1 // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
2 //
3 // Note: [class.inhctor] was removed by P0136R1. This tests the new behavior
4 // for the wording that used to be there.
5
6 struct B1 {
7 B1(int); // expected-note 3{{target of using}}
8 B1(int, int); // expected-note 3{{target of using}}
9 };
10 struct D1 : B1 {
11 using B1::B1;
12 };
13 D1 d1a(1), d1b(1, 1);
14
fd1()15 D1 fd1() { return 1; }
16
17 struct B2 { // expected-note 2{{candidate}}
18 explicit B2(int, int = 0, int = 0);
19 };
20 struct D2 : B2 { // expected-note 2{{candidate constructor}}
21 using B2::B2; // expected-note 2{{inherited here}}
22 };
23 D2 d2a(1), d2b(1, 1), d2c(1, 1, 1);
24
fd2()25 D2 fd2() { return 1; } // expected-error {{no viable conversion}}
26
27 struct B3 { // expected-note 2{{candidate}}
28 B3(void*); // expected-note {{candidate}}
29 };
30 struct D3 : B3 { // expected-note 2{{candidate constructor}}
31 using B3::B3; // expected-note 3{{inherited here}}
32 };
fd3()33 D3 fd3() { return 1; } // expected-error {{no viable conversion}}
34
35 template<typename T> struct T1 : B1 {
36 using B1::B1; // expected-note 2{{using declaration}}
37 };
38 template<typename T> struct T2 : T1<T> {
39 using T1<int>::T1; // expected-note 2{{using declaration}}
40 };
41 template<typename T> struct T3 : T1<int> {
42 using T1<T>::T1; // expected-note 2{{using declaration}}
43 };
44 struct U {
45 // [dcl.meaning]p1: "the member shall not merely hav ebeen introduced by a
46 // using-declaration in the scope of the class [...] nominated by the
47 // nested-name-specifier of the declarator-id"
48 friend T1<int>::T1(int); // expected-error {{cannot befriend target of using declaration}}
49 friend T1<int>::T1(int, int); // expected-error {{cannot befriend target of using declaration}}
50 friend T2<int>::T2(int); // expected-error {{cannot befriend target of using declaration}}
51 friend T2<int>::T2(int, int); // expected-error {{cannot befriend target of using declaration}}
52 friend T3<int>::T3(int); // expected-error {{cannot befriend target of using declaration}}
53 friend T3<int>::T3(int, int); // expected-error {{cannot befriend target of using declaration}}
54 };
55
56 struct B4 {
57 template<typename T> explicit B4(T, int = 0); // expected-note 2{{here}}
58 };
59 template<typename T> struct T4 : B4 {
60 using B4::B4;
61 template<typename U> T4(U);
62 };
63 template<typename T> struct U4 : T4<T> {
64 using T4<T>::T4;
65 };
66 T4<void> t4a = {0};
67 T4<void> t4b = {0, 0}; // expected-error {{chosen constructor is explicit}}
68 U4<void> u4a = {0};
69 U4<void> u4b = {0, 0}; // expected-error {{chosen constructor is explicit}}
70