| // RUN: %clang_cc1 -fsyntax-only -verify %s |
| |
| struct S { |
| __attribute__((os_returns_retained)) S* method_returns_retained() { |
| return nullptr; |
| } |
| |
| __attribute__((os_consumes_this)) void method_consumes_this(); |
| |
| __attribute__((os_consumes_this)) static void rejected_on_static(); // expected-warning{{'os_consumes_this' attribute only applies to non-static member functions}} |
| }; |
| __attribute__((os_returns_retained)) S *ret_retained() { |
| return nullptr; |
| } |
| |
| __attribute__((os_returns_retained)) S ret_retained_value() { // expected-warning{{'os_returns_retained' attribute only applies to functions that return a pointer}} |
| return {}; |
| } |
| |
| __attribute__((os_returns_not_retained)) S *ret_not_retained() { |
| return nullptr; |
| } |
| |
| __attribute__((os_returns_not_retained)) S ret_not_retained_value() { // expected-warning{{'os_returns_not_retained' attribute only applies to functions that return a pointer}} |
| return {}; |
| } |
| |
| void accept_consumed_arg(__attribute__((os_consumed)) S *arg) {} |
| |
| void accept_consumed_arg_by_value(__attribute__((os_consumed)) S arg) {} // expected-warning{{os_consumed attribute only applies to pointer parameters}} |
| |
| void accept_consumed_arg_no_extra_arg(__attribute__((os_consumed(10))) S *arg) {} // expected-error{{'os_consumed' attribute takes no arguments}} |
| |
| struct __attribute__((os_consumed)) NoAttrOnStruct {}; // expected-warning{{'os_consumed' attribute only applies to parameters}} |
| |
| __attribute__((os_returns_retained(10))) S* returns_retained_no_extra_arg() { // expected-error{{'os_returns_retained' attribute takes no arguments}} |
| return nullptr; |
| } |
| |
| struct __attribute__((os_returns_retained)) NoRetainAttrOnStruct {}; // expected-warning{{'os_returns_retained' attribute only applies to functions, Objective-C methods, Objective-C properties, and parameters}} |
| |
| __attribute__((os_returns_not_retained(10))) S* os_returns_no_retained_no_extra_args( S *arg) { // expected-error{{'os_returns_not_retained' attribute takes no arguments}} |
| return nullptr; |
| } |
| |
| struct __attribute__((os_returns_not_retained)) NoNotRetainedAttrOnStruct {}; // expected-warning{{'os_returns_not_retained' attribute only applies to functions, Objective-C methods, Objective-C properties, and parameters}} |
| |
| __attribute__((os_consumes_this)) void no_consumes_this_on_function() {} // expected-warning{{'os_consumes_this' attribute only applies to non-static member functions}} |
| |
| void write_into_out_parameter(__attribute__((os_returns_retained)) S** out) {} |
| |
| bool write_into_out_parameter_on_nonzero(__attribute__((os_returns_retained_on_non_zero)) S** out) {} |
| |
| bool write_into_out_parameter_on_nonzero_invalid(__attribute__((os_returns_retained_on_non_zero)) S* out) {} // expected-warning{{'os_returns_retained_on_non_zero' attribute only applies to pointer/reference-to-OSObject-pointer parameters}} |
| |
| bool write_into_out_parameter_on_zero(__attribute__((os_returns_retained_on_zero)) S** out) {} |
| |
| bool write_into_out_parameter_on_zero_invalid(__attribute__((os_returns_retained_on_zero)) S* out) {} // expected-warning{{'os_returns_retained_on_zero' attribute only applies to pointer/reference-to-OSObject-pointer parameters}} |
| |
| void write_into_out_parameter_ref(__attribute__((os_returns_retained)) S*& out) {} |
| |
| typedef S* SPtr; |
| |
| void write_into_out_parameter_typedef(__attribute__((os_returns_retained)) SPtr* out) {} |
| |
| void write_into_out_parameter_invalid(__attribute__((os_returns_retained)) S* out) {} // expected-warning{{'os_returns_retained' attribute only applies to pointer/reference-to-OSObject-pointer parameters}} |
| |
| void write_into_out_parameter_not_retained(__attribute__((os_returns_not_retained)) S **out) {} |
| |
| void write_into_out_parameter_not_retained(__attribute__((os_returns_not_retained)) S volatile * const * const out) {} |
| |
| void write_into_not_retainedout_parameter_invalid(__attribute__((os_returns_not_retained)) S* out) {} // expected-warning{{'os_returns_not_retained' attribute only applies to pointer/reference-to-OSObject-pointer parameters}} |
| |
| void write_into_not_retainedout_parameter_too_many_pointers(__attribute__((os_returns_not_retained)) S*** out) {} // expected-warning{{'os_returns_not_retained' attribute only applies to pointer/reference-to-OSObject-pointer parameters}} |