block-byref-cxx-objc.cpp
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// RUN: %clang_cc1 %s -std=c++11 -emit-llvm -triple %itanium_abi_triple -o - -fblocks -fexceptions | FileCheck %s
// rdar://8594790
struct A {
int x;
A(const A &);
A();
~A() noexcept(false);
};
struct B {
int x;
B(const B &);
B();
~B();
};
int testA() {
__block A a0, a1;
^{ a0.x = 1234; a1.x = 5678; };
return 0;
}
// CHECK-LABEL: define internal void @__Block_byref_object_copy_
// CHECK: call {{.*}} @_ZN1AC1ERKS_
// CHECK-LABEL: define internal void @__Block_byref_object_dispose_
// CHECK: call {{.*}} @_ZN1AD1Ev
// CHECK-LABEL: define linkonce_odr hidden void @__copy_helper_block_e{{4|8}}_{{20|32}}rc{{24|40}}rc(
// CHECK: call void @_Block_object_assign(
// CHECK: invoke void @_Block_object_assign(
// CHECK: call void @_Block_object_dispose({{.*}}) #[[NOUNWIND_ATTR:[0-9]+]]
// CHECK-LABEL: define linkonce_odr hidden void @__destroy_helper_block_e{{4|8}}_{{20|32}}rd{{24|40}}rd(
// CHECK: invoke void @_Block_object_dispose(
// CHECK: call void @_Block_object_dispose(
// CHECK: invoke void @_Block_object_dispose(
int testB() {
__block B b0, b1;
^{ b0.x = 1234; b1.x = 5678; };
return 0;
}
// CHECK-LABEL: define internal void @__Block_byref_object_copy_
// CHECK: call {{.*}} @_ZN1BC1ERKS_
// CHECK-LABEL: define internal void @__Block_byref_object_dispose_
// CHECK: call {{.*}} @_ZN1BD1Ev
// CHECK-NOT: define{{.*}}@__copy_helper_block
// CHECK: define linkonce_odr hidden void @__destroy_helper_block_e{{4|8}}_{{20|32}}r{{24|40}}r(
// CHECK: attributes #[[NOUNWIND_ATTR]] = {{{.*}}nounwind{{.*}}}
// rdar://problem/11135650
namespace test1 {
struct A { int x; A(); ~A(); };
void test() {
return;
__block A a;
}
}