1// RUN: %clang_cc1 -std=c++11 -fms-extensions -Wno-microsoft -triple=i386-pc-windows-gnu -emit-llvm %s -o - | FileCheck %s
2
3__interface I {
4  int test() {
5    return 1;
6  }
7};
8
9struct S : I {
10  virtual int test() override {
11    return I::test();
12  }
13};
14
15int fn() {
16  S s;
17  return s.test();
18}
19
20// CHECK: @_ZTV1S = linkonce_odr unnamed_addr constant [3 x i8*] [i8* null, i8* bitcast ({ i8*, i8*, i8* }* @_ZTI1S to i8*), i8* bitcast (i32 (%struct.S*)* @_ZN1S4testEv to i8*)]
21
22// CHECK-LABEL: define i32 @_Z2fnv()
23// CHECK:   call x86_thiscallcc void @_ZN1SC1Ev(%struct.S* %s)
24// CHECK:   %{{[.0-9A-Z_a-z]+}} = call x86_thiscallcc i32 @_ZN1S4testEv(%struct.S* %s)
25
26// CHECK-LABEL: define linkonce_odr x86_thiscallcc void @_ZN1SC1Ev(%struct.S* %this)
27// CHECK:   call x86_thiscallcc void @_ZN1SC2Ev(%struct.S* %{{[.0-9A-Z_a-z]+}})
28
29// CHECK-LABEL: define linkonce_odr x86_thiscallcc i32 @_ZN1S4testEv(%struct.S* %this)
30// CHECK:   %{{[.0-9A-Z_a-z]+}} = call x86_thiscallcc i32 @_ZN1I4testEv(%__interface.I* %{{[.0-9A-Z_a-z]+}})
31
32// CHECK-LABEL: define linkonce_odr x86_thiscallcc i32 @_ZN1I4testEv(%__interface.I* %this)
33// CHECK:   ret i32 1
34
35// CHECK-LABEL: define linkonce_odr x86_thiscallcc void @_ZN1SC2Ev(%struct.S* %this)
36// CHECK:   call x86_thiscallcc void @_ZN1IC2Ev(%__interface.I* %{{[.0-9A-Z_a-z]+}})
37// CHECK:   store i8** getelementptr inbounds ([3 x i8*]* @_ZTV1S, i64 0, i64 2), i8*** %{{[.0-9A-Z_a-z]+}}
38
39// CHECK-LABEL: define linkonce_odr x86_thiscallcc void @_ZN1IC2Ev(%__interface.I* %this)
40// CHECK:   store i8** getelementptr inbounds ([3 x i8*]* @_ZTV1I, i64 0, i64 2), i8*** %{{[.0-9A-Z_a-z]+}}
41