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-rw-r--r--clang/lib/Sema/SemaDeclCXX.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 17d1978de03..fb3b7373978 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -12757,6 +12757,9 @@ bool Sema::CheckLiteralOperatorDeclaration(FunctionDecl *FnDecl) {
if (FnDecl->isExternC()) {
Diag(FnDecl->getLocation(), diag::err_literal_operator_extern_c);
+ if (const LinkageSpecDecl *LSD =
+ FnDecl->getDeclContext()->getExternCContext())
+ Diag(LSD->getExternLoc(), diag::note_extern_c_begins_here);
return true;
}
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