diff options
Diffstat (limited to 'test/SemaObjC/attr-ns_returns_retained.m')
-rw-r--r-- | test/SemaObjC/attr-ns_returns_retained.m | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/test/SemaObjC/attr-ns_returns_retained.m b/test/SemaObjC/attr-ns_returns_retained.m new file mode 100644 index 0000000000..83397a6556 --- /dev/null +++ b/test/SemaObjC/attr-ns_returns_retained.m @@ -0,0 +1,18 @@ +// RUN: %clang_cc1 -fsyntax-only -fblocks -verify %s +// RUN: %clang_cc1 -fsyntax-only -fobjc-arc -fblocks -verify %s + +// rdar://20130079 + +#if __has_feature(objc_arc) +__attribute__((ns_returns_retained)) id (^invalidBlockRedecl)(); // expected-note {{previous definition is here}} +id (^invalidBlockRedecl)(); //expected-error {{redefinition of 'invalidBlockRedecl' with a different type: 'id (^__strong)()' vs 'id ((^__strong))() __attribute__((ns_returns_retained))'}} +#else +__attribute__((ns_returns_retained)) id (^invalidBlockRedecl)(); +id (^invalidBlockRedecl)(); +#endif + +typedef __attribute__((ns_returns_retained)) id (^blockType)(); + +typedef __attribute__((ns_returns_retained)) int (^invalidBlockType)(); // expected-warning {{'ns_returns_retained' attribute only applies to functions that return an Objective-C object}} + +__attribute__((ns_returns_retained)) int functionDecl(); // expected-warning {{'ns_returns_retained' attribute only applies to functions that return an Objective-C object}} |