| 1 | // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fapple-kext -fno-rtti -emit-llvm -o - %s | FileCheck %s |
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| 2 | |
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| 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] } |
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| 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] } |
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| 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] } |
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| 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] } |
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| 7 | |
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| 8 | struct A { |
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| 9 | virtual const char* abc(void) const; |
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| 10 | }; |
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| 11 | |
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| 12 | const char* A::abc(void) const {return "A"; }; |
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| 13 | |
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| 14 | struct B : virtual A { |
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| 15 | virtual void VF(); |
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| 16 | }; |
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| 17 | |
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| 18 | void B::VF() {} |
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| 19 | |
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| 20 | void FUNC(B* p) { |
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| 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) |
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| 22 | // CHECK-NEXT: [[T2:%.*]] = call i8* [[T1]] |
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| 23 | const char* c = p->A::abc(); |
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| 24 | } |
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| 25 | |
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| 26 | |
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| 27 | // Test2 |
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| 28 | struct Base { virtual char* abc(void) const; }; |
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| 29 | |
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| 30 | char* Base::abc() const { return 0; } |
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| 31 | |
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| 32 | struct Derived : public Base { |
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| 33 | }; |
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| 34 | |
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| 35 | void FUNC1(Derived* p) { |
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| 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) |
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| 37 | // CHECK-NEXT: [[U2:%.*]] = call i8* [[U1]] |
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| 38 | char* c = p->Base::abc(); |
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| 39 | } |
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| 40 | |
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| 41 | |
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| 42 | // Test3 |
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| 43 | struct Base2 { }; |
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| 44 | |
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| 45 | struct Derived2 : virtual Base2 { |
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| 46 | virtual char* efg(void) const; |
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| 47 | }; |
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| 48 | |
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| 49 | char* Derived2::efg(void) const { return 0; } |
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| 50 | |
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| 51 | void FUNC2(Derived2* p) { |
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| 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) |
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| 53 | // CHECK-NEXT: [[V2:%.*]] = call i8* [[V1]] |
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| 54 | char* c = p->Derived2::efg(); |
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| 55 | } |
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| 56 | |
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| 57 | // Test4 |
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| 58 | struct Base3 { }; |
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| 59 | |
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| 60 | struct D1 : virtual Base3 { |
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| 61 | }; |
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| 62 | |
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| 63 | struct D2 : virtual Base3 { |
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| 64 | virtual char *abc(void) const; |
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| 65 | }; |
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| 66 | |
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| 67 | struct Sub : D1, D2 { |
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| 68 | }; |
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| 69 | |
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| 70 | char* D2::abc(void) const { return 0; } |
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| 71 | |
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| 72 | void FUNC3(Sub* p) { |
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| 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) |
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| 74 | // CHECK-NEXT: [[W2:%.*]] = call i8* [[W1]] |
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| 75 | char* c = p->D2::abc(); |
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| 76 | } |
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| 77 | |
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| 78 | |
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