56 lines · cpp
1// RUN: %clang_cc1 %s -fno-rtti -triple=i386-pc-win32 -fms-extensions -emit-llvm -o - -O1 -disable-llvm-passes | FileCheck %s -check-prefix=NO-RTTI2// RUN: %clang_cc1 %s -triple=i386-pc-win32 -fms-extensions -emit-llvm -o - -O1 -disable-llvm-passes | FileCheck %s -check-prefix=RTTI3 4// RTTI-DAG: $"??_7S@@6B@" = comdat largest5// RTTI-DAG: $"??_7V@@6B@" = comdat largest6 7struct S {8 virtual ~S();9} s;10 11// RTTI-DAG: [[VTABLE_S:@.*]] = private unnamed_addr constant { [2 x ptr] } { [2 x ptr] [ptr @"??_R4S@@6B@", ptr @"??_GS@@UAEPAXI@Z"] }, comdat($"??_7S@@6B@")12// RTTI-DAG: @"??_7S@@6B@" = unnamed_addr alias ptr, getelementptr inbounds ({ [2 x ptr] }, ptr [[VTABLE_S]], i32 0, i32 0, i32 1)13 14// NO-RTTI-DAG: @"??_7S@@6B@" = linkonce_odr unnamed_addr constant { [1 x ptr] } { [1 x ptr] [ptr @"??_GS@@UAEPAXI@Z"] }15 16struct __declspec(dllimport) U {17 virtual ~U();18} u;19 20// RTTI-DAG: [[VTABLE_U:@.*]] = private unnamed_addr constant { [2 x ptr] } { [2 x ptr] [ptr @"??_R4U@@6B@", ptr @"??_GU@@UAEPAXI@Z"] }21// RTTI-DAG: @"??_SU@@6B@" = unnamed_addr alias ptr, getelementptr inbounds ({ [2 x ptr] }, ptr [[VTABLE_U]], i32 0, i32 0, i32 1)22 23// NO-RTTI-DAG: @"??_SU@@6B@" = linkonce_odr unnamed_addr constant { [1 x ptr] } { [1 x ptr] [ptr @"??_GU@@UAEPAXI@Z"] }24 25struct __declspec(dllexport) V {26 virtual ~V();27} v;28 29// RTTI-DAG: [[VTABLE_V:@.*]] = private unnamed_addr constant { [2 x ptr] } { [2 x ptr] [ptr @"??_R4V@@6B@", ptr @"??_GV@@UAEPAXI@Z"] }, comdat($"??_7V@@6B@")30// RTTI-DAG: @"??_7V@@6B@" = dllexport unnamed_addr alias ptr, getelementptr inbounds ({ [2 x ptr] }, ptr [[VTABLE_V]], i32 0, i32 0, i32 1)31 32// NO-RTTI-DAG: @"??_7V@@6B@" = weak_odr dllexport unnamed_addr constant { [1 x ptr] } { [1 x ptr] [ptr @"??_GV@@UAEPAXI@Z"] }33 34namespace {35struct W {36 virtual ~W() {}37} w;38}39// RTTI-DAG: [[VTABLE_W:@.*]] = private unnamed_addr constant { [2 x ptr] } { [2 x ptr] [ptr @"??_R4W@?A0x{{[^@]*}}@@6B@", ptr @"??_GW@?A0x{{[^@]*}}@@UAEPAXI@Z"] }40// RTTI-DAG: @"??_7W@?A0x{{[^@]*}}@@6B@" = internal unnamed_addr alias ptr, getelementptr inbounds ({ [2 x ptr] }, ptr [[VTABLE_W]], i32 0, i32 0, i32 1)41 42// NO-RTTI-DAG: @"??_7W@?A0x{{[^@]*}}@@6B@" = internal unnamed_addr constant { [1 x ptr] } { [1 x ptr] [ptr @"??_GW@?A0x{{[^@]*}}@@UAEPAXI@Z"] }43 44struct X {};45template <class> struct Y : virtual X {46 Y() {}47 virtual ~Y();48};49 50extern template class Y<int>;51template Y<int>::Y();52// RTTI-DAG: [[VTABLE_Y:@.*]] = private unnamed_addr constant { [2 x ptr] } { [2 x ptr] [ptr @"??_R4?$Y@H@@6B@", ptr @"??_G?$Y@H@@UAEPAXI@Z"] }, comdat($"??_7?$Y@H@@6B@")53// RTTI-DAG: @"??_7?$Y@H@@6B@" = unnamed_addr alias ptr, getelementptr inbounds ({ [2 x ptr] }, ptr [[VTABLE_Y]], i32 0, i32 0, i32 1)54 55// NO-RTTI-DAG: @"??_7?$Y@H@@6B@" = linkonce_odr unnamed_addr constant { [1 x ptr] } { [1 x ptr] [ptr @"??_G?$Y@H@@UAEPAXI@Z"] }, comdat56