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