Avoid duplicate unavailbility diagnostics in objc++.
// rdar://10268422
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@142078 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaExprObjC.cpp b/lib/Sema/SemaExprObjC.cpp
index 20098b2..a23ba49 100644
--- a/lib/Sema/SemaExprObjC.cpp
+++ b/lib/Sema/SemaExprObjC.cpp
@@ -1078,7 +1078,9 @@
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()) {
diff --git a/test/SemaObjC/special-dep-unavail-warning.m b/test/SemaObjC/special-dep-unavail-warning.m
index 57a2fa3..fb0f660 100644
--- a/test/SemaObjC/special-dep-unavail-warning.m
+++ b/test/SemaObjC/special-dep-unavail-warning.m
@@ -43,3 +43,13 @@
}
+// rdar://10268422
+__attribute ((deprecated))
+@interface DEPRECATED
++(id)new;
+@end
+
+void foo() {
+ [DEPRECATED new]; // expected-warning {{warning: 'DEPRECATED' is deprecated}}
+}
+