1 // RUN: %clang_cc1 -emit-llvm -o - -triple=i386-pc-win32 -std=c++11 %s -fcxx-exceptions -fms-extensions | FileCheck %s 2 // RUN: %clang_cc1 -emit-llvm -o - -triple=i386-pc-win32 -std=c++11 %s -fcxx-exceptions -fms-extensions -DSTD | FileCheck %s 3 4 // CHECK-DAG: @"\01??_R0?AUY@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"\01??_7type_info@@6B@", i8* null, [8 x i8] c".?AUY@@\00" }, comdat 5 // CHECK-DAG: @"_CT??_R0?AUY@@@8??0Y@@QAE@ABU0@@Z8" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 4, i8* bitcast (%rtti.TypeDescriptor7* @"\01??_R0?AUY@@@8" to i8*), i32 0, i32 -1, i32 0, i32 8, i8* bitcast (%struct.Y* (%struct.Y*, %struct.Y*, i32)* @"\01??0Y@@QAE@ABU0@@Z" to i8*) }, section ".xdata", comdat 6 // CHECK-DAG: @"\01??_R0?AUZ@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"\01??_7type_info@@6B@", i8* null, [8 x i8] c".?AUZ@@\00" }, comdat 7 // CHECK-DAG: @"_CT??_R0?AUZ@@@81" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 0, i8* bitcast (%rtti.TypeDescriptor7* @"\01??_R0?AUZ@@@8" to i8*), i32 0, i32 -1, i32 0, i32 1, i8* null }, section ".xdata", comdat 8 // CHECK-DAG: @"\01??_R0?AUW@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"\01??_7type_info@@6B@", i8* null, [8 x i8] c".?AUW@@\00" }, comdat 9 // CHECK-DAG: @"_CT??_R0?AUW@@@8??0W@@QAE@ABU0@@Z44" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 4, i8* bitcast (%rtti.TypeDescriptor7* @"\01??_R0?AUW@@@8" to i8*), i32 4, i32 -1, i32 0, i32 4, i8* bitcast (%struct.W* (%struct.W*, %struct.W*, i32)* @"\01??0W@@QAE@ABU0@@Z" to i8*) }, section ".xdata", comdat 10 // CHECK-DAG: @"\01??_R0?AUM@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"\01??_7type_info@@6B@", i8* null, [8 x i8] c".?AUM@@\00" }, comdat 11 // CHECK-DAG: @"_CT??_R0?AUM@@@818" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 0, i8* bitcast (%rtti.TypeDescriptor7* @"\01??_R0?AUM@@@8" to i8*), i32 8, i32 -1, i32 0, i32 1, i8* null }, section ".xdata", comdat 12 // CHECK-DAG: @"\01??_R0?AUV@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"\01??_7type_info@@6B@", i8* null, [8 x i8] c".?AUV@@\00" }, comdat 13 // CHECK-DAG: @"_CT??_R0?AUV@@@81044" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 0, i8* bitcast (%rtti.TypeDescriptor7* @"\01??_R0?AUV@@@8" to i8*), i32 0, i32 4, i32 4, i32 1, i8* null }, section ".xdata", comdat 14 // CHECK-DAG: @"_CTA5?AUY@@" = linkonce_odr unnamed_addr constant %eh.CatchableTypeArray.5 { i32 5, [5 x %eh.CatchableType*] [%eh.CatchableType* @"_CT??_R0?AUY@@@8??0Y@@QAE@ABU0@@Z8", %eh.CatchableType* @"_CT??_R0?AUZ@@@81", %eh.CatchableType* @"_CT??_R0?AUW@@@8??0W@@QAE@ABU0@@Z44", %eh.CatchableType* @"_CT??_R0?AUM@@@818", %eh.CatchableType* @"_CT??_R0?AUV@@@81044"] }, section ".xdata", comdat 15 // CHECK-DAG: @"_TI5?AUY@@" = linkonce_odr unnamed_addr constant %eh.ThrowInfo { i32 0, i8* bitcast (void (%struct.Y*)* @"\01??_DY@@QAE@XZ" to i8*), i8* null, i8* bitcast (%eh.CatchableTypeArray.5* @"_CTA5?AUY@@" to i8*) }, section ".xdata", comdat 16 // CHECK-DAG: @"_CT??_R0?AUDefault@@@8??_ODefault@@QAEXAAU0@@Z1" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 0, i8* bitcast (%rtti.TypeDescriptor13* @"\01??_R0?AUDefault@@@8" to i8*), i32 0, i32 -1, i32 0, i32 1, i8* bitcast (void (%struct.Default*, %struct.Default*)* @"\01??_ODefault@@QAEXAAU0@@Z" to i8*) }, section ".xdata", comdat 17 // CHECK-DAG: @"_CT??_R0?AUVariadic@@@8??_OVariadic@@QAEXAAU0@@Z1" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 0, i8* bitcast (%rtti.TypeDescriptor14* @"\01??_R0?AUVariadic@@@8" to i8*), i32 0, i32 -1, i32 0, i32 1, i8* bitcast (void (%struct.Variadic*, %struct.Variadic*)* @"\01??_OVariadic@@QAEXAAU0@@Z" to i8*) }, section ".xdata", comdat 18 // CHECK-DAG: @"_CT??_R0?AUTemplateWithDefault@@@8??$?_OH@TemplateWithDefault@@QAEXAAU0@@Z1" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 0, i8* bitcast (%rtti.TypeDescriptor25* @"\01??_R0?AUTemplateWithDefault@@@8" to i8*), i32 0, i32 -1, i32 0, i32 1, i8* bitcast (void (%struct.TemplateWithDefault*, %struct.TemplateWithDefault*)* @"\01??$?_OH@TemplateWithDefault@@QAEXAAU0@@Z" to i8*) }, section ".xdata", comdat 19 // CHECK-DAG: @"_CTA2$$T" = linkonce_odr unnamed_addr constant %eh.CatchableTypeArray.2 { i32 2, [2 x %eh.CatchableType*] [%eh.CatchableType* @"_CT??_R0$$T@84", %eh.CatchableType* @"_CT??_R0PAX@84"] }, section ".xdata", comdat 20 // CHECK-DAG: @"_CT??_R0P6AXXZ@84" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 1, i8* bitcast (%rtti.TypeDescriptor7* @"\01??_R0P6AXXZ@8" to i8*), i32 0, i32 -1, i32 0, i32 4, i8* null }, section ".xdata", comdat 21 // CHECK-DAG: @_CTA1P6AXXZ = linkonce_odr unnamed_addr constant %eh.CatchableTypeArray.1 { i32 1, [1 x %eh.CatchableType*] [%eh.CatchableType* @"_CT??_R0P6AXXZ@84"] }, section ".xdata", comdat 22 // CHECK-DAG: @_TI1P6AXXZ = linkonce_odr unnamed_addr constant %eh.ThrowInfo { i32 0, i8* null, i8* null, i8* bitcast (%eh.CatchableTypeArray.1* @_CTA1P6AXXZ to i8*) }, section ".xdata", comdat 23 // CHECK-DAG: @_TIU2PAPFAH = linkonce_odr unnamed_addr constant %eh.ThrowInfo { i32 4, i8* null, i8* null, i8* bitcast (%eh.CatchableTypeArray.2* @_CTA2PAPFAH to i8*) }, section ".xdata", comdat 24 // CHECK-DAG: @_CTA2PAPFAH = linkonce_odr unnamed_addr constant %eh.CatchableTypeArray.2 { i32 2, [2 x %eh.CatchableType*] [%eh.CatchableType* @"_CT??_R0PAPFAH@84", %eh.CatchableType* @"_CT??_R0PAX@84"] }, section ".xdata", comdat 25 26 27 struct N { ~N(); }; 28 struct M : private N {}; 29 struct X {}; 30 struct Z {}; 31 struct V : private X {}; 32 struct W : M, virtual V {}; 33 struct Y : Z, W, virtual V {}; 34 35 void f(const Y &y) { 36 // CHECK-LABEL: @"\01?f@@YAXABUY@@@Z" 37 // CHECK: call x86_thiscallcc %struct.Y* @"\01??0Y@@QAE@ABU0@@Z"(%struct.Y* %[[mem:.*]], %struct.Y* 38 // CHECK: %[[cast:.*]] = bitcast %struct.Y* %[[mem]] to i8* 39 // CHECK: call void @_CxxThrowException(i8* %[[cast]], %eh.ThrowInfo* @"_TI5?AUY@@") 40 throw y; 41 } 42 43 void g(const int *const *y) { 44 // CHECK-LABEL: @"\01?g@@YAXPBQBH@Z" 45 // CHECK: call void @_CxxThrowException(i8* %{{.*}}, %eh.ThrowInfo* @_TIC2PAPBH) 46 throw y; 47 } 48 49 void h(__unaligned int * __unaligned *y) { 50 // CHECK-LABEL: @"\01?h@@YAXPFAPFAH@Z" 51 // CHECK: call void @_CxxThrowException(i8* %{{.*}}, %eh.ThrowInfo* @_TIU2PAPFAH) 52 throw y; 53 } 54 55 struct Default { 56 Default(Default &, int = 42); 57 }; 58 59 // CHECK-LABEL: @"\01??_ODefault@@QAEXAAU0@@Z" 60 // CHECK: %[[src_addr:.*]] = alloca 61 // CHECK: %[[this_addr:.*]] = alloca 62 // CHECK: store {{.*}} %src, {{.*}} %[[src_addr]], align 4 63 // CHECK: store {{.*}} %this, {{.*}} %[[this_addr]], align 4 64 // CHECK: %[[this:.*]] = load {{.*}} %[[this_addr]] 65 // CHECK: %[[src:.*]] = load {{.*}} %[[src_addr]] 66 // CHECK: call x86_thiscallcc {{.*}} @"\01??0Default@@QAE@AAU0@H@Z"({{.*}} %[[this]], {{.*}} %[[src]], i32 42) 67 // CHECK: ret void 68 69 void h(Default &d) { 70 throw d; 71 } 72 73 struct Variadic { 74 Variadic(Variadic &, ...); 75 }; 76 77 void i(Variadic &v) { 78 throw v; 79 } 80 81 // CHECK-LABEL: @"\01??_OVariadic@@QAEXAAU0@@Z" 82 // CHECK: %[[src_addr:.*]] = alloca 83 // CHECK: %[[this_addr:.*]] = alloca 84 // CHECK: store {{.*}} %src, {{.*}} %[[src_addr:.*]], align 85 // CHECK: store {{.*}} %this, {{.*}} %[[this_addr:.*]], align 86 // CHECK: %[[this:.*]] = load {{.*}} %[[this_addr]] 87 // CHECK: %[[src:.*]] = load {{.*}} %[[src_addr]] 88 // CHECK: call {{.*}} @"\01??0Variadic@@QAA@AAU0@ZZ"({{.*}} %[[this]], {{.*}} %[[src]]) 89 // CHECK: ret void 90 91 struct TemplateWithDefault { 92 template <typename T> 93 static int f() { 94 return 0; 95 } 96 template <typename T = int> 97 TemplateWithDefault(TemplateWithDefault &, T = f<T>()); 98 }; 99 100 void j(TemplateWithDefault &twd) { 101 throw twd; 102 } 103 104 105 void h() { 106 throw nullptr; 107 } 108 109 #ifdef STD 110 namespace std { 111 template <typename T> 112 void *__GetExceptionInfo(T); 113 } 114 #else 115 template <typename T> 116 void *__GetExceptionInfo(T); 117 #endif 118 using namespace std; 119 120 void *GetExceptionInfo_test0() { 121 // CHECK-LABEL: @"\01?GetExceptionInfo_test0@@YAPAXXZ" 122 // CHECK: ret i8* bitcast (%eh.ThrowInfo* @_TI1H to i8*) 123 return __GetExceptionInfo(0); 124 } 125 126 void *GetExceptionInfo_test1() { 127 // CHECK-LABEL: @"\01?GetExceptionInfo_test1@@YAPAXXZ" 128 // CHECK: ret i8* bitcast (%eh.ThrowInfo* @_TI1P6AXXZ to i8*) 129 return __GetExceptionInfo<void (*)()>(&h); 130 } 131
