diff options
Diffstat (limited to 'clang/test/SemaObjC/arc-cf.m')
-rw-r--r-- | clang/test/SemaObjC/arc-cf.m | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/arc-cf.m b/clang/test/SemaObjC/arc-cf.m new file mode 100644 index 0000000..69662ea --- /dev/null +++ b/clang/test/SemaObjC/arc-cf.m @@ -0,0 +1,45 @@ +// RUN: %clang_cc1 -fsyntax-only -fobjc-arc -verify %s + +#if __has_feature(arc_cf_code_audited) +char _global[-1]; // expected-error {{declared as an array with a negative size}} +#endif + +typedef const void *CFTypeRef; +CFTypeRef CFBridgingRetain(id X); +id CFBridgingRelease(CFTypeRef); +typedef const struct __CFString *CFStringRef; + +extern CFStringRef CFMakeString0(void); +extern CFStringRef CFCreateString0(void); +void test0() { + id x; + x = (id) CFMakeString0(); // expected-error {{requires a bridged cast}} expected-note {{__bridge to convert directly}} expected-note {{CFBridgingRelease call to transfer}} + x = (id) CFCreateString0(); // expected-error {{requires a bridged cast}} expected-note {{__bridge to convert directly}} expected-note {{CFBridgingRelease call to transfer}} +} + +extern CFStringRef CFMakeString1(void) __attribute__((cf_returns_not_retained)); +extern CFStringRef CFCreateString1(void) __attribute__((cf_returns_retained)); +void test1() { + id x; + x = (id) CFMakeString1(); + x = (id) CFCreateString1(); // expected-error {{requires a bridged cast}} expected-note {{__bridge to convert directly}} expected-note {{CFBridgingRelease call to transfer}} +} + +#define CF_AUDIT_BEGIN _Pragma("clang arc_cf_code_audited begin") +#define CF_AUDIT_END _Pragma("clang arc_cf_code_audited end") +#define CF_RETURNS_RETAINED __attribute__((cf_returns_retained)) +#define CF_RETURNS_NOT_RETAINED __attribute__((cf_returns_not_retained)) + +CF_AUDIT_BEGIN +extern CFStringRef CFMakeString2(void); +extern CFStringRef CFCreateString2(void) CF_RETURNS_NOT_RETAINED; +extern CFStringRef CFMakeString3(void) CF_RETURNS_RETAINED; +extern CFStringRef CFCreateString3(void); +CF_AUDIT_END +void test2() { + id x; + x = (id) CFMakeString2(); + x = (id) CFCreateString2(); + x = (id) CFMakeString3(); // expected-error {{requires a bridged cast}} expected-note {{__bridge to convert directly}} expected-note {{CFBridgingRelease call to transfer}} + x = (id) CFCreateString3(); // expected-error {{requires a bridged cast}} expected-note {{__bridge to convert directly}} expected-note {{CFBridgingRelease call to transfer}} +} |