forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			78 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			78 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 %s -emit-llvm -triple x86_64-apple-macosx10.13.0 -o - | FileCheck %s --check-prefixes=CHECK,NO_EXCEPTIONS
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| // RUN: %clang_cc1 -fexceptions %s -emit-llvm -triple x86_64-apple-macosx10.13.0 -o - | FileCheck %s --check-prefixes=CHECK,EXCEPTIONS
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| 
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| struct NonTrivial {
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|   ~NonTrivial();
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| };
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| 
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| // CHECK-NOT: __cxa_atexit{{.*}}_ZN10NonTrivialD1Ev
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| [[clang::no_destroy]] NonTrivial nt1;
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| // CHECK-NOT: _tlv_atexit{{.*}}_ZN10NonTrivialD1Ev
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| [[clang::no_destroy]] thread_local NonTrivial nt2;
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| 
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| struct NonTrivial2 {
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|   ~NonTrivial2();
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| };
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| 
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| // CHECK: __cxa_atexit{{.*}}_ZN11NonTrivial2D1Ev{{.*}}nt21
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| NonTrivial2 nt21;
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| // CHECK: _tlv_atexit{{.*}}_ZN11NonTrivial2D1Ev{{.*}}nt22
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| thread_local NonTrivial2 nt22;
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| 
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| // CHECK-LABEL: define void @_Z1fv
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| void f() {
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|   // CHECK: __cxa_atexit{{.*}}_ZN11NonTrivial2D1Ev
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|   static NonTrivial2 nt21;
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|   // CHECK: _tlv_atexit{{.*}}_ZN11NonTrivial2D1Ev
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|   thread_local NonTrivial2 nt22;
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| }
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| 
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| // CHECK-LABEL: define void @_Z1gv
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| void g() {
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|   // CHECK-NOT: __cxa_atexit
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|   [[clang::no_destroy]] static NonTrivial2 nt21;
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|   // CHECK-NOT: _tlv_atexit
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|   [[clang::no_destroy]] thread_local NonTrivial2 nt22;
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| }
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| 
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| // CHECK-LABEL: define internal void @__cxx_global_var_init
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| // CHECK: __cxa_atexit{{.*}}_ZN10NonTrivialD1Ev
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| [[clang::always_destroy]] NonTrivial nt3;
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| // CHECK-LABEL: define internal void @__cxx_global_var_init
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| // CHECK: _tlv_atexit{{.*}}_ZN10NonTrivialD1Ev
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| [[clang::always_destroy]] thread_local NonTrivial nt4;
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| 
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| 
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| struct NonTrivial3 {
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|   NonTrivial3();
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|   ~NonTrivial3();
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| };
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| 
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| [[clang::no_destroy]] NonTrivial3 arr[10];
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| 
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| // CHECK-LABEL: define internal void @__cxx_global_var_init
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| // CHECK: {{invoke|call}} void @_ZN11NonTrivial3C1Ev
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| // EXCEPTIONS: call void @_ZN11NonTrivial3D1Ev
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| // NO_EXCEPTIONS-NOT: call void @_ZN11NonTrivial3D1Ev
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| // CHECK-NOT: call i32 @__cxa_atexit
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| 
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| void h() {
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|   [[clang::no_destroy]] static NonTrivial3 slarr[10];
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| }
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| 
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| // CHECK-LABEL: define void @_Z1hv
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| // CHECK: {{invoke|call}} void @_ZN11NonTrivial3C1Ev
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| // EXCEPTIONS: call void @_ZN11NonTrivial3D1Ev
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| // NO_EXCEPTIONS-NOT: call void @_ZN11NonTrivial3D1Ev
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| // CHECK-NOT: call i32 @__cxa_atexit
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| 
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| void i() {
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|   [[clang::no_destroy]] thread_local NonTrivial3 tlarr[10];
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| }
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| 
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| // CHECK-LABEL: define void @_Z1iv
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| // CHECK: {{invoke|call}} void @_ZN11NonTrivial3C1Ev
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| // EXCEPTIONS: call void @_ZN11NonTrivial3D1Ev
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| // NO_EXCEPTIONS-NOT: call void @_ZN11NonTrivial3D1Ev
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| // CHECK-NOT: _tlv_atexit
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