From c27cd1b881c51cb793e810e99ee73e2672755b9a Mon Sep 17 00:00:00 2001
From: Fariborz Jahanian <fjahanian@apple.com>
Date: Sat, 15 Oct 2011 19:18:36 +0000
Subject: Avoid duplicate unavailbility diagnostics in objc++. //
 rdar://10268422

llvm-svn: 142078
---
 clang/lib/Sema/SemaExprObjC.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'clang/lib/Sema')

diff --git a/clang/lib/Sema/SemaExprObjC.cpp b/clang/lib/Sema/SemaExprObjC.cpp
index 20098b21366..a23ba4921c8 100644
--- a/clang/lib/Sema/SemaExprObjC.cpp
+++ b/clang/lib/Sema/SemaExprObjC.cpp
@@ -1078,7 +1078,9 @@ ExprResult Sema::BuildClassMessage(TypeSourceInfo *ReceiverTypeInfo,
     return ExprError();
   }
   assert(Class && "We don't know which class we're messaging?");
-  (void)DiagnoseUseOfDecl(Class, Loc);
+  // objc++ diagnoses during typename annotation.
+  if (!getLangOptions().CPlusPlus)
+    (void)DiagnoseUseOfDecl(Class, Loc);
   // Find the method we are messaging.
   if (!Method) {
     if (Class->isForwardDecl()) {
-- 
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