vtable-pointer-initialization.cpp revision 8e51a1f5da6ef4a1a168d14116c6eed3a578a263 
1// RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s
2
3struct Field {
4  Field();
5  ~Field();
6};
7
8struct Base {
9  Base();
10  ~Base();
11};
12
13struct A : Base {
14  A();
15  ~A();
16
17  virtual void f();
18
19  Field field;
20};
21
22// CHECK: define void @_ZN1AC1Ev(
23// CHECK: call void @_ZN4BaseC2Ev(
24// CHECK: store i8** getelementptr inbounds ([3 x i8*]* @_ZTV1A, i64 0, i64 2)
25// CHECK: call void @_ZN5FieldC1Ev(
26// CHECK: ret void
27A::A() { }
28
29// CHECK: define void @_ZN1AD1Ev(
30// CHECK: store i8** getelementptr inbounds ([3 x i8*]* @_ZTV1A, i64 0, i64 2)
31// CHECK: call void @_ZN5FieldD1Ev(
32// CHECK: call void @_ZN4BaseD2Ev(
33// CHECK: ret void
34A::~A() { }
35
36struct B : Base {
37  virtual void f();
38
39  Field field;
40};
41
42void f() { B b; }
43
44// CHECK: define linkonce_odr void @_ZN1BC1Ev(
45// CHECK: call void @_ZN4BaseC2Ev(
46// CHECK: store i8** getelementptr inbounds ([3 x i8*]* @_ZTV1B, i64 0, i64 2)
47// CHECK: call void @_ZN5FieldC1Ev
48// CHECK: ret void
49
50// CHECK: define linkonce_odr void @_ZN1BD1Ev(
51// CHECK: store i8** getelementptr inbounds ([3 x i8*]* @_ZTV1B, i64 0, i64 2)
52// CHECK: call void @_ZN5FieldD1Ev(
53// CHECK: call void @_ZN4BaseD2Ev(
54// CHECK: ret void
55