xref: /aosp_15_r20/external/clang/test/CodeGenCXX/microsoft-interface.cpp (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 -std=c++11 -fms-extensions -Wno-microsoft -triple=i386-pc-windows-gnu -emit-llvm %s -o - | FileCheck %s
2*67e74705SXin Li 
3*67e74705SXin Li __interface I {
4*67e74705SXin Li   int test() {
5*67e74705SXin Li     return 1;
6*67e74705SXin Li   }
7*67e74705SXin Li };
8*67e74705SXin Li 
9*67e74705SXin Li struct S : I {
testS10*67e74705SXin Li   virtual int test() override {
11*67e74705SXin Li     return I::test();
12*67e74705SXin Li   }
13*67e74705SXin Li };
14*67e74705SXin Li 
fn()15*67e74705SXin Li int fn() {
16*67e74705SXin Li   S s;
17*67e74705SXin Li   return s.test();
18*67e74705SXin Li }
19*67e74705SXin Li 
20*67e74705SXin Li // 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*67e74705SXin Li 
22*67e74705SXin Li // CHECK-LABEL: define i32 @_Z2fnv()
23*67e74705SXin Li // CHECK:   call x86_thiscallcc void @_ZN1SC1Ev(%struct.S* %s)
24*67e74705SXin Li // CHECK:   %{{[.0-9A-Z_a-z]+}} = call x86_thiscallcc i32 @_ZN1S4testEv(%struct.S* %s)
25*67e74705SXin Li 
26*67e74705SXin Li // CHECK-LABEL: define linkonce_odr x86_thiscallcc void @_ZN1SC1Ev(%struct.S* %this)
27*67e74705SXin Li // CHECK:   call x86_thiscallcc void @_ZN1SC2Ev(%struct.S* %{{[.0-9A-Z_a-z]+}})
28*67e74705SXin Li 
29*67e74705SXin Li // CHECK-LABEL: define linkonce_odr x86_thiscallcc i32 @_ZN1S4testEv(%struct.S* %this)
30*67e74705SXin Li // CHECK:   %{{[.0-9A-Z_a-z]+}} = call x86_thiscallcc i32 @_ZN1I4testEv(%__interface.I* %{{[.0-9A-Z_a-z]+}})
31*67e74705SXin Li 
32*67e74705SXin Li // CHECK-LABEL: define linkonce_odr x86_thiscallcc void @_ZN1SC2Ev(%struct.S* %this)
33*67e74705SXin Li // CHECK:   call x86_thiscallcc void @_ZN1IC2Ev(%__interface.I* %{{[.0-9A-Z_a-z]+}})
34*67e74705SXin Li // CHECK:   store i32 (...)** bitcast (i8** getelementptr inbounds ([3 x i8*], [3 x i8*]* @_ZTV1S, i32 0, i32 2) to i32 (...)**), i32 (...)*** %{{[.0-9A-Z_a-z]+}}
35*67e74705SXin Li 
36*67e74705SXin Li // CHECK-LABEL: define linkonce_odr x86_thiscallcc void @_ZN1IC2Ev(%__interface.I* %this)
37*67e74705SXin Li // CHECK:   store i32 (...)** bitcast (i8** getelementptr inbounds ([3 x i8*], [3 x i8*]* @_ZTV1I, i32 0, i32 2) to i32 (...)**), i32 (...)*** %{{[.0-9A-Z_a-z]+}}
38*67e74705SXin Li 
39*67e74705SXin Li // CHECK-LABEL: define linkonce_odr x86_thiscallcc i32 @_ZN1I4testEv(%__interface.I* %this)
40*67e74705SXin Li // CHECK:   ret i32 1
41