[clang] f9910a2 - [OpenMP 60] Update parsing and semantic support for `nowait` clause to accept optional argument (#159628)

via cfe-commits cfe-commits at lists.llvm.org
Mon Oct 13 15:44:32 PDT 2025


Author: Fazlay Rabbi
Date: 2025-10-13T15:44:27-07:00
New Revision: f9910a22aea77442fba67160fe33273073f47c8c

URL: https://github.com/llvm/llvm-project/commit/f9910a22aea77442fba67160fe33273073f47c8c
DIFF: https://github.com/llvm/llvm-project/commit/f9910a22aea77442fba67160fe33273073f47c8c.diff

LOG: [OpenMP 60] Update parsing and semantic support for `nowait` clause to accept optional argument (#159628)

This PR enhances the OpenMP `nowait` clause implementation by adding
support for optional argument in both parsing and semantic analysis
phases.

Reference:
1. OpenMP 6.0 Specification, page 481

Added: 
    clang/test/OpenMP/nowait_ast_print.cpp

Modified: 
    clang/docs/OpenMPSupport.rst
    clang/docs/ReleaseNotes.rst
    clang/include/clang/AST/OpenMPClause.h
    clang/include/clang/AST/RecursiveASTVisitor.h
    clang/include/clang/Sema/SemaOpenMP.h
    clang/lib/AST/OpenMPClause.cpp
    clang/lib/AST/StmtProfile.cpp
    clang/lib/Parse/ParseOpenMP.cpp
    clang/lib/Sema/SemaOpenMP.cpp
    clang/lib/Sema/TreeTransform.h
    clang/lib/Serialization/ASTReader.cpp
    clang/lib/Serialization/ASTWriter.cpp
    clang/test/OpenMP/target_enter_data_nowait_messages.cpp
    clang/test/OpenMP/target_exit_data_nowait_messages.cpp
    clang/test/OpenMP/target_nowait_messages.cpp
    clang/test/OpenMP/target_parallel_for_nowait_messages.cpp
    clang/test/OpenMP/target_parallel_for_simd_nowait_messages.cpp
    clang/test/OpenMP/target_parallel_nowait_messages.cpp
    clang/test/OpenMP/target_simd_nowait_messages.cpp
    clang/test/OpenMP/target_teams_distribute_nowait_messages.cpp
    clang/test/OpenMP/target_teams_distribute_parallel_for_nowait_messages.cpp
    clang/test/OpenMP/target_teams_distribute_parallel_for_simd_nowait_messages.cpp
    clang/test/OpenMP/target_teams_distribute_simd_nowait_messages.cpp
    clang/test/OpenMP/target_teams_nowait_messages.cpp
    clang/test/OpenMP/target_update_nowait_messages.cpp
    clang/tools/libclang/CIndex.cpp
    llvm/include/llvm/Frontend/OpenMP/OMP.td

Removed: 
    


################################################################################
diff  --git a/clang/docs/OpenMPSupport.rst b/clang/docs/OpenMPSupport.rst
index cdb3b331a25e7..5c73e2486030e 100644
--- a/clang/docs/OpenMPSupport.rst
+++ b/clang/docs/OpenMPSupport.rst
@@ -505,7 +505,7 @@ implementation.
 +-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
 | pure directives in DO CONCURRENT                            |                           | :none:`unclaimed`         |                                                                          |
 +-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
-| Optional argument for all clauses                           | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
+| Optional argument for all clauses                           | :none:`partial`           | :none:`In Progress`       | Parse/Sema (nowait): https://github.com/llvm/llvm-project/pull/159628    |
 +-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
 | Function references for locator list items                  | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
 +-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+

diff  --git a/clang/docs/ReleaseNotes.rst b/clang/docs/ReleaseNotes.rst
index 1a4ec40479f56..db2b0f6fd5027 100644
--- a/clang/docs/ReleaseNotes.rst
+++ b/clang/docs/ReleaseNotes.rst
@@ -641,6 +641,8 @@ OpenMP Support
 - Added support for ``defaultmap`` directive implicit-behavior ``private``.
 - Added parsing and semantic analysis support for ``groupprivate`` directive.
 - Added support for 'omp fuse' directive.
+- Updated parsing and semantic analysis support for ``nowait`` clause to accept
+  optional argument in OpenMP >= 60.
 
 Improvements
 ^^^^^^^^^^^^

diff  --git a/clang/include/clang/AST/OpenMPClause.h b/clang/include/clang/AST/OpenMPClause.h
index 68d220a77b18c..bc791e46e7c92 100644
--- a/clang/include/clang/AST/OpenMPClause.h
+++ b/clang/include/clang/AST/OpenMPClause.h
@@ -2291,18 +2291,68 @@ class OMPOrderedClause final
 /// This represents 'nowait' clause in the '#pragma omp ...' directive.
 ///
 /// \code
-/// #pragma omp for nowait
+/// #pragma omp for nowait (cond)
 /// \endcode
-/// In this example directive '#pragma omp for' has 'nowait' clause.
-class OMPNowaitClause final : public OMPNoChildClause<llvm::omp::OMPC_nowait> {
+/// In this example directive '#pragma omp for' has simple 'nowait' clause with
+/// condition 'cond'.
+class OMPNowaitClause final : public OMPClause {
+  friend class OMPClauseReader;
+
+  /// Location of '('.
+  SourceLocation LParenLoc;
+
+  /// Condition of the 'nowait' clause.
+  Stmt *Condition = nullptr;
+
+  /// Set condition.
+  void setCondition(Expr *Cond) { Condition = Cond; }
+
 public:
-  /// Build 'nowait' clause.
+  /// Build 'nowait' clause with condition \a Cond.
   ///
+  /// \param Cond Condition of the clause.
   /// \param StartLoc Starting location of the clause.
+  /// \param LParenLoc Location of '('.
   /// \param EndLoc Ending location of the clause.
-  OMPNowaitClause(SourceLocation StartLoc = SourceLocation(),
-                  SourceLocation EndLoc = SourceLocation())
-      : OMPNoChildClause(StartLoc, EndLoc) {}
+  OMPNowaitClause(Expr *Cond, SourceLocation StartLoc, SourceLocation LParenLoc,
+                  SourceLocation EndLoc)
+      : OMPClause(llvm::omp::OMPC_nowait, StartLoc, EndLoc),
+        LParenLoc(LParenLoc), Condition(Cond) {}
+
+  /// Build an empty clause.
+  OMPNowaitClause()
+      : OMPClause(llvm::omp::OMPC_nowait, SourceLocation(), SourceLocation()) {}
+
+  /// Sets the location of '('.
+  void setLParenLoc(SourceLocation Loc) { LParenLoc = Loc; }
+
+  /// Returns the location of '('.
+  SourceLocation getLParenLoc() const { return LParenLoc; }
+
+  /// Returns condition.
+  Expr *getCondition() const { return cast_or_null<Expr>(Condition); }
+
+  child_range children() {
+    if (Condition)
+      return child_range(&Condition, &Condition + 1);
+    return child_range(child_iterator(), child_iterator());
+  }
+
+  const_child_range children() const {
+    if (Condition)
+      return const_child_range(&Condition, &Condition + 1);
+    return const_child_range(const_child_iterator(), const_child_iterator());
+  }
+
+  child_range used_children();
+  const_child_range used_children() const {
+    auto Children = const_cast<OMPNowaitClause *>(this)->used_children();
+    return const_child_range(Children.begin(), Children.end());
+  }
+
+  static bool classof(const OMPClause *T) {
+    return T->getClauseKind() == llvm::omp::OMPC_nowait;
+  }
 };
 
 /// This represents 'untied' clause in the '#pragma omp ...' directive.

diff  --git a/clang/include/clang/AST/RecursiveASTVisitor.h b/clang/include/clang/AST/RecursiveASTVisitor.h
index 7a2881f6124f3..c246c4ab458ba 100644
--- a/clang/include/clang/AST/RecursiveASTVisitor.h
+++ b/clang/include/clang/AST/RecursiveASTVisitor.h
@@ -3594,7 +3594,8 @@ bool RecursiveASTVisitor<Derived>::VisitOMPOrderedClause(OMPOrderedClause *C) {
 }
 
 template <typename Derived>
-bool RecursiveASTVisitor<Derived>::VisitOMPNowaitClause(OMPNowaitClause *) {
+bool RecursiveASTVisitor<Derived>::VisitOMPNowaitClause(OMPNowaitClause *C) {
+  TRY_TO(TraverseStmt(C->getCondition()));
   return true;
 }
 

diff  --git a/clang/include/clang/Sema/SemaOpenMP.h b/clang/include/clang/Sema/SemaOpenMP.h
index daf58b18a03cb..f9baeed03c347 100644
--- a/clang/include/clang/Sema/SemaOpenMP.h
+++ b/clang/include/clang/Sema/SemaOpenMP.h
@@ -1022,7 +1022,8 @@ class SemaOpenMP : public SemaBase {
                                SourceLocation EndLoc);
   /// Called on well-formed 'nowait' clause.
   OMPClause *ActOnOpenMPNowaitClause(SourceLocation StartLoc,
-                                     SourceLocation EndLoc);
+                                     SourceLocation EndLoc,
+                                     SourceLocation LParenLoc, Expr *Condition);
   /// Called on well-formed 'untied' clause.
   OMPClause *ActOnOpenMPUntiedClause(SourceLocation StartLoc,
                                      SourceLocation EndLoc);

diff  --git a/clang/lib/AST/OpenMPClause.cpp b/clang/lib/AST/OpenMPClause.cpp
index 2ce4419940e52..791df7ee1c3d4 100644
--- a/clang/lib/AST/OpenMPClause.cpp
+++ b/clang/lib/AST/OpenMPClause.cpp
@@ -309,6 +309,12 @@ OMPClause::child_range OMPIfClause::used_children() {
   return child_range(&Condition, &Condition + 1);
 }
 
+OMPClause::child_range OMPNowaitClause::used_children() {
+  if (Condition)
+    return child_range(&Condition, &Condition + 1);
+  return children();
+}
+
 OMPClause::child_range OMPGrainsizeClause::used_children() {
   if (Stmt **C = getAddrOfExprAsWritten(getPreInitStmt()))
     return child_range(C, C + 1);
@@ -2113,8 +2119,13 @@ void OMPClausePrinter::VisitOMPOrderedClause(OMPOrderedClause *Node) {
   }
 }
 
-void OMPClausePrinter::VisitOMPNowaitClause(OMPNowaitClause *) {
+void OMPClausePrinter::VisitOMPNowaitClause(OMPNowaitClause *Node) {
   OS << "nowait";
+  if (auto *Cond = Node->getCondition()) {
+    OS << "(";
+    Cond->printPretty(OS, nullptr, Policy, 0);
+    OS << ")";
+  }
 }
 
 void OMPClausePrinter::VisitOMPUntiedClause(OMPUntiedClause *) {

diff  --git a/clang/lib/AST/StmtProfile.cpp b/clang/lib/AST/StmtProfile.cpp
index 3cd033e73800f..05b64ccda0d01 100644
--- a/clang/lib/AST/StmtProfile.cpp
+++ b/clang/lib/AST/StmtProfile.cpp
@@ -585,7 +585,10 @@ void OMPClauseProfiler::VisitOMPOrderedClause(const OMPOrderedClause *C) {
     Profiler->VisitStmt(Num);
 }
 
-void OMPClauseProfiler::VisitOMPNowaitClause(const OMPNowaitClause *) {}
+void OMPClauseProfiler::VisitOMPNowaitClause(const OMPNowaitClause *C) {
+  if (C->getCondition())
+    Profiler->VisitStmt(C->getCondition());
+}
 
 void OMPClauseProfiler::VisitOMPUntiedClause(const OMPUntiedClause *) {}
 

diff  --git a/clang/lib/Parse/ParseOpenMP.cpp b/clang/lib/Parse/ParseOpenMP.cpp
index 04f29c83dd457..25199c739ace9 100644
--- a/clang/lib/Parse/ParseOpenMP.cpp
+++ b/clang/lib/Parse/ParseOpenMP.cpp
@@ -3311,7 +3311,11 @@ OMPClause *Parser::ParseOpenMPClause(OpenMPDirectiveKind DKind,
       ErrorFound = true;
     }
 
-    Clause = ParseOpenMPClause(CKind, WrongDirective);
+    if (CKind == OMPC_nowait && PP.LookAhead(/*N=*/0).is(tok::l_paren) &&
+        getLangOpts().OpenMP >= 60)
+      Clause = ParseOpenMPSingleExprClause(CKind, WrongDirective);
+    else
+      Clause = ParseOpenMPClause(CKind, WrongDirective);
     break;
   case OMPC_self_maps:
     // OpenMP [6.0, self_maps clause]

diff  --git a/clang/lib/Sema/SemaOpenMP.cpp b/clang/lib/Sema/SemaOpenMP.cpp
index 0fa21e89b1236..5b5b1b685e153 100644
--- a/clang/lib/Sema/SemaOpenMP.cpp
+++ b/clang/lib/Sema/SemaOpenMP.cpp
@@ -16491,6 +16491,9 @@ OMPClause *SemaOpenMP::ActOnOpenMPSingleExprClause(OpenMPClauseKind Kind,
   case OMPC_ordered:
     Res = ActOnOpenMPOrderedClause(StartLoc, EndLoc, LParenLoc, Expr);
     break;
+  case OMPC_nowait:
+    Res = ActOnOpenMPNowaitClause(StartLoc, EndLoc, LParenLoc, Expr);
+    break;
   case OMPC_priority:
     Res = ActOnOpenMPPriorityClause(Expr, StartLoc, LParenLoc, EndLoc);
     break;
@@ -16546,7 +16549,6 @@ OMPClause *SemaOpenMP::ActOnOpenMPSingleExprClause(OpenMPClauseKind Kind,
   case OMPC_aligned:
   case OMPC_copyin:
   case OMPC_copyprivate:
-  case OMPC_nowait:
   case OMPC_untied:
   case OMPC_mergeable:
   case OMPC_threadprivate:
@@ -17955,7 +17957,9 @@ OMPClause *SemaOpenMP::ActOnOpenMPClause(OpenMPClauseKind Kind,
     Res = ActOnOpenMPOrderedClause(StartLoc, EndLoc);
     break;
   case OMPC_nowait:
-    Res = ActOnOpenMPNowaitClause(StartLoc, EndLoc);
+    Res = ActOnOpenMPNowaitClause(StartLoc, EndLoc,
+                                  /*LParenLoc=*/SourceLocation(),
+                                  /*Condition=*/nullptr);
     break;
   case OMPC_untied:
     Res = ActOnOpenMPUntiedClause(StartLoc, EndLoc);
@@ -18107,9 +18111,24 @@ OMPClause *SemaOpenMP::ActOnOpenMPClause(OpenMPClauseKind Kind,
 }
 
 OMPClause *SemaOpenMP::ActOnOpenMPNowaitClause(SourceLocation StartLoc,
-                                               SourceLocation EndLoc) {
+                                               SourceLocation EndLoc,
+                                               SourceLocation LParenLoc,
+                                               Expr *Condition) {
+  Expr *ValExpr = Condition;
+  if (Condition && LParenLoc.isValid()) {
+    if (!Condition->isValueDependent() && !Condition->isTypeDependent() &&
+        !Condition->isInstantiationDependent() &&
+        !Condition->containsUnexpandedParameterPack()) {
+      ExprResult Val = SemaRef.CheckBooleanCondition(StartLoc, Condition);
+      if (Val.isInvalid())
+        return nullptr;
+
+      ValExpr = Val.get();
+    }
+  }
   DSAStack->setNowaitRegion();
-  return new (getASTContext()) OMPNowaitClause(StartLoc, EndLoc);
+  return new (getASTContext())
+      OMPNowaitClause(ValExpr, StartLoc, LParenLoc, EndLoc);
 }
 
 OMPClause *SemaOpenMP::ActOnOpenMPUntiedClause(SourceLocation StartLoc,

diff  --git a/clang/lib/Sema/TreeTransform.h b/clang/lib/Sema/TreeTransform.h
index 0dcfe0ecbad47..04a5e4b4ef90d 100644
--- a/clang/lib/Sema/TreeTransform.h
+++ b/clang/lib/Sema/TreeTransform.h
@@ -1865,6 +1865,17 @@ class TreeTransform {
                                                        LParenLoc, Num);
   }
 
+  /// Build a new OpenMP 'nowait' clause.
+  ///
+  /// By default, performs semantic analysis to build the new OpenMP clause.
+  /// Subclasses may override this routine to provide 
diff erent behavior.
+  OMPClause *RebuildOMPNowaitClause(Expr *Condition, SourceLocation StartLoc,
+                                    SourceLocation LParenLoc,
+                                    SourceLocation EndLoc) {
+    return getSema().OpenMP().ActOnOpenMPNowaitClause(StartLoc, EndLoc,
+                                                      LParenLoc, Condition);
+  }
+
   /// Build a new OpenMP 'private' clause.
   ///
   /// By default, performs semantic analysis to build the new OpenMP clause.
@@ -10612,8 +10623,14 @@ TreeTransform<Derived>::TransformOMPDetachClause(OMPDetachClause *C) {
 template <typename Derived>
 OMPClause *
 TreeTransform<Derived>::TransformOMPNowaitClause(OMPNowaitClause *C) {
-  // No need to rebuild this clause, no template-dependent parameters.
-  return C;
+  ExprResult Cond;
+  if (auto *Condition = C->getCondition()) {
+    Cond = getDerived().TransformExpr(Condition);
+    if (Cond.isInvalid())
+      return nullptr;
+  }
+  return getDerived().RebuildOMPNowaitClause(Cond.get(), C->getBeginLoc(),
+                                             C->getLParenLoc(), C->getEndLoc());
 }
 
 template <typename Derived>

diff  --git a/clang/lib/Serialization/ASTReader.cpp b/clang/lib/Serialization/ASTReader.cpp
index ff6bbf97704a5..32f7a0ef50bc2 100644
--- a/clang/lib/Serialization/ASTReader.cpp
+++ b/clang/lib/Serialization/ASTReader.cpp
@@ -11688,7 +11688,10 @@ void OMPClauseReader::VisitOMPDetachClause(OMPDetachClause *C) {
   C->setLParenLoc(Record.readSourceLocation());
 }
 
-void OMPClauseReader::VisitOMPNowaitClause(OMPNowaitClause *) {}
+void OMPClauseReader::VisitOMPNowaitClause(OMPNowaitClause *C) {
+  C->setCondition(Record.readSubExpr());
+  C->setLParenLoc(Record.readSourceLocation());
+}
 
 void OMPClauseReader::VisitOMPUntiedClause(OMPUntiedClause *) {}
 

diff  --git a/clang/lib/Serialization/ASTWriter.cpp b/clang/lib/Serialization/ASTWriter.cpp
index 82ccde84de37d..377e3966874f3 100644
--- a/clang/lib/Serialization/ASTWriter.cpp
+++ b/clang/lib/Serialization/ASTWriter.cpp
@@ -7942,7 +7942,10 @@ void OMPClauseWriter::VisitOMPOrderedClause(OMPOrderedClause *C) {
   Record.AddSourceLocation(C->getLParenLoc());
 }
 
-void OMPClauseWriter::VisitOMPNowaitClause(OMPNowaitClause *) {}
+void OMPClauseWriter::VisitOMPNowaitClause(OMPNowaitClause *C) {
+  Record.AddStmt(C->getCondition());
+  Record.AddSourceLocation(C->getLParenLoc());
+}
 
 void OMPClauseWriter::VisitOMPUntiedClause(OMPUntiedClause *) {}
 

diff  --git a/clang/test/OpenMP/nowait_ast_print.cpp b/clang/test/OpenMP/nowait_ast_print.cpp
new file mode 100644
index 0000000000000..df0a77c4fe832
--- /dev/null
+++ b/clang/test/OpenMP/nowait_ast_print.cpp
@@ -0,0 +1,55 @@
+// Check no warnings/errors
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fopenmp -fopenmp-version=60 -fsyntax-only -verify %s
+// expected-no-diagnostics
+
+// Check AST and unparsing
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fopenmp -fopenmp-version=60 -ast-dump  %s | FileCheck %s --check-prefix=DUMP
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fopenmp -fopenmp-version=60 -ast-print %s | FileCheck %s --check-prefix=PRINT
+
+// Check same results after serialization round-trip
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fopenmp -fopenmp-version=60 -emit-pch -o %t %s
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fopenmp -fopenmp-version=60 -include-pch %t -ast-dump-all %s | FileCheck %s --check-prefix=DUMP
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fopenmp -fopenmp-version=60 -include-pch %t -ast-print    %s | FileCheck %s --check-prefix=PRINT
+
+#ifndef HEADER
+#define HEADER
+
+void nowait() {
+  int A=1;
+
+  // DUMP: OMPTargetDirective
+  // DUMP-NEXT: OMPNowaitClause
+  // PRINT: #pragma omp target nowait
+  #pragma omp target nowait
+  {
+  }
+
+  // DUMP: OMPTargetDirective
+  // DUMP-NEXT: OMPNowaitClause
+  // DUMP-NEXT: XXBoolLiteralExpr {{.*}} 'bool' false
+  // PRINT: #pragma omp target nowait(false)
+  #pragma omp target nowait(false)
+  {
+  }
+
+  // DUMP: OMPTargetDirective
+  // DUMP-NEXT: OMPNowaitClause
+  // DUMP-NEXT: XXBoolLiteralExpr {{.*}} 'bool' true
+  // PRINT: #pragma omp target nowait(true)
+  #pragma omp target nowait(true)
+  {
+  }
+
+  // DUMP: OMPTargetDirective
+  // DUMP-NEXT: OMPNowaitClause
+  // DUMP-NEXT: BinaryOperator {{.*}} 'bool' '>'
+  // DUMP-NEXT: ImplicitCastExpr {{.*}} 'int' <LValueToRValue>
+  // DUMP-NEXT: DeclRefExpr {{.*}} 'int' lvalue Var {{.*}} 'A' 'int'
+  // DUMP-NEXT: IntegerLiteral {{.*}} 'int' 5
+  // PRINT: #pragma omp target nowait(A > 5)
+  #pragma omp target nowait(A>5)
+  {
+  }
+
+}
+#endif

diff  --git a/clang/test/OpenMP/target_enter_data_nowait_messages.cpp b/clang/test/OpenMP/target_enter_data_nowait_messages.cpp
index ba5eaf1d2214a..8c7d23606e606 100644
--- a/clang/test/OpenMP/target_enter_data_nowait_messages.cpp
+++ b/clang/test/OpenMP/target_enter_data_nowait_messages.cpp
@@ -1,6 +1,12 @@
-// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -verify -fopenmp -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=45 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=51 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=52 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=60 -verify=expected,omp-60-and-later   -ferror-limit 100 -o - %s -Wuninitialized
 
-// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -verify -fopenmp-simd -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=45 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=51 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=52 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=60 -verify=expected,omp-60-and-later    -ferror-limit 100 -o - %s -Wuninitialized
 
 int main(int argc, char **argv) {
   int i;
@@ -13,19 +19,27 @@ int main(int argc, char **argv) {
   {}
   #pragma omp target enter nowait data map(to: i) // expected-error {{expected an OpenMP directive}}
   {}
-  #pragma omp target enter data nowait() map(to: i) // expected-warning {{extra tokens at the end of '#pragma omp target enter data' are ignored}} expected-error {{expected at least one 'map' clause for '#pragma omp target enter data'}}
+  #pragma omp target enter data map(to: i) nowait() // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target enter data' are ignored}} omp-60-and-later-error {{expected expression}}
   {}
-  #pragma omp target enter data map(to: i) nowait( // expected-warning {{extra tokens at the end of '#pragma omp target enter data' are ignored}}
+  #pragma omp target enter data map(to: i) nowait( // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target enter data' are ignored}} omp-60-and-later-error {{expected expression}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
   {}
-  #pragma omp target enter data map(to: i) nowait (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target enter data' are ignored}}
+  #pragma omp target enter data map(to: i) nowait (argc)) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target enter data' are ignored}} omp-60-and-later-warning {{extra tokens at the end of '#pragma omp target_enter_data' are ignored}}
   {}
   #pragma omp target enter data map(to: i) nowait device (-10u)
   {}
-  #pragma omp target enter data map(to: i) nowait (3.14) device (-10u) // expected-warning {{extra tokens at the end of '#pragma omp target enter data' are ignored}}
+  #pragma omp target enter data map(to: i) nowait (3.14) device (-10u) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target enter data' are ignored}}
   {}
-  #pragma omp target enter data map(to: i) nowait nowait // expected-error {{directive '#pragma omp target enter data' cannot contain more than one 'nowait' clause}}
+  #pragma omp target enter data map(to: i) nowait (argc>> i) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target enter data' are ignored}}
   {}
-  #pragma omp target enter data nowait map(to: i) nowait // expected-error {{directive '#pragma omp target enter data' cannot contain more than one 'nowait' clause}}
+  #pragma omp target enter data map(to: i) nowait (argv[1] = 2) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target enter data' are ignored}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
+  {}
+  #pragma omp target enter data map(to: i) nowait (argc > 0 ? argv[1] : argv[2]) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target enter data' are ignored}}
+  {}
+  #pragma omp target enter data map(to: i) nowait (S1) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target enter data' are ignored}} omp-60-and-later-error {{use of undeclared identifier 'S1'}}
+  {}
+  #pragma omp target enter data map(to: i) nowait nowait // omp-52-and-earlier-error {{directive '#pragma omp target enter data' cannot contain more than one 'nowait' clause}} omp-60-and-later-error {{directive '#pragma omp target_enter_data' cannot contain more than one 'nowait' clause}}
+  {}
+  #pragma omp target enter data nowait map(to: i) nowait // omp-52-and-earlier-error {{directive '#pragma omp target enter data' cannot contain more than one 'nowait' clause}} omp-60-and-later-error {{directive '#pragma omp target_enter_data' cannot contain more than one 'nowait' clause}}
   {}
   return 0;
 }

diff  --git a/clang/test/OpenMP/target_exit_data_nowait_messages.cpp b/clang/test/OpenMP/target_exit_data_nowait_messages.cpp
index 307e2c34b27fb..a8e7925cc23e1 100644
--- a/clang/test/OpenMP/target_exit_data_nowait_messages.cpp
+++ b/clang/test/OpenMP/target_exit_data_nowait_messages.cpp
@@ -1,6 +1,10 @@
-// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -verify -fopenmp -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=51 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=52 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=60 -verify=expected,omp-60-and-later   -ferror-limit 100 -o - %s -Wuninitialized
 
-// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -verify -fopenmp-simd -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=51 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=52 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=60 -verify=expected,omp-60-and-later    -ferror-limit 100 -o - %s -Wuninitialized
 
 int main(int argc, char **argv) {
   int i;
@@ -8,12 +12,16 @@ int main(int argc, char **argv) {
   #pragma omp nowait target exit data map(from: i) // expected-error {{expected an OpenMP directive}}
   #pragma omp target nowait exit data map(from: i) // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
   #pragma omp target exit nowait data map(from: i) // expected-error {{expected an OpenMP directive}}
-  #pragma omp target exit data nowait() map(from: i) // expected-warning {{extra tokens at the end of '#pragma omp target exit data' are ignored}} expected-error {{expected at least one 'map' clause for '#pragma omp target exit data'}}
-  #pragma omp target exit data map(from: i) nowait( // expected-warning {{extra tokens at the end of '#pragma omp target exit data' are ignored}}
-  #pragma omp target exit data map(from: i) nowait (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target exit data' are ignored}}
+  #pragma omp target exit data map(from: i) nowait() // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target exit data' are ignored}} omp-60-and-later-error {{expected expression}}
+  #pragma omp target exit data map(from: i) nowait( // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target exit data' are ignored}} omp-60-and-later-error {{expected expression}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
+  #pragma omp target exit data map(from: i) nowait (argc)) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target exit data' are ignored}} omp-60-and-later-warning {{extra tokens at the end of '#pragma omp target_exit_data' are ignored}}
   #pragma omp target exit data map(from: i) nowait device (-10u)
-  #pragma omp target exit data map(from: i) nowait (3.14) device (-10u) // expected-warning {{extra tokens at the end of '#pragma omp target exit data' are ignored}}
-  #pragma omp target exit data map(from: i) nowait nowait // expected-error {{directive '#pragma omp target exit data' cannot contain more than one 'nowait' clause}}
-  #pragma omp target exit data nowait map(from: i) nowait // expected-error {{directive '#pragma omp target exit data' cannot contain more than one 'nowait' clause}}
+  #pragma omp target exit data map(from: i) nowait (3.14) device (-10u) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target exit data' are ignored}}
+  #pragma omp target exit data map(from: i) nowait (argc>> i) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target exit data' are ignored}}
+  #pragma omp target exit data map(from: i) nowait (argv[1] = 2) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target exit data' are ignored}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
+  #pragma omp target exit data map(from: i) nowait (argc > 0 ? argv[1] : argv[2]) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target exit data' are ignored}}
+  #pragma omp target exit data map(from: i) nowait (S1) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target exit data' are ignored}} omp-60-and-later-error {{use of undeclared identifier 'S1'}}
+  #pragma omp target exit data map(from: i) nowait nowait // omp-52-and-earlier-error {{directive '#pragma omp target exit data' cannot contain more than one 'nowait' clause}} omp-60-and-later-error {{directive '#pragma omp target_exit_data' cannot contain more than one 'nowait' clause}}
+  #pragma omp target exit data nowait map(from: i) nowait // omp-52-and-earlier-error {{directive '#pragma omp target exit data' cannot contain more than one 'nowait' clause}} omp-60-and-later-error {{directive '#pragma omp target_exit_data' cannot contain more than one 'nowait' clause}}
   return 0;
 }

diff  --git a/clang/test/OpenMP/target_nowait_messages.cpp b/clang/test/OpenMP/target_nowait_messages.cpp
index 6b8a1f4d0ac47..d3690f33f21b0 100644
--- a/clang/test/OpenMP/target_nowait_messages.cpp
+++ b/clang/test/OpenMP/target_nowait_messages.cpp
@@ -1,18 +1,33 @@
-// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -verify -fopenmp -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=45 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=51 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=52 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=60 -verify=expected,omp-60-and-later   -ferror-limit 100 -o - %s -Wuninitialized
 
-// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -verify -fopenmp-simd -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=45 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=51 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=52 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=60 -verify=expected,omp-60-and-later    -ferror-limit 100 -o - %s -Wuninitialized
 
 void foo() {
 }
 
 int main(int argc, char **argv) {
-  #pragma omp target nowait( // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
+  int i;
+  #pragma omp target nowait( // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target' are ignored}} omp-60-and-later-error {{expected expression}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
   foo();
   #pragma omp target nowait (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
   foo();
   #pragma omp target nowait device (-10u)
   foo();
-  #pragma omp target nowait (3.14) device (-10u) // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
+  #pragma omp target nowait (3.14) device (-10u) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
+  foo();
+  #pragma omp target nowait (argc>> i) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
+  foo();
+  #pragma omp target nowait (argv[1] = 2) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target' are ignored}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
+  foo();
+  #pragma omp target nowait (argc > 0 ? argv[1] : argv[2]) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
+  foo();
+  #pragma omp target nowait (S1) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target' are ignored}} omp-60-and-later-error {{use of undeclared identifier 'S1'}}
   foo();
 
   return 0;

diff  --git a/clang/test/OpenMP/target_parallel_for_nowait_messages.cpp b/clang/test/OpenMP/target_parallel_for_nowait_messages.cpp
index 2f88c6581d4f2..6a0cdd733e562 100644
--- a/clang/test/OpenMP/target_parallel_for_nowait_messages.cpp
+++ b/clang/test/OpenMP/target_parallel_for_nowait_messages.cpp
@@ -1,19 +1,31 @@
-// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -verify -fopenmp -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=51 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=52 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=60 -verify=expected,omp-60-and-later   -ferror-limit 100 -o - %s -Wuninitialized
 
-// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -verify -fopenmp-simd -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=51 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=52 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=60 -verify=expected,omp-60-and-later    -ferror-limit 100 -o - %s -Wuninitialized
 
 void foo() {
 }
 
 int main(int argc, char **argv) {
-  int i;
-  #pragma omp target parallel for nowait( // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
+  int i, z;
+  #pragma omp target parallel for nowait( // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}} omp-60-and-later-error {{expected expression}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
   for (i = 0; i < argc; ++i) foo();
   #pragma omp target parallel for nowait (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
   for (i = 0; i < argc; ++i) foo();
   #pragma omp target parallel for nowait device (-10u)
   for (i = 0; i < argc; ++i) foo();
-  #pragma omp target parallel for nowait (3.14) device (-10u) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
+  #pragma omp target parallel for nowait (3.14) device (-10u) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target parallel for nowait (argc>> z) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target parallel for nowait (argv[1] = 2) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target parallel for nowait (argc > 0 ? argv[1] : argv[2]) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target parallel for nowait (S1) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}} omp-60-and-later-error {{use of undeclared identifier 'S1'}}
   for (i = 0; i < argc; ++i) foo();
 
   return 0;

diff  --git a/clang/test/OpenMP/target_parallel_for_simd_nowait_messages.cpp b/clang/test/OpenMP/target_parallel_for_simd_nowait_messages.cpp
index 4220bfea3ee3f..4df04a0fef828 100644
--- a/clang/test/OpenMP/target_parallel_for_simd_nowait_messages.cpp
+++ b/clang/test/OpenMP/target_parallel_for_simd_nowait_messages.cpp
@@ -1,19 +1,31 @@
-// RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=51 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=52 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=60 -verify=expected,omp-60-and-later   -ferror-limit 100 -o - %s -Wuninitialized
 
-// RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=51 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=52 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=60 -verify=expected,omp-60-and-later    -ferror-limit 100 -o - %s -Wuninitialized
 
 void foo() {
 }
 
 int main(int argc, char **argv) {
-  int i;
-  #pragma omp target parallel for simd nowait( // expected-warning {{extra tokens at the end of '#pragma omp target parallel for simd' are ignored}}
+  int i, z;
+  #pragma omp target parallel for simd nowait( // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel for simd' are ignored}} omp-60-and-later-error {{expected expression}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
   for (i = 0; i < argc; ++i) foo();
   #pragma omp target parallel for simd nowait (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for simd' are ignored}}
   for (i = 0; i < argc; ++i) foo();
   #pragma omp target parallel for simd nowait device (-10u)
   for (i = 0; i < argc; ++i) foo();
-  #pragma omp target parallel for simd nowait (3.14) device (-10u) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for simd' are ignored}}
+  #pragma omp target parallel for simd nowait (3.14) device (-10u) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel for simd' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target parallel for simd nowait (argc>> z) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel for simd' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target parallel for simd nowait (argv[1] = 2) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel for simd' are ignored}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target parallel for simd nowait (argc > 0 ? argv[1] : argv[2]) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel for simd' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target parallel for simd nowait (S1) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel for simd' are ignored}} omp-60-and-later-error {{use of undeclared identifier 'S1'}}
   for (i = 0; i < argc; ++i) foo();
 
   return 0;

diff  --git a/clang/test/OpenMP/target_parallel_nowait_messages.cpp b/clang/test/OpenMP/target_parallel_nowait_messages.cpp
index 3e285fca3aee1..f8f43cc048e71 100644
--- a/clang/test/OpenMP/target_parallel_nowait_messages.cpp
+++ b/clang/test/OpenMP/target_parallel_nowait_messages.cpp
@@ -1,18 +1,31 @@
-// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -verify -fopenmp -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=51 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=52 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=60 -verify=expected,omp-60-and-later   -ferror-limit 100 -o - %s -Wuninitialized
 
-// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -verify -fopenmp-simd -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=51 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=52 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=60 -verify=expected,omp-60-and-later    -ferror-limit 100 -o - %s -Wuninitialized
 
 void foo() {
 }
 
 int main(int argc, char **argv) {
-  #pragma omp target parallel nowait( // expected-warning {{extra tokens at the end of '#pragma omp target parallel' are ignored}}
-  foo();
+  int z;
+  #pragma omp target parallel nowait( // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel' are ignored}} omp-60-and-later-error {{expected expression}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
+    foo();
   #pragma omp target parallel nowait (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel' are ignored}}
   foo();
   #pragma omp target parallel nowait device (-10u)
   foo();
-  #pragma omp target parallel nowait (3.14) device (-10u) // expected-warning {{extra tokens at the end of '#pragma omp target parallel' are ignored}}
+  #pragma omp target parallel nowait (3.14) device (-10u) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel' are ignored}}
+  foo();
+  #pragma omp target parallel nowait (argc>> z) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel' are ignored}}
+  foo();
+  #pragma omp target parallel nowait (argv[1] = 2) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel' are ignored}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
+  foo();
+  #pragma omp target parallel nowait (argc > 0 ? argv[1] : argv[2]) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel' are ignored}}
+  foo();
+  #pragma omp target parallel nowait (S1) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target parallel' are ignored}} omp-60-and-later-error {{use of undeclared identifier 'S1'}}
   foo();
 
   return 0;

diff  --git a/clang/test/OpenMP/target_simd_nowait_messages.cpp b/clang/test/OpenMP/target_simd_nowait_messages.cpp
index 1aee110969489..4920168ef487e 100644
--- a/clang/test/OpenMP/target_simd_nowait_messages.cpp
+++ b/clang/test/OpenMP/target_simd_nowait_messages.cpp
@@ -1,19 +1,33 @@
-// RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=45 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=51 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=52 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=60 -verify=expected,omp-60-and-later   -ferror-limit 100 -o - %s -Wuninitialized
 
-// RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=45 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=51 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=52 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=60 -verify=expected,omp-60-and-later    -ferror-limit 100 -o - %s -Wuninitialized
 
 void foo() {
 }
 
 int main(int argc, char **argv) {
-  int i;
-  #pragma omp target simd nowait( // expected-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}}
+  int i, z;
+  #pragma omp target simd nowait( // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}} omp-60-and-later-error {{expected expression}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
   for (i = 0; i < argc; ++i) foo();
   #pragma omp target simd nowait (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}}
   for (i = 0; i < argc; ++i) foo();
   #pragma omp target simd nowait device (-10u)
   for (i = 0; i < argc; ++i) foo();
-  #pragma omp target simd nowait (3.14) device (-10u) // expected-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}}
+  #pragma omp target simd nowait (3.14) device (-10u) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target simd nowait (argc>> z) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target simd nowait (argv[1] = 2) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target simd nowait (argc > 0 ? argv[1] : argv[2]) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target simd nowait (S1) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}} omp-60-and-later-error {{use of undeclared identifier 'S1'}}
   for (i = 0; i < argc; ++i) foo();
 
   return 0;

diff  --git a/clang/test/OpenMP/target_teams_distribute_nowait_messages.cpp b/clang/test/OpenMP/target_teams_distribute_nowait_messages.cpp
index 75bab8001bfb7..6517631d542f0 100644
--- a/clang/test/OpenMP/target_teams_distribute_nowait_messages.cpp
+++ b/clang/test/OpenMP/target_teams_distribute_nowait_messages.cpp
@@ -1,19 +1,33 @@
-// RUN: %clang_cc1 -verify -fopenmp -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=45 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=51 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=52 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=60 -verify=expected,omp-60-and-later   -ferror-limit 100 -o - %s -Wuninitialized
 
-// RUN: %clang_cc1 -verify -fopenmp-simd -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=45 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=51 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=52 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=60 -verify=expected,omp-60-and-later    -ferror-limit 100 -o - %s -Wuninitialized
 
 void foo() {
 }
 
 int main(int argc, char **argv) {
-  int i;
-#pragma omp target teams distribute nowait( // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute' are ignored}}
+  int i, z;
+#pragma omp target teams distribute nowait( // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute' are ignored}} omp-60-and-later-error {{expected expression}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
   for (i = 0; i < argc; ++i) foo();
 #pragma omp target teams distribute nowait (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute' are ignored}}
   for (i = 0; i < argc; ++i) foo();
 #pragma omp target teams distribute nowait device (-10u)
   for (i = 0; i < argc; ++i) foo();
-#pragma omp target teams distribute nowait (3.14) device (-10u) // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute' are ignored}}
+#pragma omp target teams distribute nowait (3.14) device (-10u) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute nowait (argc>> z) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute nowait (argv[1] = 2) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute' are ignored}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute nowait (argc > 0 ? argv[1] : argv[2]) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute nowait (S1) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute' are ignored}} omp-60-and-later-error {{use of undeclared identifier 'S1'}}
   for (i = 0; i < argc; ++i) foo();
 
   return 0;

diff  --git a/clang/test/OpenMP/target_teams_distribute_parallel_for_nowait_messages.cpp b/clang/test/OpenMP/target_teams_distribute_parallel_for_nowait_messages.cpp
index f6b6061dd42b7..0e72618ae2b3a 100644
--- a/clang/test/OpenMP/target_teams_distribute_parallel_for_nowait_messages.cpp
+++ b/clang/test/OpenMP/target_teams_distribute_parallel_for_nowait_messages.cpp
@@ -1,19 +1,33 @@
-// RUN: %clang_cc1 -fsyntax-only -verify -fopenmp %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=45 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=51 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=52 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=60 -verify=expected,omp-60-and-later   -ferror-limit 100 -o - %s -Wuninitialized
 
-// RUN: %clang_cc1 -fsyntax-only -verify -fopenmp-simd %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=45 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=51 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=52 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=60 -verify=expected,omp-60-and-later    -ferror-limit 100 -o - %s -Wuninitialized
 
 void foo() {
 }
 
 int main(int argc, char **argv) {
-  int i;
-#pragma omp target teams distribute parallel for nowait( // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for' are ignored}}
+  int i, z;
+#pragma omp target teams distribute parallel for nowait( // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for' are ignored}} omp-60-and-later-error {{expected expression}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
   for (i = 0; i < argc; ++i) foo();
 #pragma omp target teams distribute parallel for nowait (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for' are ignored}}
   for (i = 0; i < argc; ++i) foo();
 #pragma omp target teams distribute parallel for nowait device (-10u)
   for (i = 0; i < argc; ++i) foo();
-#pragma omp target teams distribute parallel for nowait (3.14) device (-10u) // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for' are ignored}}
+#pragma omp target teams distribute parallel for nowait (3.14) device (-10u) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for nowait (argc>> z) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for nowait (argv[1] = 2) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for' are ignored}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for nowait (argc > 0 ? argv[1] : argv[2]) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for nowait (S1) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for' are ignored}} omp-60-and-later-error {{use of undeclared identifier 'S1'}}
   for (i = 0; i < argc; ++i) foo();
 
   return 0;

diff  --git a/clang/test/OpenMP/target_teams_distribute_parallel_for_simd_nowait_messages.cpp b/clang/test/OpenMP/target_teams_distribute_parallel_for_simd_nowait_messages.cpp
index 0f13d35c06717..f1f6c42fa5d23 100644
--- a/clang/test/OpenMP/target_teams_distribute_parallel_for_simd_nowait_messages.cpp
+++ b/clang/test/OpenMP/target_teams_distribute_parallel_for_simd_nowait_messages.cpp
@@ -1,19 +1,33 @@
-// RUN: %clang_cc1 -fsyntax-only -verify -fopenmp %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=45 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=51 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=52 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=60 -verify=expected,omp-60-and-later   -ferror-limit 100 -o - %s -Wuninitialized
 
-// RUN: %clang_cc1 -fsyntax-only -verify -fopenmp-simd %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=45 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=51 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=52 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=60 -verify=expected,omp-60-and-later    -ferror-limit 100 -o - %s -Wuninitialized
 
 void foo() {
 }
 
 int main(int argc, char **argv) {
-  int i;
-#pragma omp target teams distribute parallel for simd nowait( // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for simd' are ignored}}
+  int i, z;
+#pragma omp target teams distribute parallel for simd nowait( // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for simd' are ignored}} omp-60-and-later-error {{expected expression}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
   for (i = 0; i < argc; ++i) foo();
 #pragma omp target teams distribute parallel for simd nowait (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for simd' are ignored}}
   for (i = 0; i < argc; ++i) foo();
 #pragma omp target teams distribute parallel for simd nowait device (-10u)
   for (i = 0; i < argc; ++i) foo();
-#pragma omp target teams distribute parallel for simd nowait (3.14) device (-10u) // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for simd' are ignored}}
+#pragma omp target teams distribute parallel for simd nowait (3.14) device (-10u) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for simd' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for simd nowait (argc>> z) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for simd' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for simd nowait (argv[1] = 2) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for simd' are ignored}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for simd nowait (argc > 0 ? argv[1] : argv[2]) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for simd' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for simd nowait (S1) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for simd' are ignored}} omp-60-and-later-error {{use of undeclared identifier 'S1'}}
   for (i = 0; i < argc; ++i) foo();
 
   return 0;

diff  --git a/clang/test/OpenMP/target_teams_distribute_simd_nowait_messages.cpp b/clang/test/OpenMP/target_teams_distribute_simd_nowait_messages.cpp
index 1a9d0b5a51625..7f60427d8d223 100644
--- a/clang/test/OpenMP/target_teams_distribute_simd_nowait_messages.cpp
+++ b/clang/test/OpenMP/target_teams_distribute_simd_nowait_messages.cpp
@@ -1,19 +1,33 @@
-// RUN: %clang_cc1 -fsyntax-only -verify -fopenmp %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=45 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=51 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=52 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=60 -verify=expected,omp-60-and-later   -ferror-limit 100 -o - %s -Wuninitialized
 
-// RUN: %clang_cc1 -fsyntax-only -verify -fopenmp-simd %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=45 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=51 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=52 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=60 -verify=expected,omp-60-and-later    -ferror-limit 100 -o - %s -Wuninitialized
 
 void foo() {
 }
 
 int main(int argc, char **argv) {
-  int i;
-#pragma omp target teams distribute simd nowait( // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute simd' are ignored}}
+  int i, z;
+#pragma omp target teams distribute simd nowait(  // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute simd' are ignored}} omp-60-and-later-error {{expected expression}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
   for (i = 0; i < argc; ++i) foo();
 #pragma omp target teams distribute simd nowait (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute simd' are ignored}}
   for (i = 0; i < argc; ++i) foo();
 #pragma omp target teams distribute simd nowait device (-10u)
   for (i = 0; i < argc; ++i) foo();
-#pragma omp target teams distribute simd nowait (3.14) device (-10u) // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute simd' are ignored}}
+#pragma omp target teams distribute simd nowait (3.14) device (-10u) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute simd' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute simd nowait (argc>> z) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute simd' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute simd nowait (argv[1] = 2) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute simd' are ignored}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}} 
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute simd nowait (argc > 0 ? argv[1] : argv[2]) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute simd' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute simd nowait (S1) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams distribute simd' are ignored}} omp-60-and-later-error {{use of undeclared identifier 'S1'}}
   for (i = 0; i < argc; ++i) foo();
 
   return 0;

diff  --git a/clang/test/OpenMP/target_teams_nowait_messages.cpp b/clang/test/OpenMP/target_teams_nowait_messages.cpp
index bed2f979891e9..1298d3eddd09b 100644
--- a/clang/test/OpenMP/target_teams_nowait_messages.cpp
+++ b/clang/test/OpenMP/target_teams_nowait_messages.cpp
@@ -1,18 +1,31 @@
-// RUN: %clang_cc1 -verify -fopenmp -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=45 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=51 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=52 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=60 -verify=expected,omp-60-and-later   -ferror-limit 100 -o - %s -Wuninitialized
 
-// RUN: %clang_cc1 -verify -fopenmp-simd -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=45 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=51 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=52 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=60 -verify=expected,omp-60-and-later    -ferror-limit 100 -o - %s -Wuninitialized
 
 void foo() {
 }
 
 int main(int argc, char **argv) {
-#pragma omp target teams nowait( // expected-warning {{extra tokens at the end of '#pragma omp target teams' are ignored}}
-  foo();
-#pragma omp target teams nowait (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target teams' are ignored}}
+  int z;
+#pragma omp target teams nowait( // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams' are ignored}} omp-60-and-later-error {{expected expression}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
   foo();
 #pragma omp target teams nowait device (-10u)
   foo();
-#pragma omp target teams nowait (3.14) device (-10u) // expected-warning {{extra tokens at the end of '#pragma omp target teams' are ignored}}
+#pragma omp target teams nowait (3.14) device (-10u) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams' are ignored}}
+  foo();
+#pragma omp target teams nowait (argc>> z) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams' are ignored}} 
+  foo();
+#pragma omp target teams nowait (argv[1] = 2) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams' are ignored}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
+  foo();
+#pragma omp target teams nowait (argc > 0 ? argv[1] : argv[2]) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams' are ignored}} 
+  foo();
+#pragma omp target teams nowait (S1) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target teams' are ignored}} omp-60-and-later-error {{use of undeclared identifier 'S1'}}
   foo();
 
   return 0;

diff  --git a/clang/test/OpenMP/target_update_nowait_messages.cpp b/clang/test/OpenMP/target_update_nowait_messages.cpp
index fc0314a31874f..1eb576421ee26 100644
--- a/clang/test/OpenMP/target_update_nowait_messages.cpp
+++ b/clang/test/OpenMP/target_update_nowait_messages.cpp
@@ -1,19 +1,29 @@
-// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=45 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=51 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=52 -verify=expected,omp-52-and-earlier -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp -fopenmp-version=60 -verify=expected,omp-60-and-later   -ferror-limit 100 -o - %s -Wuninitialized
 
-// RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=45 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=51 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=52 -verify=expected,omp-52-and-earlier  -ferror-limit 100 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -triple x86_64-apple-macos10.7.0 -fopenmp-simd -fopenmp-version=60 -verify=expected,omp-60-and-later    -ferror-limit 100 -o - %s -Wuninitialized
 
 int main(int argc, char **argv) {
-  int i;
+  int i, z;
 
   #pragma omp nowait target update to(i) // expected-error {{expected an OpenMP directive}}
   #pragma omp target nowait update to(i) // expected-error {{unexpected OpenMP clause 'update' in directive '#pragma omp target'}} expected-error {{unexpected OpenMP clause 'to' in directive '#pragma omp target'}}
   {}
-  #pragma omp target update nowait() to(i) // expected-warning {{extra tokens at the end of '#pragma omp target update' are ignored}} expected-error {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
-  #pragma omp target update to(i) nowait( // expected-warning {{extra tokens at the end of '#pragma omp target update' are ignored}}
-  #pragma omp target update to(i) nowait (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target update' are ignored}}
+  #pragma omp target update to(i) nowait()  // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target update' are ignored}} omp-60-and-later-error {{expected expression}}
+  #pragma omp target update to(i) nowait(  // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target update' are ignored}} omp-60-and-later-error {{expected expression}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
+  #pragma omp target update to(i) nowait (argc)) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target update' are ignored}} omp-60-and-later-warning {{extra tokens at the end of '#pragma omp target_update' are ignored}}
   #pragma omp target update to(i) nowait device (-10u)
-  #pragma omp target update to(i) nowait (3.14) device (-10u) // expected-warning {{extra tokens at the end of '#pragma omp target update' are ignored}}
-  #pragma omp target update to(i) nowait nowait // expected-error {{directive '#pragma omp target update' cannot contain more than one 'nowait' clause}}
-  #pragma omp target update nowait to(i) nowait // expected-error {{directive '#pragma omp target update' cannot contain more than one 'nowait' clause}}
+  #pragma omp target update to(i) nowait (3.14) device (-10u) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target update' are ignored}}
+  #pragma omp target update to(i) nowait nowait // omp-52-and-earlier-error {{directive '#pragma omp target update' cannot contain more than one 'nowait' clause}} omp-60-and-later-error {{directive '#pragma omp target_update' cannot contain more than one 'nowait' clause}}
+  #pragma omp target update nowait to(i) nowait // omp-52-and-earlier-error {{directive '#pragma omp target update' cannot contain more than one 'nowait' clause}} omp-60-and-later-error {{directive '#pragma omp target_update' cannot contain more than one 'nowait' clause}}
+  #pragma omp target update to(i) nowait (argc>> z) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target update' are ignored}}
+  #pragma omp target update to(i) nowait (argv[1] = 2) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target update' are ignored}} omp-60-and-later-error {{expected ')'}} omp-60-and-later-note {{to match this '('}}
+  #pragma omp target update to(i) nowait (argc > 0 ? argv[1] : argv[2]) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target update' are ignored}}
+  #pragma omp target update to(i) nowait (S1) // omp-52-and-earlier-warning {{extra tokens at the end of '#pragma omp target update' are ignored}} omp-60-and-later-error {{use of undeclared identifier 'S1'}}
   return 0;
 }

diff  --git a/clang/tools/libclang/CIndex.cpp b/clang/tools/libclang/CIndex.cpp
index c39f337665a40..d18c45e8c4d43 100644
--- a/clang/tools/libclang/CIndex.cpp
+++ b/clang/tools/libclang/CIndex.cpp
@@ -2386,7 +2386,9 @@ void OMPClauseEnqueue::VisitOMPDetachClause(const OMPDetachClause *C) {
   Visitor->AddStmt(C->getEventHandler());
 }
 
-void OMPClauseEnqueue::VisitOMPNowaitClause(const OMPNowaitClause *) {}
+void OMPClauseEnqueue::VisitOMPNowaitClause(const OMPNowaitClause *C) {
+  Visitor->AddStmt(C->getCondition());
+}
 
 void OMPClauseEnqueue::VisitOMPUntiedClause(const OMPUntiedClause *) {}
 

diff  --git a/llvm/include/llvm/Frontend/OpenMP/OMP.td b/llvm/include/llvm/Frontend/OpenMP/OMP.td
index bba0d6ebdb791..86a9e249054a0 100644
--- a/llvm/include/llvm/Frontend/OpenMP/OMP.td
+++ b/llvm/include/llvm/Frontend/OpenMP/OMP.td
@@ -353,6 +353,7 @@ def OMPC_Novariants : Clause<[Spelling<"novariants">]> {
 }
 def OMPC_NoWait : Clause<[Spelling<"nowait">]> {
   let clangClass = "OMPNowaitClause";
+  let isValueOptional = true;
 }
 def OMP_NUMTASKS_Strict : EnumVal<"strict", 1, 1> {}
 def OMP_NUMTASKS_Unknown : EnumVal<"unknown", 2, 0> { let isDefault = 1; }


        


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