47 lines · cpp
1// RUN: %clang_cc1 -triple x86_64 %s -fno-use-cxa-atexit -emit-llvm -o - | FileCheck %s2 3// PR70974// RUN: %clang_cc1 -triple x86_64 %s -fno-use-cxa-atexit -mconstructor-aliases -emit-llvm -o - | FileCheck %s5 6// CHECK: call void @_ZN1AC1Ev(ptr {{[^,]*}} @a)7// CHECK-NEXT: call i32 @atexit(ptr @__dtor_a)8// CHECK: define internal void @__dtor_a() [[NUW:#[0-9]+]]9// CHECK: call void @_ZN1AD1Ev(ptr @a)10 11// CHECK: call void @_ZN1AC1Ev(ptr {{[^,]*}} @b)12// CHECK-NEXT: call i32 @atexit(ptr @__dtor_b)13// CHECK: define internal void @__dtor_b() [[NUW]]14// CHECK: call void @_ZN1AD1Ev(ptr @b)15 16class A {17public:18 A();19 ~A();20};21 22A a, b;23 24// PR959325// CHECK-LABEL: define{{.*}} void @_Z4funcv()26// CHECK: call i32 @__cxa_guard_acquire(ptr @_ZGVZ4funcvE2a1)27// CHECK: call void @_ZN1AC1Ev(ptr {{[^,]*}} @_ZZ4funcvE2a1)28// CHECK-NEXT: call i32 @atexit(ptr @__dtor__ZZ4funcvE2a1)29// CHECK-NEXT: call void @__cxa_guard_release(ptr @_ZGVZ4funcvE2a1)30 31// CHECK: call i32 @__cxa_guard_acquire(ptr @_ZGVZ4funcvE2a2)32// CHECK: call void @_ZN1AC1Ev(ptr {{[^,]*}} @_ZZ4funcvE2a2)33// CHECK-NEXT: call i32 @atexit(ptr @__dtor__ZZ4funcvE2a2)34// CHECK-NEXT: call void @__cxa_guard_release(ptr @_ZGVZ4funcvE2a2)35 36// CHECK: define internal void @__dtor__ZZ4funcvE2a1() [[NUW]]37// CHECK: call void @_ZN1AD1Ev(ptr @_ZZ4funcvE2a1)38 39// CHECK: define internal void @__dtor__ZZ4funcvE2a2() [[NUW]]40// CHECK: call void @_ZN1AD1Ev(ptr @_ZZ4funcvE2a2)41 42void func() {43 static A a1, a2;44}45 46// CHECK: attributes [[NUW]] = { noinline nounwind{{.*}} }47