1 files changed, 2 insertions, 0 deletions
diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index 7d7b274b815..ab50b43db24 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -9365,6 +9365,7 @@ static bool CheckMultiVersionFunction(Sema &S, FunctionDecl *NewFD,
       }
       if (!S.getASTContext().getTargetInfo().supportsMultiVersioning()) {
         S.Diag(NewFD->getLocation(), diag::err_multiversion_not_supported);
+        NewFD->setInvalidDecl();
         return true;
       }
 
@@ -9407,6 +9408,7 @@ static bool CheckMultiVersionFunction(Sema &S, FunctionDecl *NewFD,
     if (!S.getASTContext().getTargetInfo().supportsMultiVersioning()) {
       S.Diag(NewFD->getLocation(), diag::err_multiversion_not_supported);
       S.Diag(OldFD->getLocation(), diag::note_previous_declaration);
+      NewFD->setInvalidDecl();
       return true;
     }