1 // RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -std=c++11 -emit-llvm -o - | FileCheck %s
2
3 // Test1::B should just have a single entry in its VTT, which points to the vtable.
4 namespace Test1 {
5 struct A { };
6
7 struct B : virtual A {
8 virtual void f();
9 };
10
f()11 void B::f() { }
12 }
13
14 // Check that we don't add a secondary virtual pointer for Test2::A, since Test2::A doesn't have any virtual member functions or bases.
15 namespace Test2 {
16 struct A { };
17
18 struct B : A { virtual void f(); };
19 struct C : virtual B { };
20
21 C c;
22 }
23
24 // This is the sample from the C++ Itanium ABI, p2.6.2.
25 namespace Test3 {
26 class A1 { int i; };
27 class A2 { int i; virtual void f(); };
28 class V1 : public A1, public A2 { int i; };
29 class B1 { int i; };
30 class B2 { int i; };
31 class V2 : public B1, public B2, public virtual V1 { int i; };
32 class V3 {virtual void g(); };
33 class C1 : public virtual V1 { int i; };
34 class C2 : public virtual V3, virtual V2 { int i; };
35 class X1 { int i; };
36 class C3 : public X1 { int i; };
37 class D : public C1, public C2, public C3 { int i; };
38
39 D d;
40 }
41
42 // This is the sample from the C++ Itanium ABI, p2.6.2, with the change suggested
43 // (making A2 a virtual base of V1)
44 namespace Test4 {
45 class A1 { int i; };
46 class A2 { int i; virtual void f(); };
47 class V1 : public A1, public virtual A2 { int i; };
48 class B1 { int i; };
49 class B2 { int i; };
50 class V2 : public B1, public B2, public virtual V1 { int i; };
51 class V3 {virtual void g(); };
52 class C1 : public virtual V1 { int i; };
53 class C2 : public virtual V3, virtual V2 { int i; };
54 class X1 { int i; };
55 class C3 : public X1 { int i; };
56 class D : public C1, public C2, public C3 { int i; };
57
58 D d;
59 }
60
61 namespace Test5 {
62 struct A {
63 virtual void f() = 0;
64 virtual void anchor();
65 };
66
anchor()67 void A::anchor() {
68 }
69 }
70
71 namespace Test6 {
72 struct A {
73 virtual void f() = delete;
74 virtual void anchor();
75 };
76
anchor()77 void A::anchor() {
78 }
79 }
80
81 // CHECK: @_ZTTN5Test11BE ={{.*}} unnamed_addr constant [1 x ptr] [ptr getelementptr inbounds inrange(-24, 8) ({ [4 x ptr] }, ptr @_ZTVN5Test11BE, i32 0, i32 0, i32 3)]
82 // CHECK: @_ZTVN5Test51AE ={{.*}} unnamed_addr constant { [4 x ptr] } { [4 x ptr] [ptr null, ptr @_ZTIN5Test51AE, ptr @__cxa_pure_virtual, ptr @_ZN5Test51A6anchorEv] }
83 // CHECK: @_ZTVN5Test61AE ={{.*}} unnamed_addr constant { [4 x ptr] } { [4 x ptr] [ptr null, ptr @_ZTIN5Test61AE, ptr @__cxa_deleted_virtual, ptr @_ZN5Test61A6anchorEv] }
84 // CHECK: @_ZTTN5Test21CE = linkonce_odr unnamed_addr constant [2 x ptr] [ptr getelementptr inbounds inrange(-32, 8) ({ [5 x ptr] }, ptr @_ZTVN5Test21CE, i32 0, i32 0, i32 4), ptr getelementptr inbounds inrange(-32, 8) ({ [5 x ptr] }, ptr @_ZTVN5Test21CE, i32 0, i32 0, i32 4)]
85 // CHECK: @_ZTTN5Test31DE = linkonce_odr unnamed_addr constant [13 x ptr] [ptr getelementptr inbounds inrange(-40, 0) ({ [5 x ptr], [7 x ptr], [4 x ptr], [3 x ptr] }, ptr @_ZTVN5Test31DE, i32 0, i32 0, i32 5), ptr getelementptr inbounds inrange(-24, 0) ({ [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test31DE0_NS_2C1E, i32 0, i32 0, i32 3), ptr getelementptr inbounds inrange(-24, 8) ({ [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test31DE0_NS_2C1E, i32 0, i32 1, i32 3), ptr getelementptr inbounds inrange(-48, 8) ({ [7 x ptr], [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test31DE16_NS_2C2E, i32 0, i32 0, i32 6), ptr getelementptr inbounds inrange(-48, 8) ({ [7 x ptr], [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test31DE16_NS_2C2E, i32 0, i32 0, i32 6), ptr getelementptr inbounds inrange(-24, 0) ({ [7 x ptr], [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test31DE16_NS_2C2E, i32 0, i32 1, i32 3), ptr getelementptr inbounds inrange(-24, 8) ({ [7 x ptr], [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test31DE16_NS_2C2E, i32 0, i32 2, i32 3), ptr getelementptr inbounds inrange(-24, 8) ({ [5 x ptr], [7 x ptr], [4 x ptr], [3 x ptr] }, ptr @_ZTVN5Test31DE, i32 0, i32 2, i32 3), ptr getelementptr inbounds inrange(-48, 8) ({ [5 x ptr], [7 x ptr], [4 x ptr], [3 x ptr] }, ptr @_ZTVN5Test31DE, i32 0, i32 1, i32 6), ptr getelementptr inbounds inrange(-48, 8) ({ [5 x ptr], [7 x ptr], [4 x ptr], [3 x ptr] }, ptr @_ZTVN5Test31DE, i32 0, i32 1, i32 6), ptr getelementptr inbounds inrange(-24, 0) ({ [5 x ptr], [7 x ptr], [4 x ptr], [3 x ptr] }, ptr @_ZTVN5Test31DE, i32 0, i32 3, i32 3), ptr getelementptr inbounds inrange(-24, 0) ({ [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test31DE64_NS_2V2E, i32 0, i32 0, i32 3), ptr getelementptr inbounds inrange(-24, 8) ({ [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test31DE64_NS_2V2E, i32 0, i32 1, i32 3)]
86 // CHECK: @_ZTVN5Test41DE = linkonce_odr unnamed_addr constant { [6 x ptr], [8 x ptr], [3 x ptr], [4 x ptr], [4 x ptr] } { [6 x ptr] [ptr inttoptr (i64 72 to ptr), ptr inttoptr (i64 16 to ptr), ptr inttoptr (i64 56 to ptr), ptr inttoptr (i64 40 to ptr), ptr null, ptr @_ZTIN5Test41DE], [8 x ptr] [ptr inttoptr (i64 40 to ptr), ptr inttoptr (i64 24 to ptr), ptr inttoptr (i64 56 to ptr), ptr null, ptr null, ptr inttoptr (i64 -16 to ptr), ptr @_ZTIN5Test41DE, ptr @_ZN5Test42V31gEv], [3 x ptr] [ptr inttoptr (i64 16 to ptr), ptr inttoptr (i64 -40 to ptr), ptr @_ZTIN5Test41DE], [4 x ptr] [ptr null, ptr inttoptr (i64 -56 to ptr), ptr @_ZTIN5Test41DE, ptr @_ZN5Test42A21fEv], [4 x ptr] [ptr inttoptr (i64 -16 to ptr), ptr inttoptr (i64 -32 to ptr), ptr inttoptr (i64 -72 to ptr), ptr @_ZTIN5Test41DE] }
87 // CHECK: @_ZTTN5Test41DE = linkonce_odr unnamed_addr constant [19 x ptr] [ptr getelementptr inbounds inrange(-48, 0) ({ [6 x ptr], [8 x ptr], [3 x ptr], [4 x ptr], [4 x ptr] }, ptr @_ZTVN5Test41DE, i32 0, i32 0, i32 6), ptr getelementptr inbounds inrange(-32, 0) ({ [4 x ptr], [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test41DE0_NS_2C1E, i32 0, i32 0, i32 4), ptr getelementptr inbounds inrange(-24, 0) ({ [4 x ptr], [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test41DE0_NS_2C1E, i32 0, i32 1, i32 3), ptr getelementptr inbounds inrange(-24, 8) ({ [4 x ptr], [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test41DE0_NS_2C1E, i32 0, i32 2, i32 3), ptr getelementptr inbounds inrange(-56, 8) ({ [8 x ptr], [4 x ptr], [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test41DE16_NS_2C2E, i32 0, i32 0, i32 7), ptr getelementptr inbounds inrange(-56, 8) ({ [8 x ptr], [4 x ptr], [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test41DE16_NS_2C2E, i32 0, i32 0, i32 7), ptr getelementptr inbounds inrange(-32, 0) ({ [8 x ptr], [4 x ptr], [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test41DE16_NS_2C2E, i32 0, i32 1, i32 4), ptr getelementptr inbounds inrange(-24, 0) ({ [8 x ptr], [4 x ptr], [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test41DE16_NS_2C2E, i32 0, i32 2, i32 3), ptr getelementptr inbounds inrange(-24, 8) ({ [8 x ptr], [4 x ptr], [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test41DE16_NS_2C2E, i32 0, i32 3, i32 3), ptr getelementptr inbounds inrange(-24, 0) ({ [6 x ptr], [8 x ptr], [3 x ptr], [4 x ptr], [4 x ptr] }, ptr @_ZTVN5Test41DE, i32 0, i32 2, i32 3), ptr getelementptr inbounds inrange(-24, 8) ({ [6 x ptr], [8 x ptr], [3 x ptr], [4 x ptr], [4 x ptr] }, ptr @_ZTVN5Test41DE, i32 0, i32 3, i32 3), ptr getelementptr inbounds inrange(-56, 8) ({ [6 x ptr], [8 x ptr], [3 x ptr], [4 x ptr], [4 x ptr] }, ptr @_ZTVN5Test41DE, i32 0, i32 1, i32 7), ptr getelementptr inbounds inrange(-56, 8) ({ [6 x ptr], [8 x ptr], [3 x ptr], [4 x ptr], [4 x ptr] }, ptr @_ZTVN5Test41DE, i32 0, i32 1, i32 7), ptr getelementptr inbounds inrange(-32, 0) ({ [6 x ptr], [8 x ptr], [3 x ptr], [4 x ptr], [4 x ptr] }, ptr @_ZTVN5Test41DE, i32 0, i32 4, i32 4), ptr getelementptr inbounds inrange(-24, 0) ({ [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test41DE40_NS_2V1E, i32 0, i32 0, i32 3), ptr getelementptr inbounds inrange(-24, 8) ({ [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test41DE40_NS_2V1E, i32 0, i32 1, i32 3), ptr getelementptr inbounds inrange(-32, 0) ({ [4 x ptr], [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test41DE72_NS_2V2E, i32 0, i32 0, i32 4), ptr getelementptr inbounds inrange(-24, 0) ({ [4 x ptr], [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test41DE72_NS_2V2E, i32 0, i32 1, i32 3), ptr getelementptr inbounds inrange(-24, 8) ({ [4 x ptr], [3 x ptr], [4 x ptr] }, ptr @_ZTCN5Test41DE72_NS_2V2E, i32 0, i32 2, i32 3)]
88 // CHECK: declare void @__cxa_pure_virtual() unnamed_addr
89 // CHECK: declare void @__cxa_deleted_virtual() unnamed_addr
90