blob: 9d35e848e3caa642e7987e51559f23395f20c3ae [file] [log] [blame]
Daniel Dunbarfe06df42010-03-20 04:15:41 +00001// RUN: %clang_cc1 -triple x86_64 %s -fno-use-cxa-atexit -emit-llvm -o - | FileCheck %s
2
Chris Lattner87233f72010-06-19 05:52:45 +00003// PR7097
4// RUN: %clang_cc1 -triple x86_64 %s -fno-use-cxa-atexit -mconstructor-aliases -emit-llvm -o - | FileCheck %s
5
John McCall76cc43a2012-04-06 18:21:06 +00006// CHECK: call void @_ZN1AC1Ev([[A:%.*]]* @a)
7// CHECK-NEXT: call i32 @atexit(void ()* @__dtor_a)
Bill Wendling706469b2013-02-28 22:49:57 +00008// CHECK: define internal void @__dtor_a() [[NUW:#[0-9]+]]
John McCall76cc43a2012-04-06 18:21:06 +00009// CHECK: call void @_ZN1AD1Ev([[A]]* @a)
10
11// CHECK: call void @_ZN1AC1Ev([[A]]* @b)
12// CHECK-NEXT: call i32 @atexit(void ()* @__dtor_b)
Bill Wendling706469b2013-02-28 22:49:57 +000013// CHECK: define internal void @__dtor_b() [[NUW]]
John McCall76cc43a2012-04-06 18:21:06 +000014// CHECK: call void @_ZN1AD1Ev([[A]]* @b)
Daniel Dunbarfe06df42010-03-20 04:15:41 +000015
16class A {
17public:
18 A();
19 ~A();
20};
21
22A a, b;
John McCall76cc43a2012-04-06 18:21:06 +000023
24// PR9593
Stephen Lin43622612013-08-15 06:47:53 +000025// CHECK-LABEL: define void @_Z4funcv()
John McCall76cc43a2012-04-06 18:21:06 +000026// CHECK: call i32 @__cxa_guard_acquire(i64* @_ZGVZ4funcvE2a1)
27// CHECK: call void @_ZN1AC1Ev([[A]]* @_ZZ4funcvE2a1)
28// CHECK-NEXT: call i32 @atexit(void ()* @__dtor__ZZ4funcvE2a1)
29// CHECK-NEXT: call void @__cxa_guard_release(i64* @_ZGVZ4funcvE2a1)
30
31// CHECK: call i32 @__cxa_guard_acquire(i64* @_ZGVZ4funcvE2a2)
32// CHECK: call void @_ZN1AC1Ev([[A]]* @_ZZ4funcvE2a2)
33// CHECK-NEXT: call i32 @atexit(void ()* @__dtor__ZZ4funcvE2a2)
34// CHECK-NEXT: call void @__cxa_guard_release(i64* @_ZGVZ4funcvE2a2)
35
Bill Wendling706469b2013-02-28 22:49:57 +000036// CHECK: define internal void @__dtor__ZZ4funcvE2a1() [[NUW]]
John McCall76cc43a2012-04-06 18:21:06 +000037// CHECK: call void @_ZN1AD1Ev([[A]]* @_ZZ4funcvE2a1)
38
Bill Wendling706469b2013-02-28 22:49:57 +000039// CHECK: define internal void @__dtor__ZZ4funcvE2a2() [[NUW]]
John McCall76cc43a2012-04-06 18:21:06 +000040// CHECK: call void @_ZN1AD1Ev([[A]]* @_ZZ4funcvE2a2)
41
42void func() {
43 static A a1, a2;
44}
Bill Wendlingc33fc4c2013-02-20 07:22:19 +000045
Bill Wendling706469b2013-02-28 22:49:57 +000046// CHECK: attributes [[NUW]] = { nounwind }