| 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: @"??_R0?AUY@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"??_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* @"??_R0?AUY@@@8" to i8*), i32 0, i32 -1, i32 0, i32 8, i8* bitcast (%struct.Y* (%struct.Y*, %struct.Y*, i32)* @"??0Y@@QAE@ABU0@@Z" to i8*) }, section ".xdata", comdat |
| 6 | // CHECK-DAG: @"??_R0?AUZ@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"??_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* @"??_R0?AUZ@@@8" to i8*), i32 0, i32 -1, i32 0, i32 1, i8* null }, section ".xdata", comdat |
| 8 | // CHECK-DAG: @"??_R0?AUW@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"??_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* @"??_R0?AUW@@@8" to i8*), i32 4, i32 -1, i32 0, i32 4, i8* bitcast (%struct.W* (%struct.W*, %struct.W*, i32)* @"??0W@@QAE@ABU0@@Z" to i8*) }, section ".xdata", comdat |
| 10 | // CHECK-DAG: @"??_R0?AUM@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"??_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* @"??_R0?AUM@@@8" to i8*), i32 8, i32 -1, i32 0, i32 1, i8* null }, section ".xdata", comdat |
| 12 | // CHECK-DAG: @"??_R0?AUV@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"??_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* @"??_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*)* @"??_DY@@QAEXXZ" 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* @"??_R0?AUDefault@@@8" to i8*), i32 0, i32 -1, i32 0, i32 1, i8* bitcast (void (%struct.Default*, %struct.Default*)* @"??_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* @"??_R0?AUVariadic@@@8" to i8*), i32 0, i32 -1, i32 0, i32 1, i8* bitcast (void (%struct.Variadic*, %struct.Variadic*)* @"??_OVariadic@@QAEXAAU0@@Z" to i8*) }, section ".xdata", comdat |
| 18 | // CHECK-DAG: @"_CT??_R0?AUTemplateWithDefault@@@8??$?_OH@TemplateWithDefault@@QAEXAAU0@@Z1" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 0, i8* bitcast (%rtti.TypeDescriptor25* @"??_R0?AUTemplateWithDefault@@@8" to i8*), i32 0, i32 -1, i32 0, i32 1, i8* bitcast (void (%struct.TemplateWithDefault*, %struct.TemplateWithDefault*)* @"??$?_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* @"??_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 | // CHECK-DAG: @"_TI1?AUFoo@?A0x{{[^@]*}}@@" = internal unnamed_addr constant %eh.ThrowInfo { i32 0, i8* null, i8* null, i8* bitcast (%eh.CatchableTypeArray.1* @"_CTA1?AUFoo@?A0x{{[^@]*}}@@" to i8*) }, section ".xdata" |
| 26 | |
| 27 | |
| 28 | struct N { ~N(); }; |
| 29 | struct M : private N {}; |
| 30 | struct X {}; |
| 31 | struct Z {}; |
| 32 | struct V : private X {}; |
| 33 | struct W : M, virtual V {}; |
| 34 | struct Y : Z, W, virtual V {}; |
| 35 | |
| 36 | void f(const Y &y) { |
| 37 | // CHECK-LABEL: @"?f@@YAXABUY@@@Z" |
| 38 | // CHECK: call x86_thiscallcc %struct.Y* @"??0Y@@QAE@ABU0@@Z"(%struct.Y* %[[mem:.*]], %struct.Y* |
| 39 | // CHECK: %[[cast:.*]] = bitcast %struct.Y* %[[mem]] to i8* |
| 40 | // CHECK: call void @_CxxThrowException(i8* %[[cast]], %eh.ThrowInfo* @"_TI5?AUY@@") |
| 41 | throw y; |
| 42 | } |
| 43 | |
| 44 | void g(const int *const *y) { |
| 45 | // CHECK-LABEL: @"?g@@YAXPBQBH@Z" |
| 46 | // CHECK: call void @_CxxThrowException(i8* %{{.*}}, %eh.ThrowInfo* @_TIC2PAPBH) |
| 47 | throw y; |
| 48 | } |
| 49 | |
| 50 | void h(__unaligned int * __unaligned *y) { |
| 51 | // CHECK-LABEL: @"?h@@YAXPFAPFAH@Z" |
| 52 | // CHECK: call void @_CxxThrowException(i8* %{{.*}}, %eh.ThrowInfo* @_TIU2PAPFAH) |
| 53 | throw y; |
| 54 | } |
| 55 | |
| 56 | struct Default { |
| 57 | Default(Default &, int = 42); |
| 58 | }; |
| 59 | |
| 60 | // CHECK-LABEL: @"??_ODefault@@QAEXAAU0@@Z" |
| 61 | // CHECK: %[[src_addr:.*]] = alloca |
| 62 | // CHECK: %[[this_addr:.*]] = alloca |
| 63 | // CHECK: store {{.*}} %src, {{.*}} %[[src_addr]], align 4 |
| 64 | // CHECK: store {{.*}} %this, {{.*}} %[[this_addr]], align 4 |
| 65 | // CHECK: %[[this:.*]] = load {{.*}} %[[this_addr]] |
| 66 | // CHECK: %[[src:.*]] = load {{.*}} %[[src_addr]] |
| 67 | // CHECK: call x86_thiscallcc {{.*}} @"??0Default@@QAE@AAU0@H@Z"({{.*}} %[[this]], {{.*}} %[[src]], i32 42) |
| 68 | // CHECK: ret void |
| 69 | |
| 70 | void h(Default &d) { |
| 71 | throw d; |
| 72 | } |
| 73 | |
| 74 | struct Variadic { |
| 75 | Variadic(Variadic &, ...); |
| 76 | }; |
| 77 | |
| 78 | void i(Variadic &v) { |
| 79 | throw v; |
| 80 | } |
| 81 | |
| 82 | // CHECK-LABEL: @"??_OVariadic@@QAEXAAU0@@Z" |
| 83 | // CHECK: %[[src_addr:.*]] = alloca |
| 84 | // CHECK: %[[this_addr:.*]] = alloca |
| 85 | // CHECK: store {{.*}} %src, {{.*}} %[[src_addr:.*]], align |
| 86 | // CHECK: store {{.*}} %this, {{.*}} %[[this_addr:.*]], align |
| 87 | // CHECK: %[[this:.*]] = load {{.*}} %[[this_addr]] |
| 88 | // CHECK: %[[src:.*]] = load {{.*}} %[[src_addr]] |
| 89 | // CHECK: call {{.*}} @"??0Variadic@@QAA@AAU0@ZZ"({{.*}} %[[this]], {{.*}} %[[src]]) |
| 90 | // CHECK: ret void |
| 91 | |
| 92 | struct TemplateWithDefault { |
| 93 | template <typename T> |
| 94 | static int f() { |
| 95 | return 0; |
| 96 | } |
| 97 | template <typename T = int> |
| 98 | TemplateWithDefault(TemplateWithDefault &, T = f<T>()); |
| 99 | }; |
| 100 | |
| 101 | void j(TemplateWithDefault &twd) { |
| 102 | throw twd; |
| 103 | } |
| 104 | |
| 105 | |
| 106 | void h() { |
| 107 | throw nullptr; |
| 108 | } |
| 109 | |
| 110 | #ifdef STD |
| 111 | namespace std { |
| 112 | template <typename T> |
| 113 | void *__GetExceptionInfo(T); |
| 114 | } |
| 115 | #else |
| 116 | template <typename T> |
| 117 | void *__GetExceptionInfo(T); |
| 118 | #endif |
| 119 | using namespace std; |
| 120 | |
| 121 | void *GetExceptionInfo_test0() { |
| 122 | // CHECK-LABEL: @"?GetExceptionInfo_test0@@YAPAXXZ" |
| 123 | // CHECK: ret i8* bitcast (%eh.ThrowInfo* @_TI1H to i8*) |
| 124 | return __GetExceptionInfo(0); |
| 125 | } |
| 126 | |
| 127 | void *GetExceptionInfo_test1() { |
| 128 | // CHECK-LABEL: @"?GetExceptionInfo_test1@@YAPAXXZ" |
| 129 | // CHECK: ret i8* bitcast (%eh.ThrowInfo* @_TI1P6AXXZ to i8*) |
| 130 | return __GetExceptionInfo<void (*)()>(&h); |
| 131 | } |
| 132 | |
| 133 | // PR36327: Try an exception type with no linkage. |
| 134 | namespace { struct Foo { } foo_exc; } |
| 135 | |
| 136 | void *GetExceptionInfo_test2() { |
| 137 | // CHECK-LABEL: @"?GetExceptionInfo_test2@@YAPAXXZ" |
| 138 | // CHECK: ret i8* bitcast (%eh.ThrowInfo* @"_TI1?AUFoo@?A0x{{[^@]*}}@@" to i8*) |
| 139 | return __GetExceptionInfo(foo_exc); |
| 140 | } |
| 141 | |