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1// RUN: %clang_cc1 -verify -fsyntax-only -fobjc-arc -fblocks %s2 3#if __has_feature(attribute_cf_returns_on_parameters)4# error "okay!"5// expected-error@-1 {{okay!}}6#else7# error "uh-oh"8#endif9 10#define CF_RETURNS_RETAINED __attribute__((cf_returns_retained))11#define CF_RETURNS_NOT_RETAINED __attribute__((cf_returns_not_retained))12 13int x CF_RETURNS_RETAINED; // expected-warning{{'cf_returns_retained' attribute only applies to functions, methods, and parameters}}14int y CF_RETURNS_NOT_RETAINED; // expected-warning{{'cf_returns_not_retained' attribute only applies to functions, methods, and parameters}}15 16typedef struct __CFFoo *CFFooRef;17 18int invalid1(void) CF_RETURNS_RETAINED; // expected-warning{{'cf_returns_retained' attribute only applies to functions that return a pointer}}19void invalid2(void) CF_RETURNS_RETAINED; // expected-warning{{'cf_returns_retained' attribute only applies to functions that return a pointer}}20 21CFFooRef valid1(void) CF_RETURNS_RETAINED;22id valid2(void) CF_RETURNS_RETAINED;23 24@interface Test25- (int)invalid1 CF_RETURNS_RETAINED; // expected-warning{{'cf_returns_retained' attribute only applies to methods that return a pointer}}26- (void)invalid2 CF_RETURNS_RETAINED; // expected-warning{{'cf_returns_retained' attribute only applies to methods that return a pointer}}27 28- (CFFooRef)valid1 CF_RETURNS_RETAINED;29- (id)valid2 CF_RETURNS_RETAINED;30 31@property int invalidProp1 CF_RETURNS_RETAINED; // expected-warning{{'cf_returns_retained' attribute only applies to properties that return a pointer}}32@property void invalidProp2 CF_RETURNS_RETAINED; // expected-warning{{'cf_returns_retained' attribute only applies to properties that return a pointer}}33 34@property CFFooRef valid1 CF_RETURNS_RETAINED;35@property id valid2 CF_RETURNS_RETAINED;36@end37 38void invalidParam(int a CF_RETURNS_RETAINED, // expected-warning{{'cf_returns_retained' attribute only applies to pointer-to-CF-pointer parameters}}39 int *b CF_RETURNS_RETAINED, // expected-warning{{'cf_returns_retained' attribute only applies to pointer-to-CF-pointer parameters}}40 id c CF_RETURNS_RETAINED, // expected-warning{{'cf_returns_retained' attribute only applies to pointer-to-CF-pointer parameters}}41 void *d CF_RETURNS_RETAINED, // expected-warning{{'cf_returns_retained' attribute only applies to pointer-to-CF-pointer parameters}}42 CFFooRef e CF_RETURNS_RETAINED); // expected-warning{{'cf_returns_retained' attribute only applies to pointer-to-CF-pointer parameters}}43 44void validParam(id *a CF_RETURNS_RETAINED,45 CFFooRef *b CF_RETURNS_RETAINED,46 void **c CF_RETURNS_RETAINED);47void validParam2(id *a CF_RETURNS_NOT_RETAINED,48 CFFooRef *b CF_RETURNS_NOT_RETAINED,49 void **c CF_RETURNS_NOT_RETAINED);50