -1{{static_assert failed due to requirement 'std::is_same<std::is_const<const int>, int>::value': message}}
 static_assert(std::is_const<decltype(ExampleTypes::T(3))>::value, "message");
-// expected-error at -1{{static assertion failed due to requirement 'std::is_const<int>::value': message}}
+// expected-error at -1{{static_assert failed due to requirement 'std::is_const<int>::value': message}}
 static_assert(std::is_const<decltype(ExampleTypes::T())>::value, "message");
-// expected-error at -1{{static assertion failed due to requirement 'std::is_const<int>::value': message}}
+// expected-error at -1{{static_assert failed due to requirement 'std::is_const<int>::value': message}}
 static_assert(std::is_const<decltype(ExampleTypes(3))>::value, "message");
-// expected-error at -1{{static assertion failed due to requirement 'std::is_const<ExampleTypes>::value': message}}
+// expected-error at -1{{static_assert failed due to requirement 'std::is_const<ExampleTypes>::value': message}}
 
 struct BI_tag {};
 struct RAI_tag : BI_tag {};
@@ -160,7 +160,7 @@ struct MyContainer {
 template <class Container>
 void foo() {
   static_assert(std::is_same<RAI_tag, typename Container::iterator::tag>::value, "message");
-  // expected-error at -1{{static assertion failed due to requirement 'std::is_same<RAI_tag, BI_tag>::value': message}}
+  // expected-error at -1{{static_assert failed due to requirement 'std::is_same<RAI_tag, BI_tag>::value': message}}
 }
 template void foo<MyContainer>();
 // expected-note at -1{{in instantiation of function template specialization 'foo<MyContainer>' requested here}}
@@ -178,7 +178,7 @@ struct NestedTemplates1 {
 template <typename T, typename U, int a>
 void foo2() {
   static_assert(::ns::NestedTemplates1<T, a>::NestedTemplates2::template NestedTemplates3<U>::value, "message");
-  // expected-error at -1{{static assertion failed due to requirement '::ns::NestedTemplates1<int, 3>::NestedTemplates2::NestedTemplates3<float>::value': message}}
+  // expected-error at -1{{static_assert failed due to requirement '::ns::NestedTemplates1<int, 3>::NestedTemplates2::NestedTemplates3<float>::value': message}}
 }
 template void foo2<int, float, 3>();
 // expected-note at -1{{in instantiation of function template specialization 'foo2<int, float, 3>' requested here}}
@@ -186,9 +186,9 @@ template void foo2<int, float, 3>();
 template <class T>
 void foo3(T t) {
   static_assert(std::is_const<T>::value, "message");
-  // expected-error-re at -1{{static assertion failed due to requirement 'std::is_const<(lambda at {{.*}}static-assert.cpp:{{[0-9]*}}:{{[0-9]*}})>::value': message}}
+  // expected-error-re at -1{{static_assert failed due to requirement 'std::is_const<(lambda at {{.*}}static-assert.cpp:{{[0-9]*}}:{{[0-9]*}})>::value': message}}
   static_assert(std::is_const<decltype(t)>::value, "message");
-  // expected-error-re at -1{{static assertion failed due to requirement 'std::is_const<(lambda at {{.*}}static-assert.cpp:{{[0-9]*}}:{{[0-9]*}})>::value': message}}
+  // expected-error-re at -1{{static_assert failed due to requirement 'std::is_const<(lambda at {{.*}}static-assert.cpp:{{[0-9]*}}:{{[0-9]*}})>::value': message}}
 }
 void callFoo3() {
   foo3([]() {});
@@ -206,12 +206,10 @@ void callFoo4() { foo4(42); }
 static_assert(42, "message");
 static_assert(42.0, "message"); // expected-warning {{implicit conversion from 'double' to 'bool' changes value from 42 to true}}
 constexpr int *p = 0;
-static_assert(p, "message"); // expected-error {{static assertion failed}}
+static_assert(p, "message"); // expected-error {{static_assert failed}}
 
 struct NotBool {
 } notBool;
 constexpr NotBool constexprNotBool;
 static_assert(notBool, "message");          // expected-error {{value of type 'struct NotBool' is not contextually convertible to 'bool'}}
 static_assert(constexprNotBool, "message"); // expected-error {{value of type 'const NotBool' is not contextually convertible to 'bool'}}
-
-static_assert(1 , "") // expected-error {{expected ';' after 'static_assert'}}

diff  --git a/clang/test/SemaCXX/using-decl-templates.cpp b/clang/test/SemaCXX/using-decl-templates.cpp
index 73d9bc3e774cb..d825971954ec2 100644
--- a/clang/test/SemaCXX/using-decl-templates.cpp
+++ b/clang/test/SemaCXX/using-decl-templates.cpp
@@ -95,7 +95,7 @@ namespace aliastemplateinst {
 
 namespace DontDiagnoseInvalidTest {
 template <bool Value> struct Base {
-  static_assert(Value, ""); // expected-error {{static assertion failed}}
+  static_assert(Value, ""); // expected-error {{static_assert failed}}
 };
 struct Derived : Base<false> { // expected-note {{requested here}}
   using Base<false>::Base; // OK. Don't diagnose that 'Base' isn't a base class of Derived.

diff  --git a/clang/test/SemaCXX/weak-init.cpp b/clang/test/SemaCXX/weak-init.cpp
index a88d32bdca5a1..c040330bb274a 100644
--- a/clang/test/SemaCXX/weak-init.cpp
+++ b/clang/test/SemaCXX/weak-init.cpp
@@ -2,7 +2,7 @@
 
 extern const int W1 __attribute__((weak)) = 10; // expected-note {{declared here}}
 
-static_assert(W1 == 10, ""); // expected-error   {{static assertion expression is not an integral constant expression}}
+static_assert(W1 == 10, ""); // expected-error   {{static_assert expression is not an integral constant expression}}
                              // expected-note at -1 {{initializer of weak variable 'W1' is not considered constant because it may be 
diff erent at runtime}}
 
 extern const int W2 __attribute__((weak)) = 20;

diff  --git a/clang/test/SemaTemplate/instantiate-var-template.cpp b/clang/test/SemaTemplate/instantiate-var-template.cpp
index 89c4a65249cc2..8037a4865a8bf 100644
--- a/clang/test/SemaTemplate/instantiate-var-template.cpp
+++ b/clang/test/SemaTemplate/instantiate-var-template.cpp
@@ -31,7 +31,7 @@ namespace InstantiationDependent {
   static_assert(b<char> == 1, ""); // expected-note {{in instantiation of}} expected-error {{not an integral constant}}
 
   template<typename T> void f() {
-    static_assert(a<sizeof(sizeof(f(T())))> == 0, ""); // expected-error {{static assertion failed due to requirement 'a<sizeof (sizeof (f(type-parameter-0-0())))> == 0'}}
+    static_assert(a<sizeof(sizeof(f(T())))> == 0, ""); // expected-error {{static_assert failed due to requirement 'a<sizeof (sizeof (f(type-parameter-0-0())))> == 0'}}
   }
 }
 

diff  --git a/clang/test/SemaTemplate/pr52909.cpp b/clang/test/SemaTemplate/pr52909.cpp
index b06c97c3cb67d..a17ede44fce08 100644
--- a/clang/test/SemaTemplate/pr52909.cpp
+++ b/clang/test/SemaTemplate/pr52909.cpp
@@ -15,7 +15,7 @@ concept Beginable = requires (T t) {
   // expected-note at -1 {{because 't.begin' would be invalid: reference to non-static member function must be called}}
 };
 
-static_assert(Beginable<A>); // expected-error {{static assertion failed}}
+static_assert(Beginable<A>); // expected-error {{static_assert failed}}
                              // expected-note at -1 {{does not satisfy 'Beginable'}}
 } // namespace PR52905
 
@@ -48,7 +48,7 @@ struct A {
     static void begin(double);
 };
 
-static_assert(C<A>); // expected-error {{static assertion failed}}
+static_assert(C<A>); // expected-error {{static_assert failed}}
   // expected-note at -1 {{because 'PR52909b::A' does not satisfy 'C'}}
 
 } // namespace PR52909b
@@ -65,7 +65,7 @@ struct S {
     int *f() const;
 };
 
-static_assert(C<S>); // expected-error {{static assertion failed}}
+static_assert(C<S>); // expected-error {{static_assert failed}}
   // expected-note at -1 {{because 'PR53075::S' does not satisfy 'C'}}
 
 } // namespace PR53075

diff  --git a/clang/test/SemaTemplate/pr52970.cpp b/clang/test/SemaTemplate/pr52970.cpp
index e7d5fc601221f..7585fba412081 100644
--- a/clang/test/SemaTemplate/pr52970.cpp
+++ b/clang/test/SemaTemplate/pr52970.cpp
@@ -32,7 +32,7 @@ concept C = requires(T t) { t.a.b; };
 
 static_assert(C<Good>);
 static_assert(!C<Bad>);
-static_assert(C<Bad>); // cxx20-error {{static assertion failed}}
+static_assert(C<Bad>); // cxx20-error {{static_assert failed}}
   // cxx20-note at -1 {{because 'DotFollowingFunctionName::Bad' does not satisfy 'C'}}
 #endif
 } // namespace DotFollowingFunctionName
@@ -57,7 +57,7 @@ concept C = requires(T t) { t.begin(); };
 
 static_assert(C<Good>);
 static_assert(!C<Bad>);
-static_assert(C<Bad>); // cxx20-error {{static assertion failed}}
+static_assert(C<Bad>); // cxx20-error {{static_assert failed}}
   // cxx20-note at -1 {{because 'DotFollowingPointer::Bad' (aka 'Holder<Incomplete> *') does not satisfy 'C'}}
 #endif
 } // namespace DotFollowingPointer

diff  --git a/clang/test/SemaTemplate/temp_arg_nontype_cxx20.cpp b/clang/test/SemaTemplate/temp_arg_nontype_cxx20.cpp
index feb9bcde92735..ad9cfc7cdd9de 100644
--- a/clang/test/SemaTemplate/temp_arg_nontype_cxx20.cpp
+++ b/clang/test/SemaTemplate/temp_arg_nontype_cxx20.cpp
@@ -184,7 +184,7 @@ namespace TemplateSpecializations {
 
 namespace Diags {
   struct A { int n, m; };
-  template<A a> struct X { static_assert(a.n == a.m); }; // expected-error {{static assertion failed due to requirement 'Diags::A{1, 2}.n == Diags::A{1, 2}.m'}}
+  template<A a> struct X { static_assert(a.n == a.m); }; // expected-error {{static_assert failed due to requirement 'Diags::A{1, 2}.n == Diags::A{1, 2}.m'}}
   template struct X<A{1, 2}>; // expected-note {{in instantiation of template class 'Diags::X<{1, 2}>' requested here}}
 }
 

diff  --git a/libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_add.verify.cpp b/libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_add.verify.cpp
index eb13fb1fae312..6c4ac602ce729 100644
--- a/libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_add.verify.cpp
+++ b/libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_add.verify.cpp
@@ -46,12 +46,12 @@ void pointer_to_incomplete_type() {
 void function_pointer() {
   {
     volatile std::atomic<void (*)(int)> fun;
-    // expected-error-re at atomic:* {{static assertion failed due to requirement '!is_function<void (int)>::value'{{.*}}Pointer to function isn't allowed}}
+    // expected-error-re at atomic:* {{static_assert failed due to requirement '!is_function<void (int)>::value'{{.*}}Pointer to function isn't allowed}}
     std::atomic_fetch_add(&fun, 0);
   }
   {
     std::atomic<void (*)(int)> fun;
-    // expected-error-re at atomic:* {{static assertion failed due to requirement '!is_function<void (int)>::value'{{.*}}Pointer to function isn't allowed}}
+    // expected-error-re at atomic:* {{static_assert failed due to requirement '!is_function<void (int)>::value'{{.*}}Pointer to function isn't allowed}}
     std::atomic_fetch_add(&fun, 0);
   }
 }

diff  --git a/libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_add_explicit.verify.cpp b/libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_add_explicit.verify.cpp
index 0c4952a9941ad..bb45929a5041c 100644
--- a/libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_add_explicit.verify.cpp
+++ b/libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_add_explicit.verify.cpp
@@ -49,12 +49,12 @@ void pointer_to_incomplete_type() {
 void function_pointer() {
   {
     volatile std::atomic<void (*)(int)> fun;
-    // expected-error-re at atomic:* {{static assertion failed due to requirement '!is_function<void (int)>::value'{{.*}}Pointer to function isn't allowed}}
+    // expected-error-re at atomic:* {{static_assert failed due to requirement '!is_function<void (int)>::value'{{.*}}Pointer to function isn't allowed}}
     std::atomic_fetch_add_explicit(&fun, 0, std::memory_order_relaxed);
   }
   {
     std::atomic<void (*)(int)> fun;
-    // expected-error-re at atomic:* {{static assertion failed due to requirement '!is_function<void (int)>::value'{{.*}}Pointer to function isn't allowed}}
+    // expected-error-re at atomic:* {{static_assert failed due to requirement '!is_function<void (int)>::value'{{.*}}Pointer to function isn't allowed}}
     std::atomic_fetch_add_explicit(&fun, 0, std::memory_order_relaxed);
   }
 }

diff  --git a/libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_sub.verify.cpp b/libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_sub.verify.cpp
index 35e2b4ffaef7b..f996110f4977f 100644
--- a/libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_sub.verify.cpp
+++ b/libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_sub.verify.cpp
@@ -46,12 +46,12 @@ void pointer_to_incomplete_type() {
 void function_pointer() {
   {
     volatile std::atomic<void (*)(int)> fun;
-    // expected-error-re at atomic:* {{static assertion failed due to requirement '!is_function<void (int)>::value'{{.*}}Pointer to function isn't allowed}}
+    // expected-error-re at atomic:* {{static_assert failed due to requirement '!is_function<void (int)>::value'{{.*}}Pointer to function isn't allowed}}
     std::atomic_fetch_sub(&fun, 0);
   }
   {
     std::atomic<void (*)(int)> fun;
-    // expected-error-re at atomic:* {{static assertion failed due to requirement '!is_function<void (int)>::value'{{.*}}Pointer to function isn't allowed}}
+    // expected-error-re at atomic:* {{static_assert failed due to requirement '!is_function<void (int)>::value'{{.*}}Pointer to function isn't allowed}}
     std::atomic_fetch_sub(&fun, 0);
   }
 }

diff  --git a/libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_sub_explicit.verify.cpp b/libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_sub_explicit.verify.cpp
index b7e899ee0bfa8..97416428433d4 100644
--- a/libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_sub_explicit.verify.cpp
+++ b/libcxx/test/libcxx/atomics/atomics.types.operations/atomics.types.operations.req/atomic_fetch_sub_explicit.verify.cpp
@@ -49,12 +49,12 @@ void pointer_to_incomplete_type() {
 void function_pointer() {
   {
     volatile std::atomic<void (*)(int)> fun;
-    // expected-error-re at atomic:* {{static assertion failed due to requirement '!is_function<void (int)>::value'{{.*}}Pointer to function isn't allowed}}
+    // expected-error-re at atomic:* {{static_assert failed due to requirement '!is_function<void (int)>::value'{{.*}}Pointer to function isn't allowed}}
     std::atomic_fetch_sub_explicit(&fun, 0, std::memory_order_relaxed);
   }
   {
     std::atomic<void (*)(int)> fun;
-    // expected-error-re at atomic:* {{static assertion failed due to requirement '!is_function<void (int)>::value'{{.*}}Pointer to function isn't allowed}}
+    // expected-error-re at atomic:* {{static_assert failed due to requirement '!is_function<void (int)>::value'{{.*}}Pointer to function isn't allowed}}
     std::atomic_fetch_sub_explicit(&fun, 0, std::memory_order_relaxed);
   }
 }

diff  --git a/libcxx/test/libcxx/input.output/file.streams/fstreams/filebuf/traits_mismatch.fail.cpp b/libcxx/test/libcxx/input.output/file.streams/fstreams/filebuf/traits_mismatch.fail.cpp
index af0af0a14e3a5..1615cc9869e7d 100644
--- a/libcxx/test/libcxx/input.output/file.streams/fstreams/filebuf/traits_mismatch.fail.cpp
+++ b/libcxx/test/libcxx/input.output/file.streams/fstreams/filebuf/traits_mismatch.fail.cpp
@@ -18,7 +18,7 @@
 int main(int, char**)
 {
 	std::basic_filebuf<char, std::char_traits<wchar_t> > f;
-//  expected-error-re at streambuf:* {{static assertion failed{{.*}}traits_type::char_type must be the same type as CharT}}
+//  expected-error-re at streambuf:* {{static_assert failed{{.*}}traits_type::char_type must be the same type as CharT}}
 
   return 0;
 }

diff  --git a/libcxx/test/libcxx/input.output/file.streams/fstreams/traits_mismatch.fail.cpp b/libcxx/test/libcxx/input.output/file.streams/fstreams/traits_mismatch.fail.cpp
index 6c60efc98ff8e..b8475f193c857 100644
--- a/libcxx/test/libcxx/input.output/file.streams/fstreams/traits_mismatch.fail.cpp
+++ b/libcxx/test/libcxx/input.output/file.streams/fstreams/traits_mismatch.fail.cpp
@@ -18,8 +18,8 @@
 int main(int, char**)
 {
 	std::basic_fstream<char, std::char_traits<wchar_t> > f;
-//  expected-error-re at ios:* {{static assertion failed{{.*}}traits_type::char_type must be the same type as CharT}}
-//  expected-error-re at streambuf:* {{static assertion failed{{.*}}traits_type::char_type must be the same type as CharT}}
+//  expected-error-re at ios:* {{static_assert failed{{.*}}traits_type::char_type must be the same type as CharT}}
+//  expected-error-re at streambuf:* {{static_assert failed{{.*}}traits_type::char_type must be the same type as CharT}}
 
 // FIXME: As of commit r324062 Clang incorrectly generates a diagnostic about mismatching
 // exception specifications for types which are already invalid for one reason or another.

diff  --git a/libcxx/test/libcxx/input.output/iostream.format/input.streams/traits_mismatch.fail.cpp b/libcxx/test/libcxx/input.output/iostream.format/input.streams/traits_mismatch.fail.cpp
index 37c32ff441063..55998289eb834 100644
--- a/libcxx/test/libcxx/input.output/iostream.format/input.streams/traits_mismatch.fail.cpp
+++ b/libcxx/test/libcxx/input.output/iostream.format/input.streams/traits_mismatch.fail.cpp
@@ -25,7 +25,7 @@ struct test_istream
 
 int main(int, char**)
 {
-//  expected-error-re at ios:* {{static assertion failed{{.*}}traits_type::char_type must be the same type as CharT}}
+//  expected-error-re at ios:* {{static_assert failed{{.*}}traits_type::char_type must be the same type as CharT}}
 
   return 0;
 }

diff  --git a/libcxx/test/libcxx/input.output/iostream.format/output.streams/traits_mismatch.fail.cpp b/libcxx/test/libcxx/input.output/iostream.format/output.streams/traits_mismatch.fail.cpp
index cfafa746a3838..54878a2c9972f 100644
--- a/libcxx/test/libcxx/input.output/iostream.format/output.streams/traits_mismatch.fail.cpp
+++ b/libcxx/test/libcxx/input.output/iostream.format/output.streams/traits_mismatch.fail.cpp
@@ -25,7 +25,7 @@ struct test_ostream
 
 int main(int, char**)
 {
-//  expected-error-re at ios:* {{static assertion failed{{.*}}traits_type::char_type must be the same type as CharT}}
+//  expected-error-re at ios:* {{static_assert failed{{.*}}traits_type::char_type must be the same type as CharT}}
 
   return 0;
 }

diff  --git a/libcxx/test/libcxx/input.output/string.streams/traits_mismatch.fail.cpp b/libcxx/test/libcxx/input.output/string.streams/traits_mismatch.fail.cpp
index 6e93e30b542df..a0df8bb4cd01c 100644
--- a/libcxx/test/libcxx/input.output/string.streams/traits_mismatch.fail.cpp
+++ b/libcxx/test/libcxx/input.output/string.streams/traits_mismatch.fail.cpp
@@ -21,8 +21,8 @@
 int main(int, char**)
 {
 	std::basic_stringbuf<char, std::char_traits<wchar_t> > sb;
-//  expected-error-re at streambuf:* {{static assertion failed{{.*}}traits_type::char_type must be the same type as CharT}}
-//  expected-error-re at string:* {{static assertion failed{{.*}}traits_type::char_type must be the same type as CharT}}
+//  expected-error-re at streambuf:* {{static_assert failed{{.*}}traits_type::char_type must be the same type as CharT}}
+//  expected-error-re at string:* {{static_assert failed{{.*}}traits_type::char_type must be the same type as CharT}}
 
   return 0;
 }

diff  --git a/libcxx/test/libcxx/iterators/predef.iterators/reverse.iterators/bad_template_argument.verify.cpp b/libcxx/test/libcxx/iterators/predef.iterators/reverse.iterators/bad_template_argument.verify.cpp
index 82e95978c69e5..564831fff4c7a 100644
--- a/libcxx/test/libcxx/iterators/predef.iterators/reverse.iterators/bad_template_argument.verify.cpp
+++ b/libcxx/test/libcxx/iterators/predef.iterators/reverse.iterators/bad_template_argument.verify.cpp
@@ -18,7 +18,7 @@
 
 int main(int, char**) {
   using BadIter = std::reverse_iterator<forward_iterator<int*>>;
-  BadIter i; //expected-error-re@*:* {{static assertion failed{{.*}}reverse_iterator<It> requires It to be a bidirectional iterator.}}
+  BadIter i; //expected-error-re@*:* {{static_assert failed{{.*}}reverse_iterator<It> requires It to be a bidirectional iterator.}}
 
   return 0;
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.bernoulli/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.bernoulli/bad_engine.verify.cpp
index 9855d8ae6f866..822411415d6ee 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.bernoulli/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.bernoulli/bad_engine.verify.cpp
@@ -25,6 +25,6 @@ void test(std::bernoulli_distribution dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* 2 {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* 2 {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.bin/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.bin/bad_engine.verify.cpp
index 1b1bb4428f80d..6680ea80d8228 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.bin/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.bin/bad_engine.verify.cpp
@@ -25,6 +25,6 @@ void test(std::binomial_distribution<int> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* 2 {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* 2 {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.geo/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.geo/bad_engine.verify.cpp
index d9b692ec94727..01287f4160bf0 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.geo/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.geo/bad_engine.verify.cpp
@@ -26,6 +26,6 @@ void test(std::geometric_distribution<int> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* 7 {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* 7 {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.negbin/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.negbin/bad_engine.verify.cpp
index e526168d6d4ec..fec66efe73648 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.negbin/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.negbin/bad_engine.verify.cpp
@@ -26,6 +26,6 @@ void test(std::negative_binomial_distribution<int> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* 7 {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* 7 {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.cauchy/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.cauchy/bad_engine.verify.cpp
index 59e5b50a862dc..76d50e9eae3ae 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.cauchy/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.cauchy/bad_engine.verify.cpp
@@ -25,6 +25,6 @@ void test(std::cauchy_distribution<double> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* 2 {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* 2 {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.chisq/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.chisq/bad_engine.verify.cpp
index b0265148debf8..7ef4c2869c8bb 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.chisq/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.chisq/bad_engine.verify.cpp
@@ -25,6 +25,6 @@ void test(std::chi_squared_distribution<double> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* 3 {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* 3 {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.f/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.f/bad_engine.verify.cpp
index 77c97fb3351ad..1f12398093c86 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.f/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.f/bad_engine.verify.cpp
@@ -26,6 +26,6 @@ void test(std::fisher_f_distribution<double> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* 4 {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* 4 {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.lognormal/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.lognormal/bad_engine.verify.cpp
index 80c34580bc40d..c78ae61cf016b 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.lognormal/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.lognormal/bad_engine.verify.cpp
@@ -25,6 +25,6 @@ void test(std::lognormal_distribution<double> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* 2 {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* 2 {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.normal/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.normal/bad_engine.verify.cpp
index cc697ab5e7ae2..d865ab150a199 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.normal/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.normal/bad_engine.verify.cpp
@@ -25,6 +25,6 @@ void test(std::normal_distribution<double> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* 2 {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* 2 {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.t/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.t/bad_engine.verify.cpp
index 151a2bd954c8b..71bc832581b8d 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.t/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.norm/rand.dist.norm.t/bad_engine.verify.cpp
@@ -25,6 +25,6 @@ void test(std::student_t_distribution<double> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* 5 {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* 5 {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.exp/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.exp/bad_engine.verify.cpp
index b1241214de76f..9214a83fc755d 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.exp/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.exp/bad_engine.verify.cpp
@@ -25,6 +25,6 @@ void test(std::exponential_distribution<double> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.extreme/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.extreme/bad_engine.verify.cpp
index c002716a5316a..4b4bdd0673005 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.extreme/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.extreme/bad_engine.verify.cpp
@@ -25,6 +25,6 @@ void test(std::extreme_value_distribution<double> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* 2 {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* 2 {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.gamma/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.gamma/bad_engine.verify.cpp
index 8bf87dd8615c6..e0552616087d9 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.gamma/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.gamma/bad_engine.verify.cpp
@@ -25,6 +25,6 @@ void test(std::gamma_distribution<double> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* 3 {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* 3 {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.poisson/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.poisson/bad_engine.verify.cpp
index ef56d9635fc49..12551fa60b115 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.poisson/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.poisson/bad_engine.verify.cpp
@@ -26,6 +26,6 @@ void test(std::poisson_distribution<int> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* 4 {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* 4 {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.weibull/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.weibull/bad_engine.verify.cpp
index e40c1972abeb4..8d1f11376c900 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.weibull/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.weibull/bad_engine.verify.cpp
@@ -25,6 +25,6 @@ void test(std::weibull_distribution<double> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.discrete/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.discrete/bad_engine.verify.cpp
index a4def062f83f1..d4172e770f724 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.discrete/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.discrete/bad_engine.verify.cpp
@@ -25,6 +25,6 @@ void test(std::discrete_distribution<int> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* 2 {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* 2 {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.pconst/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.pconst/bad_engine.verify.cpp
index 002071129d03e..47f1caa34f777 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.pconst/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.pconst/bad_engine.verify.cpp
@@ -25,6 +25,6 @@ void test(std::piecewise_constant_distribution<double> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* 2 {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* 2 {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.plinear/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.plinear/bad_engine.verify.cpp
index 0fb54a403ac9e..9f0422d45b7e7 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.plinear/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.plinear/bad_engine.verify.cpp
@@ -25,6 +25,6 @@ void test(std::piecewise_linear_distribution<double> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* 2 {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* 2 {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.uni/rand.dist.uni.int/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.uni/rand.dist.uni.int/bad_engine.verify.cpp
index 2432843942e29..5ad27576e9803 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.uni/rand.dist.uni.int/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.uni/rand.dist.uni.int/bad_engine.verify.cpp
@@ -26,6 +26,6 @@ void test(std::uniform_int_distribution<int> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.uni/rand.dist.uni.real/bad_engine.verify.cpp b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.uni/rand.dist.uni.real/bad_engine.verify.cpp
index fa5c3a3ebb484..38f91f9267cdb 100644
--- a/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.uni/rand.dist.uni.real/bad_engine.verify.cpp
+++ b/libcxx/test/libcxx/numerics/rand/rand.dis/rand.dist.uni/rand.dist.uni.real/bad_engine.verify.cpp
@@ -25,6 +25,6 @@ void test(std::uniform_real_distribution<double> dist)
   G<int> badg;
   G<unsigned> okg;
 
-  dist(badg); //expected-error@*:* {{static assertion failed}} //expected-note {{in instantiation}}
+  dist(badg); //expected-error@*:* {{static_assert failed}} //expected-note {{in instantiation}}
   dist(okg);
 }

diff  --git a/libcxx/test/libcxx/utilities/memory/util.smartptr/util.smartptr.shared/function_type_default_deleter.fail.cpp b/libcxx/test/libcxx/utilities/memory/util.smartptr/util.smartptr.shared/function_type_default_deleter.fail.cpp
index 8cc51da013dca..44824c3c140ce 100644
--- a/libcxx/test/libcxx/utilities/memory/util.smartptr/util.smartptr.shared/function_type_default_deleter.fail.cpp
+++ b/libcxx/test/libcxx/utilities/memory/util.smartptr/util.smartptr.shared/function_type_default_deleter.fail.cpp
@@ -45,7 +45,7 @@ int main(int, char**) {
     SPtr<3> s3(nullptr, Deleter{}); // OK
   }
 
-  // expected-error-re@*:* {{static assertion failed{{.*}}default_delete cannot be instantiated for function types}}
+  // expected-error-re@*:* {{static_assert failed{{.*}}default_delete cannot be instantiated for function types}}
   std::default_delete<FnType<5>> deleter{}; // expected-note {{requested here}}
 
   return 0;

diff  --git a/libcxx/test/libcxx/utilities/utility/pairs/pairs.pair/pair.tuple_element.fail.cpp b/libcxx/test/libcxx/utilities/utility/pairs/pairs.pair/pair.tuple_element.fail.cpp
index 8806c967b2e30..5e7b99b8fa16a 100644
--- a/libcxx/test/libcxx/utilities/utility/pairs/pairs.pair/pair.tuple_element.fail.cpp
+++ b/libcxx/test/libcxx/utilities/utility/pairs/pairs.pair/pair.tuple_element.fail.cpp
@@ -19,7 +19,7 @@ int main(int, char**)
     {
     typedef std::pair<int, double> P;
     std::tuple_element<2, P>::type foo; // expected-note {{requested here}}
-        // expected-error-re@*:* {{static assertion failed{{( due to requirement '2U[L]{0,2} < 2')?}}{{.*}}Index out of bounds in std::tuple_element<std::pair<T1, T2>>}}
+        // expected-error-re@*:* {{static_assert failed{{( due to requirement '2U[L]{0,2} < 2')?}}{{.*}}Index out of bounds in std::tuple_element<std::pair<T1, T2>>}}
     }
 
   return 0;

diff  --git a/libcxx/test/libcxx/utilities/variant/variant.variant/variant.helper/variant_alternative.fail.cpp b/libcxx/test/libcxx/utilities/variant/variant.variant/variant.helper/variant_alternative.fail.cpp
index 29f9ace51ca85..5473e65d90941 100644
--- a/libcxx/test/libcxx/utilities/variant/variant.variant/variant.helper/variant_alternative.fail.cpp
+++ b/libcxx/test/libcxx/utilities/variant/variant.variant/variant.helper/variant_alternative.fail.cpp
@@ -30,7 +30,7 @@ int main(int, char**)
     {
         typedef std::variant<int, double> T;
         std::variant_alternative<2, T>::type foo; // expected-note {{requested here}}
-        // expected-error-re at variant:* {{static assertion failed{{( due to requirement '2U[L]{0,2} < sizeof...\(_Types\)')?}}{{.*}}Index out of bounds in std::variant_alternative<>}}
+        // expected-error-re at variant:* {{static_assert failed{{( due to requirement '2U[L]{0,2} < sizeof...\(_Types\)')?}}{{.*}}Index out of bounds in std::variant_alternative<>}}
     }
 
   return 0;

diff  --git a/libcxx/test/std/algorithms/alg.modifying.operations/alg.random.sample/sample.fail.cpp b/libcxx/test/std/algorithms/alg.modifying.operations/alg.random.sample/sample.fail.cpp
index f979d72933d5e..3e21576afc853 100644
--- a/libcxx/test/std/algorithms/alg.modifying.operations/alg.random.sample/sample.fail.cpp
+++ b/libcxx/test/std/algorithms/alg.modifying.operations/alg.random.sample/sample.fail.cpp
@@ -33,7 +33,7 @@ template <class PopulationIterator, class SampleIterator> void test() {
 }
 
 int main(int, char**) {
-  // expected-error-re@*:* {{static assertion failed{{( due to requirement '.*')?}}{{.*}}SampleIterator must meet the requirements of RandomAccessIterator}}
+  // expected-error-re@*:* {{static_assert failed{{( due to requirement '.*')?}}{{.*}}SampleIterator must meet the requirements of RandomAccessIterator}}
   // expected-error@*:* 2 {{does not provide a subscript operator}}
   // expected-error@*:* {{invalid operands}}
   test<cpp17_input_iterator<int *>, cpp17_output_iterator<int *> >();

diff  --git a/libcxx/test/std/containers/associative/map/map.cons/deduct.fail.cpp b/libcxx/test/std/containers/associative/map/map.cons/deduct.fail.cpp
index 70e200cda324f..ab77167c37418 100644
--- a/libcxx/test/std/containers/associative/map/map.cons/deduct.fail.cpp
+++ b/libcxx/test/std/containers/associative/map/map.cons/deduct.fail.cpp
@@ -63,7 +63,7 @@ int main(int, char**)
         // refuse to rebind the allocator if Allocator::value_type is not exactly what we expect
         const P arr[] = { {1,1L}, {2,2L}, {3,3L} };
         std::map m(arr, arr + 3, std::allocator<P>());
-            // expected-error-re at map:* {{static assertion failed{{( due to requirement '.*')?}}{{.*}}Allocator::value_type must be same type as value_type}}
+            // expected-error-re at map:* {{static_assert failed{{( due to requirement '.*')?}}{{.*}}Allocator::value_type must be same type as value_type}}
     }
     {
         // cannot convert from some arbitrary unrelated type

diff  --git a/libcxx/test/std/containers/associative/multimap/multimap.cons/deduct.fail.cpp b/libcxx/test/std/containers/associative/multimap/multimap.cons/deduct.fail.cpp
index 1fda02638ef65..47d32d7e1f4c1 100644
--- a/libcxx/test/std/containers/associative/multimap/multimap.cons/deduct.fail.cpp
+++ b/libcxx/test/std/containers/associative/multimap/multimap.cons/deduct.fail.cpp
@@ -63,7 +63,7 @@ int main(int, char**)
         // refuse to rebind the allocator if Allocator::value_type is not exactly what we expect
         const P arr[] = { {1,1L}, {2,2L}, {3,3L} };
         std::multimap m(arr, arr + 3, std::allocator<P>());
-            // expected-error-re at map:* {{static assertion failed{{( due to requirement '.*')?}}{{.*}}Allocator::value_type must be same type as value_type}}
+            // expected-error-re at map:* {{static_assert failed{{( due to requirement '.*')?}}{{.*}}Allocator::value_type must be same type as value_type}}
     }
     {
         // cannot convert from some arbitrary unrelated type

diff  --git a/libcxx/test/std/containers/sequences/array/array.fill/fill.fail.cpp b/libcxx/test/std/containers/sequences/array/array.fill/fill.fail.cpp
index da16fd4626632..9aea551dc6536 100644
--- a/libcxx/test/std/containers/sequences/array/array.fill/fill.fail.cpp
+++ b/libcxx/test/std/containers/sequences/array/array.fill/fill.fail.cpp
@@ -18,7 +18,7 @@ int main(int, char**) {
     typedef double T;
     typedef std::array<const T, 0> C;
     C c = {};
-    // expected-error-re at array:* {{static assertion failed{{.*}}cannot fill zero-sized array of type 'const T'}}
+    // expected-error-re at array:* {{static_assert failed{{.*}}cannot fill zero-sized array of type 'const T'}}
     c.fill(5.5); // expected-note {{requested here}}
   }
 

diff  --git a/libcxx/test/std/containers/sequences/array/array.swap/swap.fail.cpp b/libcxx/test/std/containers/sequences/array/array.swap/swap.fail.cpp
index 03cfccac80b73..d7726164d4b22 100644
--- a/libcxx/test/std/containers/sequences/array/array.swap/swap.fail.cpp
+++ b/libcxx/test/std/containers/sequences/array/array.swap/swap.fail.cpp
@@ -19,7 +19,7 @@ int main(int, char**) {
     typedef std::array<const T, 0> C;
     C c = {};
     C c2 = {};
-    // expected-error-re at array:* {{static assertion failed{{.*}}cannot swap zero-sized array of type 'const T'}}
+    // expected-error-re at array:* {{static_assert failed{{.*}}cannot swap zero-sized array of type 'const T'}}
     c.swap(c2); // expected-note {{requested here}}
   }
 

diff  --git a/libcxx/test/std/containers/sequences/array/array.tuple/get.fail.cpp b/libcxx/test/std/containers/sequences/array/array.tuple/get.fail.cpp
index cf933e5c0d696..cd74522c92ce6 100644
--- a/libcxx/test/std/containers/sequences/array/array.tuple/get.fail.cpp
+++ b/libcxx/test/std/containers/sequences/array/array.tuple/get.fail.cpp
@@ -25,7 +25,7 @@ int main(int, char**)
         typedef std::array<T, 3> C;
         C c = {1, 2, 3.5};
         std::get<3>(c) = 5.5; // expected-note {{requested here}}
-        // expected-error-re at array:* {{static assertion failed{{( due to requirement '3U[L]{0,2} < 3U[L]{0,2}')?}}{{.*}}Index out of bounds in std::get<> (std::array)}}
+        // expected-error-re at array:* {{static_assert failed{{( due to requirement '3U[L]{0,2} < 3U[L]{0,2}')?}}{{.*}}Index out of bounds in std::get<> (std::array)}}
     }
 
   return 0;

diff  --git a/libcxx/test/std/containers/sequences/array/array.tuple/tuple_element.fail.cpp b/libcxx/test/std/containers/sequences/array/array.tuple/tuple_element.fail.cpp
index 7a5532eaea097..26360790bf4df 100644
--- a/libcxx/test/std/containers/sequences/array/array.tuple/tuple_element.fail.cpp
+++ b/libcxx/test/std/containers/sequences/array/array.tuple/tuple_element.fail.cpp
@@ -19,7 +19,7 @@ int main(int, char**)
         typedef double T;
         typedef std::array<T, 3> C;
         std::tuple_element<3, C> foo; // expected-note {{requested here}}
-        // expected-error-re at array:* {{static assertion failed{{( due to requirement '3U[L]{0,2} < 3U[L]{0,2}')?}}{{.*}}Index out of bounds in std::tuple_element<> (std::array)}}
+        // expected-error-re at array:* {{static_assert failed{{( due to requirement '3U[L]{0,2} < 3U[L]{0,2}')?}}{{.*}}Index out of bounds in std::tuple_element<> (std::array)}}
     }
 
   return 0;

diff  --git a/libcxx/test/std/experimental/language.support/support.coroutines/coroutine.handle/coroutine.handle.export/from_address.fail.cpp b/libcxx/test/std/experimental/language.support/support.coroutines/coroutine.handle/coroutine.handle.export/from_address.fail.cpp
index 85e3df149f83e..8a9a64ef1b418 100644
--- a/libcxx/test/std/experimental/language.support/support.coroutines/coroutine.handle/coroutine.handle.export/from_address.fail.cpp
+++ b/libcxx/test/std/experimental/language.support/support.coroutines/coroutine.handle/coroutine.handle.export/from_address.fail.cpp
@@ -36,7 +36,7 @@ int main(int, char**)
   }
   {
     using H = coro::coroutine_handle<int>;
-    // expected-error-re at experimental/coroutine:* 1 {{static assertion failed{{.*}}coroutine_handle<promise_type>::from_address cannot be used with pointers to the coroutine's promise type; use 'from_promise' instead}}
+    // expected-error-re at experimental/coroutine:* 1 {{static_assert failed{{.*}}coroutine_handle<promise_type>::from_address cannot be used with pointers to the coroutine's promise type; use 'from_promise' instead}}
     H::from_address((const char*)nullptr); // expected-note {{requested here}}
     // expected-error at experimental/coroutine:* 1 {{coroutine_handle<promise_type>::from_address cannot be called with non-void pointers}}
     H::from_address((int*)nullptr); // expected-note {{requested here}}

diff  --git a/libcxx/test/std/language.support/support.dynamic/ptr.launder/launder.types.fail.cpp b/libcxx/test/std/language.support/support.dynamic/ptr.launder/launder.types.fail.cpp
index f8f04112fa82f..396053c8d78ba 100644
--- a/libcxx/test/std/language.support/support.dynamic/ptr.launder/launder.types.fail.cpp
+++ b/libcxx/test/std/language.support/support.dynamic/ptr.launder/launder.types.fail.cpp
@@ -26,10 +26,10 @@ int main(int, char**)
     (void) std::launder((               void *) nullptr);
     (void) std::launder((const          void *) nullptr);
     (void) std::launder((      volatile void *) nullptr);
-    (void) std::launder((const volatile void *) nullptr);  // expected-error-re at new:* 4 {{static assertion failed{{.*}}can't launder cv-void}}
+    (void) std::launder((const volatile void *) nullptr);  // expected-error-re at new:* 4 {{static_assert failed{{.*}}can't launder cv-void}}
     // expected-error at new:* 0-4 {{void pointer argument to '__builtin_launder' is not allowed}}
 
-    (void) std::launder(foo);                              // expected-error-re at new:* 1 {{static assertion failed{{.*}}can't launder functions}}
+    (void) std::launder(foo);                              // expected-error-re at new:* 1 {{static_assert failed{{.*}}can't launder functions}}
     // expected-error at new:* 0-1 {{function pointer argument to '__builtin_launder' is not allowed}}
 
   return 0;

diff  --git a/libcxx/test/std/numerics/bit/bit.pow.two/bit_ceil.fail.cpp b/libcxx/test/std/numerics/bit/bit.pow.two/bit_ceil.fail.cpp
index e9c8506f9fad1..ff6f29e8817fe 100644
--- a/libcxx/test/std/numerics/bit/bit.pow.two/bit_ceil.fail.cpp
+++ b/libcxx/test/std/numerics/bit/bit.pow.two/bit_ceil.fail.cpp
@@ -34,19 +34,19 @@ constexpr bool toobig()
 int main(int, char**)
 {
 //	Make sure we generate a compile-time error for UB
-	static_assert(toobig<unsigned char>(),      ""); // expected-error {{static assertion expression is not an integral constant expression}}
-	static_assert(toobig<unsigned short>(),     ""); // expected-error {{static assertion expression is not an integral constant expression}}
-	static_assert(toobig<unsigned>(),           ""); // expected-error {{static assertion expression is not an integral constant expression}}
-	static_assert(toobig<unsigned long>(),      ""); // expected-error {{static assertion expression is not an integral constant expression}}
-	static_assert(toobig<unsigned long long>(), ""); // expected-error {{static assertion expression is not an integral constant expression}}
-
-	static_assert(toobig<uint8_t>(), ""); 	// expected-error {{static assertion expression is not an integral constant expression}}
-	static_assert(toobig<uint16_t>(), ""); 	// expected-error {{static assertion expression is not an integral constant expression}}
-	static_assert(toobig<uint32_t>(), ""); 	// expected-error {{static assertion expression is not an integral constant expression}}
-	static_assert(toobig<uint64_t>(), ""); 	// expected-error {{static assertion expression is not an integral constant expression}}
-	static_assert(toobig<size_t>(), ""); 	// expected-error {{static assertion expression is not an integral constant expression}}
-	static_assert(toobig<uintmax_t>(), "");	// expected-error {{static assertion expression is not an integral constant expression}}
-	static_assert(toobig<uintptr_t>(), "");	// expected-error {{static assertion expression is not an integral constant expression}}
+	static_assert(toobig<unsigned char>(),      ""); // expected-error {{static_assert expression is not an integral constant expression}}
+	static_assert(toobig<unsigned short>(),     ""); // expected-error {{static_assert expression is not an integral constant expression}}
+	static_assert(toobig<unsigned>(),           ""); // expected-error {{static_assert expression is not an integral constant expression}}
+	static_assert(toobig<unsigned long>(),      ""); // expected-error {{static_assert expression is not an integral constant expression}}
+	static_assert(toobig<unsigned long long>(), ""); // expected-error {{static_assert expression is not an integral constant expression}}
+
+	static_assert(toobig<uint8_t>(), ""); 	// expected-error {{static_assert expression is not an integral constant expression}}
+	static_assert(toobig<uint16_t>(), ""); 	// expected-error {{static_assert expression is not an integral constant expression}}
+	static_assert(toobig<uint32_t>(), ""); 	// expected-error {{static_assert expression is not an integral constant expression}}
+	static_assert(toobig<uint64_t>(), ""); 	// expected-error {{static_assert expression is not an integral constant expression}}
+	static_assert(toobig<size_t>(), ""); 	// expected-error {{static_assert expression is not an integral constant expression}}
+	static_assert(toobig<uintmax_t>(), "");	// expected-error {{static_assert expression is not an integral constant expression}}
+	static_assert(toobig<uintptr_t>(), "");	// expected-error {{static_assert expression is not an integral constant expression}}
 
 	return 0;
 }

diff  --git a/libcxx/test/std/numerics/numbers/illformed.verify.cpp b/libcxx/test/std/numerics/numbers/illformed.verify.cpp
index db87957403000..85e8f2dcb7cda 100644
--- a/libcxx/test/std/numerics/numbers/illformed.verify.cpp
+++ b/libcxx/test/std/numerics/numbers/illformed.verify.cpp
@@ -12,7 +12,7 @@
 
 // Initializing the primary template is ill-formed.
 int log2e{std::numbers::log2e_v<
-    int>}; // expected-error-re at numbers:* {{static assertion failed{{.*}}A program that instantiates a primary template of a mathematical constant variable template is ill-formed.}}
+    int>}; // expected-error-re at numbers:* {{static_assert failed{{.*}}A program that instantiates a primary template of a mathematical constant variable template is ill-formed.}}
 int log10e{std::numbers::log10e_v<int>};
 int pi{std::numbers::pi_v<int>};
 int inv_pi{std::numbers::inv_pi_v<int>};

diff  --git a/libcxx/test/std/numerics/rand/rand.eng/rand.eng.lcong/params.fail.cpp b/libcxx/test/std/numerics/rand/rand.eng/rand.eng.lcong/params.fail.cpp
index bc9b5636e415d..c8df9927b0725 100644
--- a/libcxx/test/std/numerics/rand/rand.eng/rand.eng.lcong/params.fail.cpp
+++ b/libcxx/test/std/numerics/rand/rand.eng/rand.eng.lcong/params.fail.cpp
@@ -19,12 +19,12 @@ int main(int, char**)
 {
     typedef unsigned long long T;
 
-    // expected-error-re@*:* {{static assertion failed due to requirement '1ULL == 0 || 1ULL < 1ULL'{{.*}}linear_congruential_engine invalid parameters}}
+    // expected-error-re@*:* {{static_assert failed due to requirement '1ULL == 0 || 1ULL < 1ULL'{{.*}}linear_congruential_engine invalid parameters}}
     std::linear_congruential_engine<T, 0, 0, 0> e2;
-    // expected-error-re@*:* {{static assertion failed due to requirement '1ULL == 0 || 1ULL < 1ULL'{{.*}}linear_congruential_engine invalid parameters}}
+    // expected-error-re@*:* {{static_assert failed due to requirement '1ULL == 0 || 1ULL < 1ULL'{{.*}}linear_congruential_engine invalid parameters}}
     std::linear_congruential_engine<T, 0, 1, 1> e3;
     std::linear_congruential_engine<T, 1, 0, 1> e4;
-    // expected-error-re@*:* {{static assertion failed due to requirement 'is_unsigned<int>::value'{{.*}}_UIntType must be unsigned type}}
+    // expected-error-re@*:* {{static_assert failed due to requirement 'is_unsigned<int>::value'{{.*}}_UIntType must be unsigned type}}
     std::linear_congruential_engine<int, 0, 0, 0> e5;
 
     return 0;

diff  --git a/libcxx/test/std/strings/basic.string/char.bad.verify.cpp b/libcxx/test/std/strings/basic.string/char.bad.verify.cpp
index d414d9a7005d2..a3ab207f420a1 100644
--- a/libcxx/test/std/strings/basic.string/char.bad.verify.cpp
+++ b/libcxx/test/std/strings/basic.string/char.bad.verify.cpp
@@ -32,20 +32,20 @@ void f() {
         typedef char C[3];
         static_assert(std::is_array<C>::value, "");
         std::basic_string<C, test_traits<C> > s;
-        // expected-error-re at string:* {{static assertion failed{{.*}}Character type of basic_string must not be an array}}
+        // expected-error-re at string:* {{static_assert failed{{.*}}Character type of basic_string must not be an array}}
     }
 
     {
         // not trivial
         static_assert(!std::is_trivial<NotTrivial>::value, "");
         std::basic_string<NotTrivial, test_traits<NotTrivial> > s;
-        // expected-error-re at string:* {{static assertion failed{{.*}}Character type of basic_string must be trivial}}
+        // expected-error-re at string:* {{static_assert failed{{.*}}Character type of basic_string must be trivial}}
     }
 
     {
         // not standard layout
         static_assert(!std::is_standard_layout<NotStandardLayout>::value, "");
         std::basic_string<NotStandardLayout, test_traits<NotStandardLayout> > s;
-        // expected-error-re at string:* {{static assertion failed{{.*}}Character type of basic_string must be standard-layout}}
+        // expected-error-re at string:* {{static_assert failed{{.*}}Character type of basic_string must be standard-layout}}
     }
 }

diff  --git a/libcxx/test/std/strings/string.view/char.bad.fail.cpp b/libcxx/test/std/strings/string.view/char.bad.fail.cpp
index ad460f341f7b0..d8b8878b19d7c 100644
--- a/libcxx/test/std/strings/string.view/char.bad.fail.cpp
+++ b/libcxx/test/std/strings/string.view/char.bad.fail.cpp
@@ -35,21 +35,21 @@ int main(int, char**)
     typedef char C[3];
     static_assert(std::is_array<C>::value, "");
     std::basic_string_view<C, test_traits<C> > sv;
-//  expected-error-re at string_view:* {{static assertion failed{{.*}}Character type of basic_string_view must not be an array}}
+//  expected-error-re at string_view:* {{static_assert failed{{.*}}Character type of basic_string_view must not be an array}}
     }
 
     {
 //  not trivial
     static_assert(!std::is_trivial<NotTrivial>::value, "");
     std::basic_string_view<NotTrivial, test_traits<NotTrivial> > sv;
-//  expected-error-re at string_view:* {{static assertion failed{{.*}}Character type of basic_string_view must be trivial}}
+//  expected-error-re at string_view:* {{static_assert failed{{.*}}Character type of basic_string_view must be trivial}}
     }
 
     {
 //  not standard layout
     static_assert(!std::is_standard_layout<NotStandardLayout>::value, "");
     std::basic_string_view<NotStandardLayout, test_traits<NotStandardLayout> > sv;
-//  expected-error-re at string_view:* {{static assertion failed{{.*}}Character type of basic_string_view must be standard-layout}}
+//  expected-error-re at string_view:* {{static_assert failed{{.*}}Character type of basic_string_view must be standard-layout}}
     }
 
   return 0;

diff  --git a/libcxx/test/std/time/time.hms/hhmmss.fail.cpp b/libcxx/test/std/time/time.hms/hhmmss.fail.cpp
index 70bd45f56f8f2..c9d4788d7ad31 100644
--- a/libcxx/test/std/time/time.hms/hhmmss.fail.cpp
+++ b/libcxx/test/std/time/time.hms/hhmmss.fail.cpp
@@ -21,10 +21,10 @@ struct A {};
 
 int main(int, char**)
 {
-    std::chrono::hh_mm_ss<void> h0;        // expected-error-re@*:* {{static assertion failed{{.*}}template parameter of hh_mm_ss must be a std::chrono::duration}}
-    std::chrono::hh_mm_ss<int> h1;         // expected-error-re@*:* {{static assertion failed{{.*}}template parameter of hh_mm_ss must be a std::chrono::duration}}
-    std::chrono::hh_mm_ss<std::string> h2; // expected-error-re@*:* {{static assertion failed{{.*}}template parameter of hh_mm_ss must be a std::chrono::duration}}
-    std::chrono::hh_mm_ss<A> h3;           // expected-error-re@*:* {{static assertion failed{{.*}}template parameter of hh_mm_ss must be a std::chrono::duration}}
+    std::chrono::hh_mm_ss<void> h0;        // expected-error-re@*:* {{static_assert failed{{.*}}template parameter of hh_mm_ss must be a std::chrono::duration}}
+    std::chrono::hh_mm_ss<int> h1;         // expected-error-re@*:* {{static_assert failed{{.*}}template parameter of hh_mm_ss must be a std::chrono::duration}}
+    std::chrono::hh_mm_ss<std::string> h2; // expected-error-re@*:* {{static_assert failed{{.*}}template parameter of hh_mm_ss must be a std::chrono::duration}}
+    std::chrono::hh_mm_ss<A> h3;           // expected-error-re@*:* {{static_assert failed{{.*}}template parameter of hh_mm_ss must be a std::chrono::duration}}
 
     return 0;
 }

diff  --git a/libcxx/test/std/utilities/any/any.nonmembers/any.cast/any_cast_request_invalid_value_category.fail.cpp b/libcxx/test/std/utilities/any/any.nonmembers/any.cast/any_cast_request_invalid_value_category.fail.cpp
index 6d90210ff03ee..aa56b6d9cf25e 100644
--- a/libcxx/test/std/utilities/any/any.nonmembers/any.cast/any_cast_request_invalid_value_category.fail.cpp
+++ b/libcxx/test/std/utilities/any/any.nonmembers/any.cast/any_cast_request_invalid_value_category.fail.cpp
@@ -25,12 +25,12 @@ struct TestType {};
 void test_const_lvalue_cast_request_non_const_lvalue()
 {
     const std::any a;
-    // expected-error-re at any:* {{static assertion failed{{.*}}ValueType is required to be a const lvalue reference or a CopyConstructible type}}
+    // expected-error-re at any:* {{static_assert failed{{.*}}ValueType is required to be a const lvalue reference or a CopyConstructible type}}
     // expected-error at any:* {{drops 'const' qualifier}}
     std::any_cast<TestType &>(a); // expected-note {{requested here}}
 
     const std::any a2(42);
-    // expected-error-re at any:* {{static assertion failed{{.*}}ValueType is required to be a const lvalue reference or a CopyConstructible type}}
+    // expected-error-re at any:* {{static_assert failed{{.*}}ValueType is required to be a const lvalue reference or a CopyConstructible type}}
     // expected-error at any:* {{drops 'const' qualifier}}
     std::any_cast<int&>(a2); // expected-note {{requested here}}
 }
@@ -38,22 +38,22 @@ void test_const_lvalue_cast_request_non_const_lvalue()
 void test_lvalue_any_cast_request_rvalue()
 {
     std::any a;
-    // expected-error-re at any:* {{static assertion failed{{.*}}ValueType is required to be an lvalue reference or a CopyConstructible type}}
+    // expected-error-re at any:* {{static_assert failed{{.*}}ValueType is required to be an lvalue reference or a CopyConstructible type}}
     std::any_cast<TestType &&>(a); // expected-note {{requested here}}
 
     std::any a2(42);
-    // expected-error-re at any:* {{static assertion failed{{.*}}ValueType is required to be an lvalue reference or a CopyConstructible type}}
+    // expected-error-re at any:* {{static_assert failed{{.*}}ValueType is required to be an lvalue reference or a CopyConstructible type}}
     std::any_cast<int&&>(a2); // expected-note {{requested here}}
 }
 
 void test_rvalue_any_cast_request_lvalue()
 {
     std::any a;
-    // expected-error-re at any:* {{static assertion failed{{.*}}ValueType is required to be an rvalue reference or a CopyConstructible type}}
+    // expected-error-re at any:* {{static_assert failed{{.*}}ValueType is required to be an rvalue reference or a CopyConstructible type}}
     // expected-error at any:* {{non-const lvalue reference to type 'TestType' cannot bind to a temporary}}
     std::any_cast<TestType &>(std::move(a)); // expected-note {{requested here}}
 
-    // expected-error-re at any:* {{static assertion failed{{.*}}ValueType is required to be an rvalue reference or a CopyConstructible type}}
+    // expected-error-re at any:* {{static_assert failed{{.*}}ValueType is required to be an rvalue reference or a CopyConstructible type}}
     // expected-error at any:* {{non-const lvalue reference to type 'int' cannot bind to a temporary}}
     std::any_cast<int&>(42);
 }

diff  --git a/libcxx/test/std/utilities/any/any.nonmembers/any.cast/const_correctness.verify.cpp b/libcxx/test/std/utilities/any/any.nonmembers/any.cast/const_correctness.verify.cpp
index ce0f82f7fda37..83fd47d95b515 100644
--- a/libcxx/test/std/utilities/any/any.nonmembers/any.cast/const_correctness.verify.cpp
+++ b/libcxx/test/std/utilities/any/any.nonmembers/any.cast/const_correctness.verify.cpp
@@ -34,16 +34,16 @@ int main(int, char**)
 {
     std::any a;
 
-    // expected-error-re at any:* {{static assertion failed{{.*}}ValueType is required to be a const lvalue reference or a CopyConstructible type}}
+    // expected-error-re at any:* {{static_assert failed{{.*}}ValueType is required to be a const lvalue reference or a CopyConstructible type}}
     std::any_cast<TestType &>(static_cast<std::any const&>(a)); // expected-note {{requested here}}
 
-    // expected-error-re at any:* {{static assertion failed{{.*}}ValueType is required to be a const lvalue reference or a CopyConstructible type}}
+    // expected-error-re at any:* {{static_assert failed{{.*}}ValueType is required to be a const lvalue reference or a CopyConstructible type}}
     std::any_cast<TestType &&>(static_cast<std::any const&>(a)); // expected-note {{requested here}}
 
-    // expected-error-re at any:* {{static assertion failed{{.*}}ValueType is required to be a const lvalue reference or a CopyConstructible type}}
+    // expected-error-re at any:* {{static_assert failed{{.*}}ValueType is required to be a const lvalue reference or a CopyConstructible type}}
     std::any_cast<TestType2 &>(static_cast<std::any const&&>(a)); // expected-note {{requested here}}
 
-    // expected-error-re at any:* {{static assertion failed{{.*}}ValueType is required to be a const lvalue reference or a CopyConstructible type}}
+    // expected-error-re at any:* {{static_assert failed{{.*}}ValueType is required to be a const lvalue reference or a CopyConstructible type}}
     std::any_cast<TestType2 &&>(static_cast<std::any const&&>(a)); // expected-note {{requested here}}
 
   return 0;

diff  --git a/libcxx/test/std/utilities/any/any.nonmembers/any.cast/not_copy_constructible.verify.cpp b/libcxx/test/std/utilities/any/any.nonmembers/any.cast/not_copy_constructible.verify.cpp
index 0c09959de778a..c3cdfe7f94586 100644
--- a/libcxx/test/std/utilities/any/any.nonmembers/any.cast/not_copy_constructible.verify.cpp
+++ b/libcxx/test/std/utilities/any/any.nonmembers/any.cast/not_copy_constructible.verify.cpp
@@ -48,15 +48,15 @@ struct no_move {
 
 int main(int, char**) {
     std::any a;
-    // expected-error-re at any:* {{static assertion failed{{.*}}ValueType is required to be an lvalue reference or a CopyConstructible type}}
+    // expected-error-re at any:* {{static_assert failed{{.*}}ValueType is required to be an lvalue reference or a CopyConstructible type}}
     std::any_cast<no_copy>(static_cast<std::any&>(a)); // expected-note {{requested here}}
 
-    // expected-error-re at any:* {{static assertion failed{{.*}}ValueType is required to be a const lvalue reference or a CopyConstructible type}}
+    // expected-error-re at any:* {{static_assert failed{{.*}}ValueType is required to be a const lvalue reference or a CopyConstructible type}}
     std::any_cast<no_copy>(static_cast<std::any const&>(a)); // expected-note {{requested here}}
 
     std::any_cast<no_copy>(static_cast<std::any &&>(a)); // OK
 
-    // expected-error-re at any:* {{static assertion failed{{.*}}ValueType is required to be an rvalue reference or a CopyConstructible type}}
+    // expected-error-re at any:* {{static_assert failed{{.*}}ValueType is required to be an rvalue reference or a CopyConstructible type}}
     std::any_cast<no_move>(static_cast<std::any &&>(a));
 
   return 0;

diff  --git a/libcxx/test/std/utilities/any/any.nonmembers/any.cast/reference_types.fail.cpp b/libcxx/test/std/utilities/any/any.nonmembers/any.cast/reference_types.fail.cpp
index 0a13fdf0c6d80..f362dd08645c6 100644
--- a/libcxx/test/std/utilities/any/any.nonmembers/any.cast/reference_types.fail.cpp
+++ b/libcxx/test/std/utilities/any/any.nonmembers/any.cast/reference_types.fail.cpp
@@ -22,30 +22,30 @@ int main(int, char**)
 {
     std::any a = 1;
 
-    // expected-error-re at any:* 1 {{static assertion failed{{.*}}_ValueType may not be a reference.}}
+    // expected-error-re at any:* 1 {{static_assert failed{{.*}}_ValueType may not be a reference.}}
     std::any_cast<int &>(&a); // expected-note {{requested here}}
 
-    // expected-error-re at any:* 1 {{static assertion failed{{.*}}_ValueType may not be a reference.}}
+    // expected-error-re at any:* 1 {{static_assert failed{{.*}}_ValueType may not be a reference.}}
     std::any_cast<int &&>(&a); // expected-note {{requested here}}
 
-    // expected-error-re at any:* 1 {{static assertion failed{{.*}}_ValueType may not be a reference.}}
+    // expected-error-re at any:* 1 {{static_assert failed{{.*}}_ValueType may not be a reference.}}
     std::any_cast<int const &>(&a); // expected-note {{requested here}}
 
-    // expected-error-re at any:* 1 {{static assertion failed{{.*}}_ValueType may not be a reference.}}
+    // expected-error-re at any:* 1 {{static_assert failed{{.*}}_ValueType may not be a reference.}}
     std::any_cast<int const&&>(&a); // expected-note {{requested here}}
 
     const std::any& a2 = a;
 
-    // expected-error-re at any:* 1 {{static assertion failed{{.*}}_ValueType may not be a reference.}}
+    // expected-error-re at any:* 1 {{static_assert failed{{.*}}_ValueType may not be a reference.}}
     std::any_cast<int &>(&a2); // expected-note {{requested here}}
 
-    // expected-error-re at any:* 1 {{static assertion failed{{.*}}_ValueType may not be a reference.}}
+    // expected-error-re at any:* 1 {{static_assert failed{{.*}}_ValueType may not be a reference.}}
     std::any_cast<int &&>(&a2); // expected-note {{requested here}}
 
-    // expected-error-re at any:* 1 {{static assertion failed{{.*}}_ValueType may not be a reference.}}
+    // expected-error-re at any:* 1 {{static_assert failed{{.*}}_ValueType may not be a reference.}}
     std::any_cast<int const &>(&a2); // expected-note {{requested here}}
 
-    // expected-error-re at any:* 1 {{static assertion failed{{.*}}_ValueType may not be a reference.}}
+    // expected-error-re at any:* 1 {{static_assert failed{{.*}}_ValueType may not be a reference.}}
     std::any_cast<int const &&>(&a2); // expected-note {{requested here}}
 
   return 0;

diff  --git a/libcxx/test/std/utilities/format/format.formatter/format.parse.ctx/check_arg_id.verify.cpp b/libcxx/test/std/utilities/format/format.formatter/format.parse.ctx/check_arg_id.verify.cpp
index e0c0eb018da52..5ab74bed27282 100644
--- a/libcxx/test/std/utilities/format/format.formatter/format.parse.ctx/check_arg_id.verify.cpp
+++ b/libcxx/test/std/utilities/format/format.formatter/format.parse.ctx/check_arg_id.verify.cpp
@@ -25,7 +25,7 @@ constexpr bool test() {
 }
 
 int main(int, char**) {
-  // expected-error at +1 {{static assertion expression is not an integral constant expression}}
+  // expected-error at +1 {{static_assert expression is not an integral constant expression}}
   static_assert(test());
 
   return 0;

diff  --git a/libcxx/test/std/utilities/function.objects/func.bind_front/bind_front.verify.cpp b/libcxx/test/std/utilities/function.objects/func.bind_front/bind_front.verify.cpp
index 5d97ddaf557c3..729045961e1c4 100644
--- a/libcxx/test/std/utilities/function.objects/func.bind_front/bind_front.verify.cpp
+++ b/libcxx/test/std/utilities/function.objects/func.bind_front/bind_front.verify.cpp
@@ -40,7 +40,7 @@ int main(int, char**)
     const int c = 1;
 
     auto p = std::bind_front(pass, c);
-    static_assert(p() == 1); // expected-error {{static assertion expression is not an integral constant expression}}
+    static_assert(p() == 1); // expected-error {{static_assert expression is not an integral constant expression}}
 
     auto d = std::bind_front(do_nothing, n); // expected-error {{no matching function for call to 'bind_front'}}
 

diff  --git a/libcxx/test/std/utilities/intseq/intseq.make/make_integer_seq.fail.cpp b/libcxx/test/std/utilities/intseq/intseq.make/make_integer_seq.fail.cpp
index 8a6a768b73baa..1394ff0c9d628 100644
--- a/libcxx/test/std/utilities/intseq/intseq.make/make_integer_seq.fail.cpp
+++ b/libcxx/test/std/utilities/intseq/intseq.make/make_integer_seq.fail.cpp
@@ -31,7 +31,7 @@ int main(int, char**)
 #if TEST_HAS_BUILTIN(__make_integer_seq) && !defined(_LIBCPP_TESTING_FALLBACK_MAKE_INTEGER_SEQUENCE)
   MakeSeqT i; // expected-error@*:* {{integer sequences must have non-negative sequence length}}
 #else
-  MakeSeqT i; // expected-error@*:* {{static assertion failed{{.*}}std::make_integer_sequence must have a non-negative sequence length}}
+  MakeSeqT i; // expected-error@*:* {{static_assert failed{{.*}}std::make_integer_sequence must have a non-negative sequence length}}
 #endif
 
   return 0;

diff  --git a/libcxx/test/std/utilities/memory/default.allocator/allocator.members/allocate.constexpr.size.verify.cpp b/libcxx/test/std/utilities/memory/default.allocator/allocator.members/allocate.constexpr.size.verify.cpp
index 8baf22447e776..f12b6808edeb3 100644
--- a/libcxx/test/std/utilities/memory/default.allocator/allocator.members/allocate.constexpr.size.verify.cpp
+++ b/libcxx/test/std/utilities/memory/default.allocator/allocator.members/allocate.constexpr.size.verify.cpp
@@ -34,7 +34,7 @@ constexpr bool test()
 
 int main(int, char**)
 {
-    static_assert(test<double>()); // expected-error {{static assertion expression is not an integral constant expression}}
-    LIBCPP_STATIC_ASSERT(test<const double>()); // expected-error {{static assertion expression is not an integral constant expression}}
+    static_assert(test<double>()); // expected-error {{static_assert expression is not an integral constant expression}}
+    LIBCPP_STATIC_ASSERT(test<const double>()); // expected-error {{static_assert expression is not an integral constant expression}}
     return 0;
 }

diff  --git a/libcxx/test/std/utilities/meta/meta.const.eval/is_constant_evaluated.fail.cpp b/libcxx/test/std/utilities/meta/meta.const.eval/is_constant_evaluated.fail.cpp
index 9d2e78715f81b..8b995a1784efe 100644
--- a/libcxx/test/std/utilities/meta/meta.const.eval/is_constant_evaluated.fail.cpp
+++ b/libcxx/test/std/utilities/meta/meta.const.eval/is_constant_evaluated.fail.cpp
@@ -22,7 +22,7 @@ int main(int, char**)
   // expected-error at +1 {{no member named 'is_constant_evaluated' in namespace 'std'}}
   bool b = std::is_constant_evaluated();
 #else
-  // expected-error at +1 {{static assertion failed}}
+  // expected-error at +1 {{static_assert failed}}
   static_assert(!std::is_constant_evaluated(), "");
   // expected-warning at -1 0-1 {{'std::is_constant_evaluated' will always evaluate to 'true' in a manifestly constant-evaluated expression}}
 #endif

diff  --git a/libcxx/test/std/utilities/optional/optional.object/optional.object.ctor/ctor.fail.cpp b/libcxx/test/std/utilities/optional/optional.object/optional.object.ctor/ctor.fail.cpp
index 8e8da18ad7b70..bb2483ecd2ca0 100644
--- a/libcxx/test/std/utilities/optional/optional.object/optional.object.ctor/ctor.fail.cpp
+++ b/libcxx/test/std/utilities/optional/optional.object/optional.object.ctor/ctor.fail.cpp
@@ -24,23 +24,23 @@ struct NonDestructible { ~NonDestructible() = delete; };
 int main(int, char**)
 {
 	{
-	std::optional<char &> o1;	        // expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with a reference type is ill-formed}}
-	std::optional<NonDestructible> o2;  // expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with a non-destructible type is ill-formed}}
-	std::optional<char[20]> o3;	        // expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with an array type is ill-formed}}
+	std::optional<char &> o1;	        // expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with a reference type is ill-formed}}
+	std::optional<NonDestructible> o2;  // expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with a non-destructible type is ill-formed}}
+	std::optional<char[20]> o3;	        // expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with an array type is ill-formed}}
 	}
 
 	{
-	std::optional<               std::in_place_t> o1;  // expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with in_place_t is ill-formed}}
-	std::optional<const          std::in_place_t> o2;  // expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with in_place_t is ill-formed}}
-	std::optional<      volatile std::in_place_t> o3;  // expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with in_place_t is ill-formed}}
-	std::optional<const volatile std::in_place_t> o4;  // expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with in_place_t is ill-formed}}
+	std::optional<               std::in_place_t> o1;  // expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with in_place_t is ill-formed}}
+	std::optional<const          std::in_place_t> o2;  // expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with in_place_t is ill-formed}}
+	std::optional<      volatile std::in_place_t> o3;  // expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with in_place_t is ill-formed}}
+	std::optional<const volatile std::in_place_t> o4;  // expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with in_place_t is ill-formed}}
 	}
 
 	{
-	std::optional<               std::nullopt_t> o1;	// expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with nullopt_t is ill-formed}}
-	std::optional<const          std::nullopt_t> o2;	// expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with nullopt_t is ill-formed}}
-	std::optional<      volatile std::nullopt_t> o3;	// expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with nullopt_t is ill-formed}}
-	std::optional<const volatile std::nullopt_t> o4;	// expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with nullopt_t is ill-formed}}
+	std::optional<               std::nullopt_t> o1;	// expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with nullopt_t is ill-formed}}
+	std::optional<const          std::nullopt_t> o2;	// expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with nullopt_t is ill-formed}}
+	std::optional<      volatile std::nullopt_t> o3;	// expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with nullopt_t is ill-formed}}
+	std::optional<const volatile std::nullopt_t> o4;	// expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with nullopt_t is ill-formed}}
 	}
 
 	return 0;

diff  --git a/libcxx/test/std/utilities/optional/optional.object/optional.object.ctor/deduct.fail.cpp b/libcxx/test/std/utilities/optional/optional.object/optional.object.ctor/deduct.fail.cpp
index 0c887c683a818..9b28b766be444 100644
--- a/libcxx/test/std/utilities/optional/optional.object/optional.object.ctor/deduct.fail.cpp
+++ b/libcxx/test/std/utilities/optional/optional.object/optional.object.ctor/deduct.fail.cpp
@@ -30,7 +30,7 @@ int main(int, char**)
 
     {
 //  optional(nullopt_t)
-    std::optional opt(std::nullopt);   // expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with nullopt_t is ill-formed}}
+    std::optional opt(std::nullopt);   // expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with nullopt_t is ill-formed}}
     }
 
   return 0;

diff  --git a/libcxx/test/std/utilities/optional/optional.object/optional.object.ctor/move.fail.cpp b/libcxx/test/std/utilities/optional/optional.object/optional.object.ctor/move.fail.cpp
index 85bef2a7c657c..e6b48b53b2185 100644
--- a/libcxx/test/std/utilities/optional/optional.object/optional.object.ctor/move.fail.cpp
+++ b/libcxx/test/std/utilities/optional/optional.object/optional.object.ctor/move.fail.cpp
@@ -48,6 +48,6 @@ constexpr bool test() // expected-error {{constexpr function never produces a co
 int main(int, char**)
 {
     static_assert (!std::is_trivially_move_constructible_v<S>, "" );
-    static_assert (test(), "");  // expected-error {{static assertion expression is not an integral constant expression}}
+    static_assert (test(), "");  // expected-error {{static_assert expression is not an integral constant expression}}
     return 0;
 }

diff  --git a/libcxx/test/std/utilities/optional/optional.object/optional_requires_destructible_object.fail.cpp b/libcxx/test/std/utilities/optional/optional.object/optional_requires_destructible_object.fail.cpp
index a96c3c648f939..3149e5a900db8 100644
--- a/libcxx/test/std/utilities/optional/optional.object/optional_requires_destructible_object.fail.cpp
+++ b/libcxx/test/std/utilities/optional/optional.object/optional_requires_destructible_object.fail.cpp
@@ -25,22 +25,22 @@ int main(int, char**)
 {
     using std::optional;
     {
-        // expected-error-re at optional:* 2 {{static assertion failed{{.*}}instantiation of optional with a reference type is ill-formed}}
+        // expected-error-re at optional:* 2 {{static_assert failed{{.*}}instantiation of optional with a reference type is ill-formed}}
         optional<int&> opt1;
         optional<int&&> opt2;
     }
     {
-        // expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with a non-destructible type is ill-formed}}
+        // expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with a non-destructible type is ill-formed}}
         optional<X> opt3;
     }
     {
-        // expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with a non-object type is undefined behavior}}
-        // expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with a non-destructible type is ill-formed}}
+        // expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with a non-object type is undefined behavior}}
+        // expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with a non-destructible type is ill-formed}}
         optional<void()> opt4;
     }
     {
-        // expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with a non-object type is undefined behavior}}
-        // expected-error-re at optional:* {{static assertion failed{{.*}}instantiation of optional with a non-destructible type is ill-formed}}
+        // expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with a non-object type is undefined behavior}}
+        // expected-error-re at optional:* {{static_assert failed{{.*}}instantiation of optional with a non-destructible type is ill-formed}}
         // expected-error at optional:* 1+ {{cannot form a reference to 'void'}}
         optional<const void> opt4;
     }

diff  --git a/libcxx/test/std/utilities/tuple/tuple.tuple/tuple.helper/tuple_element.fail.cpp b/libcxx/test/std/utilities/tuple/tuple.tuple/tuple.helper/tuple_element.fail.cpp
index 63a8b26dfa21d..2599ec033cc73 100644
--- a/libcxx/test/std/utilities/tuple/tuple.tuple/tuple.helper/tuple_element.fail.cpp
+++ b/libcxx/test/std/utilities/tuple/tuple.tuple/tuple.helper/tuple_element.fail.cpp
@@ -27,7 +27,7 @@ int main(int, char**)
     using E1 = typename std::tuple_element<1, T &>::type; // expected-error{{undefined template}}
     using E2 = typename std::tuple_element<3, T>::type;
     using E3 = typename std::tuple_element<4, T const>::type;
-        // expected-error at __tuple:* 2 {{static assertion failed}}
+        // expected-error at __tuple:* 2 {{static_assert failed}}
 
 
   return 0;

diff  --git a/libcxx/test/std/utilities/utility/forward/forward.fail.cpp b/libcxx/test/std/utilities/utility/forward/forward.fail.cpp
index 64c20ae6f526a..44ecddf744822 100644
--- a/libcxx/test/std/utilities/utility/forward/forward.fail.cpp
+++ b/libcxx/test/std/utilities/utility/forward/forward.fail.cpp
@@ -23,7 +23,7 @@ int main(int, char**)
 {
     {
         (void)std::forward<A&>(source());  // expected-note {{requested here}}
-        // expected-error-re@*:* 1 {{static assertion failed{{.*}}cannot forward an rvalue as an lvalue}}
+        // expected-error-re@*:* 1 {{static_assert failed{{.*}}cannot forward an rvalue as an lvalue}}
     }
     {
         const A ca = A();

diff  --git a/libcxx/test/std/utilities/variant/variant.relops/relops_bool_conv.fail.cpp b/libcxx/test/std/utilities/variant/variant.relops/relops_bool_conv.fail.cpp
index 64248171d1146..eaf7e79b971e5 100644
--- a/libcxx/test/std/utilities/variant/variant.relops/relops_bool_conv.fail.cpp
+++ b/libcxx/test/std/utilities/variant/variant.relops/relops_bool_conv.fail.cpp
@@ -75,7 +75,7 @@ int main(int, char**) {
   using V = std::variant<int, ComparesToMyBoolExplicit>;
   V v1(42);
   V v2(101);
-  // expected-error-re at variant:* 6 {{static assertion failed{{.*}}the relational operator does not return a type which is implicitly convertible to bool}}
+  // expected-error-re at variant:* 6 {{static_assert failed{{.*}}the relational operator does not return a type which is implicitly convertible to bool}}
   // expected-error at variant:* 6 {{no viable conversion}}
   (void)(v1 == v2); // expected-note {{here}}
   (void)(v1 != v2); // expected-note {{here}}

diff  --git a/libcxx/test/std/utilities/variant/variant.variant/variant_array.fail.cpp b/libcxx/test/std/utilities/variant/variant.variant/variant_array.fail.cpp
index 471fa158ed57a..0c531d0e0f847 100644
--- a/libcxx/test/std/utilities/variant/variant.variant/variant_array.fail.cpp
+++ b/libcxx/test/std/utilities/variant/variant.variant/variant_array.fail.cpp
@@ -24,7 +24,7 @@
 
 int main(int, char**)
 {
-    // expected-error at variant:* 3 {{static assertion failed}}
+    // expected-error at variant:* 3 {{static_assert failed}}
     std::variant<int, int[]> v; // expected-note {{requested here}}
     std::variant<int, int[42]> v2; // expected-note {{requested here}}
     std::variant<int, int[][42]> v3; // expected-note {{requested here}}

diff  --git a/libcxx/test/std/utilities/variant/variant.variant/variant_empty.fail.cpp b/libcxx/test/std/utilities/variant/variant.variant/variant_empty.fail.cpp
index 3d985e09c49b5..e57a6c8f38ae5 100644
--- a/libcxx/test/std/utilities/variant/variant.variant/variant_empty.fail.cpp
+++ b/libcxx/test/std/utilities/variant/variant.variant/variant_empty.fail.cpp
@@ -19,7 +19,7 @@
 
 int main(int, char**)
 {
-    // expected-error at variant:* 1 {{static assertion failed}}
+    // expected-error at variant:* 1 {{static_assert failed}}
     std::variant<> v; // expected-note {{requested here}}
 
   return 0;

diff  --git a/libcxx/test/std/utilities/variant/variant.variant/variant_reference.fail.cpp b/libcxx/test/std/utilities/variant/variant.variant/variant_reference.fail.cpp
index 56b4e23dd2322..193db411ec702 100644
--- a/libcxx/test/std/utilities/variant/variant.variant/variant_reference.fail.cpp
+++ b/libcxx/test/std/utilities/variant/variant.variant/variant_reference.fail.cpp
@@ -19,7 +19,7 @@
 
 int main(int, char**)
 {
-    // expected-error at variant:* 3 {{static assertion failed}}
+    // expected-error at variant:* 3 {{static_assert failed}}
     std::variant<int, int&> v; // expected-note {{requested here}}
     std::variant<int, const int &> v2; // expected-note {{requested here}}
     std::variant<int, int&&> v3; // expected-note {{requested here}}

diff  --git a/libcxx/test/std/utilities/variant/variant.variant/variant_void.fail.cpp b/libcxx/test/std/utilities/variant/variant.variant/variant_void.fail.cpp
index 106f8af0ecd3b..ae7982069cd31 100644
--- a/libcxx/test/std/utilities/variant/variant.variant/variant_void.fail.cpp
+++ b/libcxx/test/std/utilities/variant/variant.variant/variant_void.fail.cpp
@@ -24,7 +24,7 @@
 
 int main(int, char**)
 {
-    // expected-error at variant:* 3 {{static assertion failed}}
+    // expected-error at variant:* 3 {{static_assert failed}}
     std::variant<int, void> v; // expected-note {{requested here}}
     std::variant<int, const void> v2; // expected-note {{requested here}}
     std::variant<const volatile void, int> v3; // expected-note {{requested here}}


        


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