diff options
Diffstat (limited to 'test/SemaObjC/method-warn-unused-attribute.m')
| -rw-r--r-- | test/SemaObjC/method-warn-unused-attribute.m | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/test/SemaObjC/method-warn-unused-attribute.m b/test/SemaObjC/method-warn-unused-attribute.m index d9dcf99..042f442 100644 --- a/test/SemaObjC/method-warn-unused-attribute.m +++ b/test/SemaObjC/method-warn-unused-attribute.m @@ -1,8 +1,16 @@ // RUN: %clang_cc1 -fsyntax-only -Wunused-value -verify %s @interface INTF -// Currently this is rejected by both GCC and Clang (and Clang was crashing on it). -- (id) foo __attribute__((warn_unused_result)); // expected-warning{{warning: 'warn_unused_result' attribute only applies to function types}} +- (id) foo __attribute__((warn_unused_result)); +- (void) garf __attribute__((warn_unused_result)); // expected-warning {{attribute 'warn_unused_result' cannot be applied to Objective-C method without return value}} +- (int) fee __attribute__((warn_unused_result)); ++ (int) c __attribute__((warn_unused_result)); @end +void foo(INTF *a) { + [a garf]; + [a fee]; // expected-warning {{ignoring return value of function declared with warn_unused_result attribute}} + [INTF c]; // expected-warning {{ignoring return value of function declared with warn_unused_result attribute}} +} + |
