1 // RUN: %clang_cc1 -emit-llvm -o - -triple=i386-pc-win32 -std=c++11 %s -fcxx-exceptions -fms-extensions | FileCheck %s 2 3 // 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 4 // 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 5 // 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 6 // 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 7 // 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 8 // 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 9 // 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 10 // 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 11 // 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 12 // 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 13 // 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 14 // 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 15 // 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 16 // 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 17 // 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 18 // 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 19 // 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 20 // 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 21 // 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 22 23 24 struct N { ~N(); }; 25 struct M : private N {}; 26 struct X {}; 27 struct Z {}; 28 struct V : private X {}; 29 struct W : M, virtual V {}; 30 struct Y : Z, W, virtual V {}; 31 32 void f(const Y &y) { 33 // CHECK-LABEL: @"\01?f@@YAXABUY@@@Z" 34 // CHECK: call x86_thiscallcc %struct.Y* @"\01??0Y@@QAE@ABU0@@Z"(%struct.Y* %[[mem:.*]], %struct.Y* 35 // CHECK: %[[cast:.*]] = bitcast %struct.Y* %[[mem]] to i8* 36 // CHECK: call void @_CxxThrowException(i8* %[[cast]], %eh.ThrowInfo* @"_TI5?AUY@@") 37 throw y; 38 } 39 40 void g(const int *const *y) { 41 // CHECK-LABEL: @"\01?g@@YAXPBQBH@Z" 42 // CHECK: call void @_CxxThrowException(i8* %{{.*}}, %eh.ThrowInfo* @_TIC2PAPBH) 43 throw y; 44 } 45 46 struct Default { 47 Default(Default &, int = 42); 48 }; 49 50 // CHECK-LABEL: @"\01??_ODefault@@QAEXAAU0@@Z" 51 // CHECK: %[[src_addr:.*]] = alloca 52 // CHECK: %[[this_addr:.*]] = alloca 53 // CHECK: store {{.*}} %src, {{.*}} %[[src_addr]], align 4 54 // CHECK: store {{.*}} %this, {{.*}} %[[this_addr]], align 4 55 // CHECK: %[[this:.*]] = load {{.*}} %[[this_addr]] 56 // CHECK: %[[src:.*]] = load {{.*}} %[[src_addr]] 57 // CHECK: call x86_thiscallcc {{.*}} @"\01??0Default@@QAE@AAU0@H@Z"({{.*}} %[[this]], {{.*}} %[[src]], i32 42) 58 // CHECK: ret void 59 60 void h(Default &d) { 61 throw d; 62 } 63 64 struct Variadic { 65 Variadic(Variadic &, ...); 66 }; 67 68 void i(Variadic &v) { 69 throw v; 70 } 71 72 // CHECK-LABEL: @"\01??_OVariadic@@QAEXAAU0@@Z" 73 // CHECK: %[[src_addr:.*]] = alloca 74 // CHECK: %[[this_addr:.*]] = alloca 75 // CHECK: store {{.*}} %src, {{.*}} %[[src_addr:.*]], align 76 // CHECK: store {{.*}} %this, {{.*}} %[[this_addr:.*]], align 77 // CHECK: %[[this:.*]] = load {{.*}} %[[this_addr]] 78 // CHECK: %[[src:.*]] = load {{.*}} %[[src_addr]] 79 // CHECK: call {{.*}} @"\01??0Variadic@@QAA@AAU0@ZZ"({{.*}} %[[this]], {{.*}} %[[src]]) 80 // CHECK: ret void 81 82 struct TemplateWithDefault { 83 template <typename T> 84 static int f() { 85 return 0; 86 } 87 template <typename T = int> 88 TemplateWithDefault(TemplateWithDefault &, T = f<T>()); 89 }; 90 91 void j(TemplateWithDefault &twd) { 92 throw twd; 93 } 94 95 96 void h() { 97 throw nullptr; 98 } 99 100 namespace std { 101 template <typename T> 102 void *__GetExceptionInfo(T); 103 } 104 105 void *GetExceptionInfo_test0() { 106 // CHECK-LABEL: @"\01?GetExceptionInfo_test0@@YAPAXXZ" 107 // CHECK: ret i8* bitcast (%eh.ThrowInfo* @_TI1H to i8*) 108 return std::__GetExceptionInfo(0); 109 } 110 111 void *GetExceptionInfo_test1() { 112 // CHECK-LABEL: @"\01?GetExceptionInfo_test1@@YAPAXXZ" 113 // CHECK: ret i8* bitcast (%eh.ThrowInfo* @_TI1P6AXXZ to i8*) 114 return std::__GetExceptionInfo<void (*)()>(&h); 115 } 116
