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-RTTI 2 // RUN: %clang_cc1 %s -triple=i386-pc-win32 -fms-extensions -emit-llvm -o - -O1 -disable-llvm-passes | FileCheck %s -check-prefix=RTTI 3 4 // RTTI-DAG: $"??_7S@@6B@" = comdat largest 5 // RTTI-DAG: $"??_7V@@6B@" = comdat largest 6 7 struct S { 8 virtual ~S(); 9 } s; 10 11 // RTTI-DAG: [[VTABLE_S:@.*]] = private unnamed_addr constant { [2 x ptr] } { [2 x ptr] [ptr @"??_R4S@@6B@", ptr @"??_GS@@UAEPAXI@Z"] }, comdat($"??_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 16 struct __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 25 struct __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($"??_7V@@6B@") 30 // RTTI-DAG: @"??_7V@@6B@" = dllexport unnamed_addr alias ptr, getelementptr inbounds ({ [2 x ptr] }, ptr [[VTABLE_V]], i32 0, i32 0, i32 1) 31 32 // NO-RTTI-DAG: @"??_7V@@6B@" = weak_odr dllexport unnamed_addr constant { [1 x ptr] } { [1 x ptr] [ptr @"??_GV@@UAEPAXI@Z"] } 33 34 namespace { 35 struct W { ~W__anonff2fae400111::W36 virtual ~W() {} 37 } w; 38 } 39 // RTTI-DAG: [[VTABLE_W:@.*]] = private unnamed_addr constant { [2 x ptr] } { [2 x ptr] [ptr @"??_R4W@?A0x{{[^@]*}}@@6B@", ptr @"??_GW@?A0x{{[^@]*}}@@UAEPAXI@Z"] } 40 // RTTI-DAG: @"??_7W@?A0x{{[^@]*}}@@6B@" = internal unnamed_addr alias ptr, getelementptr inbounds ({ [2 x ptr] }, ptr [[VTABLE_W]], i32 0, i32 0, i32 1) 41 42 // NO-RTTI-DAG: @"??_7W@?A0x{{[^@]*}}@@6B@" = internal unnamed_addr constant { [1 x ptr] } { [1 x ptr] [ptr @"??_GW@?A0x{{[^@]*}}@@UAEPAXI@Z"] } 43 44 struct X {}; 45 template <class> struct Y : virtual X { YY46 Y() {} 47 virtual ~Y(); 48 }; 49 50 extern template class Y<int>; 51 template Y<int>::Y(); 52 // RTTI-DAG: [[VTABLE_Y:@.*]] = private unnamed_addr constant { [2 x ptr] } { [2 x ptr] [ptr @"??_R4?$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"] }, comdat 56