forked from OSchip/llvm-project
168 lines
9.3 KiB
C++
168 lines
9.3 KiB
C++
// RUN: %clang_cc1 -emit-llvm -o - -triple=i386-pc-win32 -std=c++11 %s -fcxx-exceptions -fms-extensions | FileCheck %s
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// RUN: %clang_cc1 -emit-llvm -o - -triple=i386-pc-win32 -std=c++11 %s -fcxx-exceptions -fms-extensions -DSTD | FileCheck %s
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// CHECK-DAG: @"??_R0?AUY@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"??_7type_info@@6B@", i8* null, [8 x i8] c".?AUY@@\00" }, comdat
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// 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
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// CHECK-DAG: @"??_R0?AUZ@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"??_7type_info@@6B@", i8* null, [8 x i8] c".?AUZ@@\00" }, comdat
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// 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
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// CHECK-DAG: @"??_R0?AUW@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"??_7type_info@@6B@", i8* null, [8 x i8] c".?AUW@@\00" }, comdat
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// 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
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// CHECK-DAG: @"??_R0?AUM@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"??_7type_info@@6B@", i8* null, [8 x i8] c".?AUM@@\00" }, comdat
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// 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
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// CHECK-DAG: @"??_R0?AUV@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"??_7type_info@@6B@", i8* null, [8 x i8] c".?AUV@@\00" }, comdat
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// 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
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// 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
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// 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
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// 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
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// CHECK-DAG: @"_CT??_R0?AUDeletedCopy@@@81" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 0, i8* bitcast (%rtti.TypeDescriptor17* @"??_R0?AUDeletedCopy@@@8" to i8*), i32 0, i32 -1, i32 0, i32 1, i8* null }, section ".xdata", comdat
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// CHECk-DAG: @"_CT??_R0?AUMoveOnly@@@84" = linkonce_odr unnamed_addr constant %eh.CatchableType { i32 0, i8* bitcast (%rtti.TypeDescriptor14* @"??_R0?AUMoveOnly@@@8" to i8*), i32 0, i321-1, i32 0, i32 4, i8* null }, section ".xdata", comda
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// 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
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// 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
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// 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
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// 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
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// 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
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// 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
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// 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
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// 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
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// 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"
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struct N { ~N(); };
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struct M : private N {};
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struct X {};
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struct Z {};
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struct V : private X {};
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struct W : M, virtual V {};
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struct Y : Z, W, virtual V {};
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void f(const Y &y) {
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// CHECK-LABEL: @"?f@@YAXABUY@@@Z"
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// CHECK: call x86_thiscallcc %struct.Y* @"??0Y@@QAE@ABU0@@Z"(%struct.Y* %[[mem:.*]], %struct.Y*
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// CHECK: %[[cast:.*]] = bitcast %struct.Y* %[[mem]] to i8*
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// CHECK: call void @_CxxThrowException(i8* %[[cast]], %eh.ThrowInfo* @"_TI5?AUY@@")
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throw y;
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}
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void g(const int *const *y) {
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// CHECK-LABEL: @"?g@@YAXPBQBH@Z"
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// CHECK: call void @_CxxThrowException(i8* %{{.*}}, %eh.ThrowInfo* @_TIC2PAPBH)
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throw y;
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}
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void h(__unaligned int * __unaligned *y) {
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// CHECK-LABEL: @"?h@@YAXPFAPFAH@Z"
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// CHECK: call void @_CxxThrowException(i8* %{{.*}}, %eh.ThrowInfo* @_TIU2PAPFAH)
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throw y;
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}
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struct Default {
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Default(Default &, int = 42);
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};
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// CHECK-LABEL: @"??_ODefault@@QAEXAAU0@@Z"
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// CHECK: %[[src_addr:.*]] = alloca
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// CHECK: %[[this_addr:.*]] = alloca
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// CHECK: store {{.*}} %src, {{.*}} %[[src_addr]], align 4
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// CHECK: store {{.*}} %this, {{.*}} %[[this_addr]], align 4
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// CHECK: %[[this:.*]] = load {{.*}} %[[this_addr]]
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// CHECK: %[[src:.*]] = load {{.*}} %[[src_addr]]
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// CHECK: call x86_thiscallcc {{.*}} @"??0Default@@QAE@AAU0@H@Z"({{.*}} %[[this]], {{.*}} %[[src]], i32 42)
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// CHECK: ret void
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void h(Default &d) {
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throw d;
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}
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struct DeletedCopy {
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DeletedCopy();
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DeletedCopy(DeletedCopy &&);
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DeletedCopy(const DeletedCopy &) = delete;
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};
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void throwDeletedCopy() { throw DeletedCopy(); }
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struct MoveOnly {
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MoveOnly();
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MoveOnly(MoveOnly &&);
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~MoveOnly();
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MoveOnly(const MoveOnly &) = delete;
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// For some reason this subobject was important for reproducing PR43680
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struct HasCopy {
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HasCopy();
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HasCopy(const HasCopy &o);
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~HasCopy();
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int x;
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} sub;
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};
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void throwMoveOnly() { throw MoveOnly(); }
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struct Variadic {
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Variadic(Variadic &, ...);
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};
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void i(Variadic &v) {
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throw v;
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}
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// CHECK-LABEL: @"??_OVariadic@@QAEXAAU0@@Z"
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// CHECK: %[[src_addr:.*]] = alloca
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// CHECK: %[[this_addr:.*]] = alloca
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// CHECK: store {{.*}} %src, {{.*}} %[[src_addr:.*]], align
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// CHECK: store {{.*}} %this, {{.*}} %[[this_addr:.*]], align
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// CHECK: %[[this:.*]] = load {{.*}} %[[this_addr]]
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// CHECK: %[[src:.*]] = load {{.*}} %[[src_addr]]
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// CHECK: call {{.*}} @"??0Variadic@@QAA@AAU0@ZZ"({{.*}} %[[this]], {{.*}} %[[src]])
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// CHECK: ret void
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struct TemplateWithDefault {
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template <typename T>
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static int f() {
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return 0;
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}
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template <typename T = int>
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TemplateWithDefault(TemplateWithDefault &, T = f<T>());
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};
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void j(TemplateWithDefault &twd) {
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throw twd;
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}
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void h() {
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throw nullptr;
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}
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#ifdef STD
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namespace std {
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template <typename T>
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void *__GetExceptionInfo(T);
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}
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#else
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template <typename T>
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void *__GetExceptionInfo(T);
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#endif
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using namespace std;
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void *GetExceptionInfo_test0() {
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// CHECK-LABEL: @"?GetExceptionInfo_test0@@YAPAXXZ"
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// CHECK: ret i8* bitcast (%eh.ThrowInfo* @_TI1H to i8*)
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return __GetExceptionInfo(0);
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}
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void *GetExceptionInfo_test1() {
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// CHECK-LABEL: @"?GetExceptionInfo_test1@@YAPAXXZ"
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// CHECK: ret i8* bitcast (%eh.ThrowInfo* @_TI1P6AXXZ to i8*)
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return __GetExceptionInfo<void (*)()>(&h);
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}
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// PR36327: Try an exception type with no linkage.
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namespace { struct Foo { } foo_exc; }
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void *GetExceptionInfo_test2() {
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// CHECK-LABEL: @"?GetExceptionInfo_test2@@YAPAXXZ"
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// CHECK: ret i8* bitcast (%eh.ThrowInfo* @"_TI1?AUFoo@?A0x{{[^@]*}}@@" to i8*)
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return __GetExceptionInfo(foo_exc);
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}
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