1 // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fapple-kext -fno-rtti -emit-llvm -o - %s | FileCheck %s
2
3 // CHECK: @_ZTV1A ={{.*}} unnamed_addr constant { [4 x i8*] } { [4 x i8*] [i8* null, i8* null, i8* bitcast (i8* (%struct.A*)* @_ZNK1A3abcEv to i8*), i8* null] }
4 // CHECK: @_ZTV4Base ={{.*}} unnamed_addr constant { [4 x i8*] } { [4 x i8*] [i8* null, i8* null, i8* bitcast (i8* (%struct.Base*)* @_ZNK4Base3abcEv to i8*), i8* null] }
5 // CHECK: @_ZTV8Derived2 ={{.*}} unnamed_addr constant { [5 x i8*] } { [5 x i8*] [i8* null, i8* null, i8* null, i8* bitcast (i8* (%struct.Derived2*)* @_ZNK8Derived23efgEv to i8*), i8* null] }
6 // CHECK: @_ZTV2D2 ={{.*}} unnamed_addr constant { [5 x i8*] } { [5 x i8*] [i8* null, i8* null, i8* null, i8* bitcast (i8* (%struct.D2*)* @_ZNK2D23abcEv to i8*), i8* null] }
7
8 struct A {
9 virtual const char* abc(void) const;
10 };
11
abc(void) const12 const char* A::abc(void) const {return "A"; };
13
14 struct B : virtual A {
15 virtual void VF();
16 };
17
VF()18 void B::VF() {}
19
FUNC(B * p)20 void FUNC(B* p) {
21 // CHECK: [[T1:%.*]] = load i8* (%struct.A*)*, i8* (%struct.A*)** getelementptr inbounds (i8* (%struct.A*)*, i8* (%struct.A*)** bitcast ({ [4 x i8*] }* @_ZTV1A to i8* (%struct.A*)**), i64 2)
22 // CHECK-NEXT: [[T2:%.*]] = call i8* [[T1]]
23 const char* c = p->A::abc();
24 }
25
26
27 // Test2
28 struct Base { virtual char* abc(void) const; };
29
abc() const30 char* Base::abc() const { return 0; }
31
32 struct Derived : public Base {
33 };
34
FUNC1(Derived * p)35 void FUNC1(Derived* p) {
36 // CHECK: [[U1:%.*]] = load i8* (%struct.Base*)*, i8* (%struct.Base*)** getelementptr inbounds (i8* (%struct.Base*)*, i8* (%struct.Base*)** bitcast ({ [4 x i8*] }* @_ZTV4Base to i8* (%struct.Base*)**), i64 2)
37 // CHECK-NEXT: [[U2:%.*]] = call i8* [[U1]]
38 char* c = p->Base::abc();
39 }
40
41
42 // Test3
43 struct Base2 { };
44
45 struct Derived2 : virtual Base2 {
46 virtual char* efg(void) const;
47 };
48
efg(void) const49 char* Derived2::efg(void) const { return 0; }
50
FUNC2(Derived2 * p)51 void FUNC2(Derived2* p) {
52 // CHECK: [[V1:%.*]] = load i8* (%struct.Derived2*)*, i8* (%struct.Derived2*)** getelementptr inbounds (i8* (%struct.Derived2*)*, i8* (%struct.Derived2*)** bitcast ({ [5 x i8*] }* @_ZTV8Derived2 to i8* (%struct.Derived2*)**), i64 3)
53 // CHECK-NEXT: [[V2:%.*]] = call i8* [[V1]]
54 char* c = p->Derived2::efg();
55 }
56
57 // Test4
58 struct Base3 { };
59
60 struct D1 : virtual Base3 {
61 };
62
63 struct D2 : virtual Base3 {
64 virtual char *abc(void) const;
65 };
66
67 struct Sub : D1, D2 {
68 };
69
abc(void) const70 char* D2::abc(void) const { return 0; }
71
FUNC3(Sub * p)72 void FUNC3(Sub* p) {
73 // CHECK: [[W1:%.*]] = load i8* (%struct.D2*)*, i8* (%struct.D2*)** getelementptr inbounds (i8* (%struct.D2*)*, i8* (%struct.D2*)** bitcast ({ [5 x i8*] }* @_ZTV2D2 to i8* (%struct.D2*)**), i64 3)
74 // CHECK-NEXT: [[W2:%.*]] = call i8* [[W1]]
75 char* c = p->D2::abc();
76 }
77
78