| // RUN: %clang_cc1 %s -fblocks -triple x86_64-apple-darwin -emit-llvm -o - | FileCheck %s | |
| // rdar://8594790 | |
| extern "C" { | |
| extern "C" void *_Block_copy(const void *aBlock); | |
| extern "C" void _Block_release(const void *aBlock); | |
| } | |
| class A { | |
| public: | |
| int x; | |
| A(const A &o); | |
| A(); | |
| virtual ~A(); | |
| void hello() const; | |
| }; | |
| int | |
| main() | |
| { | |
| A a; | |
| void (^c)(void) = ((__typeof(^{ a.hello(); }))_Block_copy((const void *)(^{ a.hello(); }))); | |
| c(); | |
| _Block_release((const void *)(c)); | |
| return 0; | |
| } | |
| // CHECK-LABEL: define internal void @__copy_helper_block_ | |
| // CHECK: call void @_ZN1AC1ERKS_ | |
| // CHECK-LABEL:define internal void @__destroy_helper_block_ | |
| // CHECK: call void @_ZN1AD1Ev |