1*67e74705SXin Li // RUN: %clang_cc1 %s -fno-rtti -triple=i386-pc-win32 -emit-llvm -o %t.ll -fdump-vtable-layouts >%t
2*67e74705SXin Li // RUN: FileCheck %s < %t
3*67e74705SXin Li // RUN: FileCheck --check-prefix=MANGLING %s < %t.ll
4*67e74705SXin Li 
5*67e74705SXin Li struct A {
6*67e74705SXin Li   virtual void f();
7*67e74705SXin Li };
8*67e74705SXin Li 
9*67e74705SXin Li struct B {
10*67e74705SXin Li   virtual void g() = 0;
11*67e74705SXin Li   virtual void h();
12*67e74705SXin Li };
13*67e74705SXin Li 
14*67e74705SXin Li struct C : A, B {
15*67e74705SXin Li   // CHECK-LABEL: VFTable for 'A' in 'C' (1 entry)
16*67e74705SXin Li   // CHECK-NEXT:   0 | void A::f()
17*67e74705SXin Li 
18*67e74705SXin Li   // CHECK-LABEL: VFTable for 'B' in 'C' (2 entries)
19*67e74705SXin Li   // CHECK-NEXT:   0 | void C::g()
20*67e74705SXin Li   // CHECK-NEXT:   1 | void B::h()
21*67e74705SXin Li 
22*67e74705SXin Li   // CHECK-LABEL: VFTable indices for 'C' (1 entry).
23*67e74705SXin Li   // CHECK-NEXT:   via vfptr at offset 4
24*67e74705SXin Li   // CHECK-NEXT:   0 | void C::g()
25*67e74705SXin Li 
26*67e74705SXin Li   // MANGLING-DAG: @"\01??_7C@@6BA@@@"
27*67e74705SXin Li   // MANGLING-DAG: @"\01??_7C@@6BB@@@"
28*67e74705SXin Li 
29*67e74705SXin Li   // Overrides only the right child's method (B::g),
30*67e74705SXin Li   // needs this adjustment but not thunks.
31*67e74705SXin Li   virtual void g();
32*67e74705SXin Li };
33*67e74705SXin Li 
34*67e74705SXin Li C c;
build_vftable(C * obj)35*67e74705SXin Li void build_vftable(C *obj) { obj->g(); }
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