forked from OSchip/llvm-project
53 lines
1.3 KiB
C++
53 lines
1.3 KiB
C++
// RUN: %clang_cc1 -emit-llvm %s -o - -cxx-abi microsoft -triple=i386-pc-win32 | FileCheck %s
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struct S {
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S() {}
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~S() {}
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} s;
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// CHECK: define internal void [[INIT_s:@.*global_var.*]] nounwind
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// CHECK: call x86_thiscallcc void @"\01??0S@@QAE@XZ"
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// CHECK: call i32 @atexit(void ()* @"__dtor_\01?s@@3US@@A")
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// CHECK: ret void
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// CHECK: define internal void @"__dtor_\01?s@@3US@@A"() nounwind {
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// CHECK: call x86_thiscallcc void @"\01??1S@@QAE@XZ"
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// CHECK: ret void
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// Force WeakODRLinkage by using templates
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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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template<typename T>
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class B {
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public:
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static A foo;
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};
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template<typename T> A B<T>::foo;
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void force_usage() {
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(void)B<int>::foo; // (void) - force usage
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}
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// CHECK: define internal void [[INIT_foo:@.*global_var.*]] nounwind
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// CHECK: call x86_thiscallcc void @"\01??0A@@QAE@XZ"
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// CHECK: call i32 @atexit(void ()* [[FOO_DTOR:@"__dtor_.*foo@.*]])
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// CHECK: ret void
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// CHECK: define linkonce_odr x86_thiscallcc void @"\01??0A@@QAE@XZ"
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// CHECK: define linkonce_odr x86_thiscallcc void @"\01??1A@@QAE@XZ"
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// CHECK: define internal void [[FOO_DTOR]]
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// CHECK: call x86_thiscallcc void @"\01??1A@@QAE@XZ"{{.*}}foo
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// CHECK: ret void
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// CHECK: define internal void @_GLOBAL__I_a() nounwind {
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// CHECK: call void [[INIT_s]]
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// CHECK: call void [[INIT_foo]]
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// CHECK: ret void
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