Objective-C. Accept '__attribute__((__ns_returns_retained__))'

for function/methods returning block in MRR mode as well.
// rdar://17259812

llvm-svn: 210706

1 files changed, 18 insertions, 0 deletions

diff --git a/clang/test/SemaObjC/ns_returns_retained_block_return.m b/clang/test/SemaObjC/ns_returns_retained_block_return.m
new file mode 100644
index 00000000000..b7ce429ffb0
--- /dev/null
+++ b/clang/test/SemaObjC/ns_returns_retained_block_return.m
@@ -0,0 +1,18 @@
+// RUN: %clang_cc1  -fblocks -fsyntax-only -verify -Wno-objc-root-class %s
+// RUN: %clang_cc1 -x objective-c++ -fblocks -fsyntax-only -verify -Wno-objc-root-class %s
+// RUN: %clang_cc1  -fblocks -fobjc-arc -fsyntax-only -verify -Wno-objc-root-class %s
+// RUN: %clang_cc1 -x objective-c++ -fblocks -fobjc-arc -fsyntax-only -verify -Wno-objc-root-class %s
+// expected-no-diagnostics
+// rdar://17259812
+
+typedef void (^BT) ();
+
+BT foo()  __attribute__((ns_returns_retained));
+
+@interface I
+BT foo()  __attribute__((ns_returns_retained));
+@end
+
+@implementation I
+BT foo()  __attribute__((ns_returns_retained)) {return ^{}; }
+@end