[clang] 0f930ac - [clang][NFC] Mark some ASTMatchers constructors constexpr. (#223903)

[via cfe-commits]

Author: Eli Friedman
Date: 2026-09-16T12:49:33-07:00
New Revision: 0f930ac6172071fa24656dff3c68c4213ba4ba37

URL: https://github.com/llvm/llvm-project/commit/0f930ac6172071fa24656dff3c68c4213ba4ba37
DIFF: https://github.com/llvm/llvm-project/commit/0f930ac6172071fa24656dff3c68c4213ba4ba37.diff

LOG: [clang][NFC] Mark some ASTMatchers constructors constexpr. (#223903)

Suppresses a bunch of -Wglobal-constructors warnings in
ASTMatchersInternal.cpp .

Added: 
    

Modified: 
    clang/include/clang/ASTMatchers/ASTMatchersInternal.h
    clang/unittests/AST/ASTImporterGenericRedeclTest.cpp

Removed: 
    


################################################################################
diff  --git a/clang/include/clang/ASTMatchers/ASTMatchersInternal.h b/clang/include/clang/ASTMatchers/ASTMatchersInternal.h
index cb12d10d628b6..fcf5cd2faf969 100644
--- a/clang/include/clang/ASTMatchers/ASTMatchersInternal.h
+++ b/clang/include/clang/ASTMatchers/ASTMatchersInternal.h
@@ -1307,7 +1307,7 @@ class VariadicDynCastAllOfMatcher
     : public VariadicFunction<BindableMatcher<SourceT>, Matcher<TargetT>,
                               makeDynCastAllOfComposite<SourceT, TargetT>> {
 public:
-  VariadicDynCastAllOfMatcher() {}
+  VariadicDynCastAllOfMatcher() = default;
 };
 
 /// A \c VariadicAllOfMatcher<T> object is a variadic functor that takes
@@ -1325,7 +1325,7 @@ class VariadicAllOfMatcher
     : public VariadicFunction<BindableMatcher<T>, Matcher<T>,
                               makeAllOfComposite<T>> {
 public:
-  VariadicAllOfMatcher() {}
+  VariadicAllOfMatcher() = default;
 };
 
 /// VariadicOperatorMatcher related types.
@@ -1886,7 +1886,7 @@ class TypeTraversePolymorphicMatcher {
 
   struct Func
       : public VariadicFunction<Self, Matcher<InnerTBase>, &Self::create> {
-    Func() {}
+    Func() = default;
   };
 
 private:

diff  --git a/clang/unittests/AST/ASTImporterGenericRedeclTest.cpp b/clang/unittests/AST/ASTImporterGenericRedeclTest.cpp
index 24e7fb6373f7f..d069252a5055b 100644
--- a/clang/unittests/AST/ASTImporterGenericRedeclTest.cpp
+++ b/clang/unittests/AST/ASTImporterGenericRedeclTest.cpp
@@ -130,8 +130,6 @@ struct ClassTemplateSpec {
   }
 };
 
-const internal::VariadicDynCastAllOfMatcher<Decl, VarTemplateDecl>
-    varTemplateDecl;
 const internal::VariadicDynCastAllOfMatcher<Decl, VarTemplateSpecializationDecl>
     varTemplateSpecializationDecl;