1*67e74705SXin Li // RUN: %clang_cc1 %s -fblocks -triple x86_64-apple-darwin -emit-llvm -o - | FileCheck %s 2*67e74705SXin Li // rdar://8594790 3*67e74705SXin Li 4*67e74705SXin Li extern "C" { 5*67e74705SXin Li extern "C" void *_Block_copy(const void *aBlock); 6*67e74705SXin Li extern "C" void _Block_release(const void *aBlock); 7*67e74705SXin Li } 8*67e74705SXin Li 9*67e74705SXin Li class A { 10*67e74705SXin Li public: 11*67e74705SXin Li int x; 12*67e74705SXin Li A(const A &o); 13*67e74705SXin Li A(); 14*67e74705SXin Li virtual ~A(); 15*67e74705SXin Li void hello() const; 16*67e74705SXin Li }; 17*67e74705SXin Li 18*67e74705SXin Li int main()19*67e74705SXin Limain() 20*67e74705SXin Li { 21*67e74705SXin Li A a; 22*67e74705SXin Li void (^c)(void) = ((__typeof(^{ a.hello(); }))_Block_copy((const void *)(^{ a.hello(); }))); 23*67e74705SXin Li c(); 24*67e74705SXin Li _Block_release((const void *)(c)); 25*67e74705SXin Li return 0; 26*67e74705SXin Li } 27*67e74705SXin Li 28*67e74705SXin Li // CHECK-LABEL: define internal void @__copy_helper_block_ 29*67e74705SXin Li // CHECK: call void @_ZN1AC1ERKS_ 30*67e74705SXin Li 31*67e74705SXin Li 32*67e74705SXin Li // CHECK-LABEL:define internal void @__destroy_helper_block_ 33*67e74705SXin Li // CHECK: call void @_ZN1AD1Ev 34