| // RUN: %clang_cc1 -triple x86_64 %s -fno-use-cxa-atexit -emit-llvm -o - | FileCheck %s |
| |
| // PR7097 |
| // RUN: %clang_cc1 -triple x86_64 %s -fno-use-cxa-atexit -mconstructor-aliases -emit-llvm -o - | FileCheck %s |
| |
| // CHECK: call void @_ZN1AC1Ev([[A:%.*]]* @a) |
| // CHECK-NEXT: call i32 @atexit(void ()* @__dtor_a) |
| // CHECK: define internal void @__dtor_a() [[NUW:#[0-9]+]] |
| // CHECK: call void @_ZN1AD1Ev([[A]]* @a) |
| |
| // CHECK: call void @_ZN1AC1Ev([[A]]* @b) |
| // CHECK-NEXT: call i32 @atexit(void ()* @__dtor_b) |
| // CHECK: define internal void @__dtor_b() [[NUW]] |
| // CHECK: call void @_ZN1AD1Ev([[A]]* @b) |
| |
| class A { |
| public: |
| A(); |
| ~A(); |
| }; |
| |
| A a, b; |
| |
| // PR9593 |
| // CHECK: define void @_Z4funcv() |
| // CHECK: call i32 @__cxa_guard_acquire(i64* @_ZGVZ4funcvE2a1) |
| // CHECK: call void @_ZN1AC1Ev([[A]]* @_ZZ4funcvE2a1) |
| // CHECK-NEXT: call i32 @atexit(void ()* @__dtor__ZZ4funcvE2a1) |
| // CHECK-NEXT: call void @__cxa_guard_release(i64* @_ZGVZ4funcvE2a1) |
| |
| // CHECK: call i32 @__cxa_guard_acquire(i64* @_ZGVZ4funcvE2a2) |
| // CHECK: call void @_ZN1AC1Ev([[A]]* @_ZZ4funcvE2a2) |
| // CHECK-NEXT: call i32 @atexit(void ()* @__dtor__ZZ4funcvE2a2) |
| // CHECK-NEXT: call void @__cxa_guard_release(i64* @_ZGVZ4funcvE2a2) |
| |
| // CHECK: define internal void @__dtor__ZZ4funcvE2a1() [[NUW]] |
| // CHECK: call void @_ZN1AD1Ev([[A]]* @_ZZ4funcvE2a1) |
| |
| // CHECK: define internal void @__dtor__ZZ4funcvE2a2() [[NUW]] |
| // CHECK: call void @_ZN1AD1Ev([[A]]* @_ZZ4funcvE2a2) |
| |
| void func() { |
| static A a1, a2; |
| } |
| |
| // CHECK: attributes [[NUW]] = { nounwind } |
