1// RUN: %clang_cc1 -emit-llvm %s -o - -triple=x86_64-apple-darwin10 -mconstructor-aliases | FileCheck %s
2
3struct A {
4  A();
5};
6
7// CHECK: @_ZN1AC1Ev = alias {{.*}} @_ZN1AC2Ev
8// CHECK-LABEL: define void @_ZN1AC2Ev(%struct.A* %this) unnamed_addr
9A::A() { }
10
11struct B : virtual A {
12  B();
13};
14
15// CHECK-LABEL: define void @_ZN1BC2Ev(%struct.B* %this, i8** %vtt) unnamed_addr
16// CHECK-LABEL: define void @_ZN1BC1Ev(%struct.B* %this) unnamed_addr
17B::B() { }
18
19struct C : virtual A {
20  C(bool);
21};
22
23// CHECK-LABEL: define void @_ZN1CC2Eb(%struct.C* %this, i8** %vtt, i1 zeroext) unnamed_addr
24// CHECK-LABEL: define void @_ZN1CC1Eb(%struct.C* %this, i1 zeroext) unnamed_addr
25C::C(bool) { }
26
27// PR6251
28namespace PR6251 {
29
30// Test that we don't call the A<char> constructor twice.
31
32template<typename T>
33struct A { A(); };
34
35struct B : virtual A<char> { };
36struct C : virtual A<char> { };
37
38struct D : B, C  {
39  D();
40};
41
42// CHECK-LABEL: define void @_ZN6PR62511DC1Ev(%"struct.PR6251::D"* %this) unnamed_addr
43// CHECK: call void @_ZN6PR62511AIcEC2Ev
44// CHECK-NOT: call void @_ZN6PR62511AIcEC2Ev
45// CHECK: ret void
46D::D() { }
47
48}
49