1*67e74705SXin Li // RUN: %clang_cc1 -fno-rtti-data -O1 -disable-llvm-optzns %s -emit-llvm -o - -triple x86_64-windows-msvc | FileCheck %s 2*67e74705SXin Li 3*67e74705SXin Li // Even though Foo<int> has an extern template declaration, we have to emit our 4*67e74705SXin Li // own copy the vftable when emitting the available externally constructor. 5*67e74705SXin Li 6*67e74705SXin Li // CHECK: @"\01??_7?$Foo@H@@6B@" = linkonce_odr unnamed_addr constant [1 x i8*] [ 7*67e74705SXin Li // CHECK-SAME: i8* bitcast (i8* (%struct.Foo*, i32)* @"\01??_G?$Foo@H@@UEAAPEAXI@Z" to i8*) 8*67e74705SXin Li // CHECK-SAME: ], comdat 9*67e74705SXin Li 10*67e74705SXin Li // CHECK-LABEL: define %struct.Foo* @"\01?f@@YAPEAU?$Foo@H@@XZ"() 11*67e74705SXin Li // CHECK: call %struct.Foo* @"\01??0?$Foo@H@@QEAA@XZ"(%struct.Foo* %{{.*}}) 12*67e74705SXin Li 13*67e74705SXin Li // CHECK: define available_externally %struct.Foo* @"\01??0?$Foo@H@@QEAA@XZ"(%struct.Foo* returned %this) 14*67e74705SXin Li // CHECK: store {{.*}} @"\01??_7?$Foo@H@@6B@" 15*67e74705SXin Li 16*67e74705SXin Li // CHECK: define linkonce_odr i8* @"\01??_G?$Foo@H@@UEAAPEAXI@Z"(%struct.Foo* %this, i32 %should_call_delete) 17*67e74705SXin Li 18*67e74705SXin Li struct Base { 19*67e74705SXin Li virtual ~Base(); 20*67e74705SXin Li }; 21*67e74705SXin Li template <typename T> struct Foo : Base { FooFoo22*67e74705SXin Li Foo() {} 23*67e74705SXin Li }; 24*67e74705SXin Li extern template class Foo<int>; f()25*67e74705SXin LiFoo<int> *f() { return new Foo<int>(); } 26