xref: /minix3/external/bsd/llvm/dist/clang/test/CodeGenCXX/microsoft-interface.cpp (revision f4a2713ac843a11c696ec80c0a5e3e5d80b4d338)
1*f4a2713aSLionel Sambuc // RUN: %clang_cc1 -std=c++11 -fms-extensions -Wno-microsoft -triple=i386-pc-win32 -emit-llvm %s -o - | FileCheck %s
2*f4a2713aSLionel Sambuc 
3*f4a2713aSLionel Sambuc __interface I {
4*f4a2713aSLionel Sambuc   int test() {
5*f4a2713aSLionel Sambuc     return 1;
6*f4a2713aSLionel Sambuc   }
7*f4a2713aSLionel Sambuc };
8*f4a2713aSLionel Sambuc 
9*f4a2713aSLionel Sambuc struct S : I {
10*f4a2713aSLionel Sambuc   virtual int test() override {
11*f4a2713aSLionel Sambuc     return I::test();
12*f4a2713aSLionel Sambuc   }
13*f4a2713aSLionel Sambuc };
14*f4a2713aSLionel Sambuc 
15*f4a2713aSLionel Sambuc int fn() {
16*f4a2713aSLionel Sambuc   S s;
17*f4a2713aSLionel Sambuc   return s.test();
18*f4a2713aSLionel Sambuc }
19*f4a2713aSLionel Sambuc 
20*f4a2713aSLionel Sambuc // 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*f4a2713aSLionel Sambuc 
22*f4a2713aSLionel Sambuc // CHECK-LABEL: define i32 @_Z2fnv()
23*f4a2713aSLionel Sambuc // CHECK:   call void @_ZN1SC1Ev(%struct.S* %s)
24*f4a2713aSLionel Sambuc // CHECK:   %{{[.0-9A-Z_a-z]+}} = call i32 @_ZN1S4testEv(%struct.S* %s)
25*f4a2713aSLionel Sambuc 
26*f4a2713aSLionel Sambuc // CHECK-LABEL: define linkonce_odr void @_ZN1SC1Ev(%struct.S* %this)
27*f4a2713aSLionel Sambuc // CHECK:   call void @_ZN1SC2Ev(%struct.S* %{{[.0-9A-Z_a-z]+}})
28*f4a2713aSLionel Sambuc 
29*f4a2713aSLionel Sambuc // CHECK-LABEL: define linkonce_odr i32 @_ZN1S4testEv(%struct.S* %this)
30*f4a2713aSLionel Sambuc // CHECK:   %{{[.0-9A-Z_a-z]+}} = call i32 @_ZN1I4testEv(%__interface.I* %{{[.0-9A-Z_a-z]+}})
31*f4a2713aSLionel Sambuc 
32*f4a2713aSLionel Sambuc // CHECK-LABEL: define linkonce_odr i32 @_ZN1I4testEv(%__interface.I* %this)
33*f4a2713aSLionel Sambuc // CHECK:   ret i32 1
34*f4a2713aSLionel Sambuc 
35*f4a2713aSLionel Sambuc // CHECK-LABEL: define linkonce_odr void @_ZN1SC2Ev(%struct.S* %this)
36*f4a2713aSLionel Sambuc // CHECK:   call void @_ZN1IC2Ev(%__interface.I* %{{[.0-9A-Z_a-z]+}})
37*f4a2713aSLionel Sambuc // CHECK:   store i8** getelementptr inbounds ([3 x i8*]* @_ZTV1S, i64 0, i64 2), i8*** %{{[.0-9A-Z_a-z]+}}
38*f4a2713aSLionel Sambuc 
39*f4a2713aSLionel Sambuc // CHECK-LABEL: define linkonce_odr void @_ZN1IC2Ev(%__interface.I* %this)
40*f4a2713aSLionel Sambuc // CHECK:   store i8** getelementptr inbounds ([3 x i8*]* @_ZTV1I, i64 0, i64 2), i8*** %{{[.0-9A-Z_a-z]+}}
41*f4a2713aSLionel Sambuc 
42*f4a2713aSLionel Sambuc // CHECK-NOT-LABEL: define linkonce_odr %__interface.I* @_ZN1IaSERKS_(%__interface.I* %this, %__interface.I*)
43*f4a2713aSLionel Sambuc // CHECK-NOT-LABEL: define linkonce_odr %__interface.I* @_ZN1IaSEOS_(%__interface.I* %this, %__interface.I*)
44