70 lines
2.4 KiB
C++
70 lines
2.4 KiB
C++
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// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
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//
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// Note: [class.inhctor] was removed by P0136R1. This tests the new behavior
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// for the wording that used to be there.
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struct B1 {
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B1(int); // expected-note 3{{target of using}}
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B1(int, int); // expected-note 3{{target of using}}
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};
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struct D1 : B1 {
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using B1::B1;
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};
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D1 d1a(1), d1b(1, 1);
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D1 fd1() { return 1; }
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struct B2 {
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explicit B2(int, int = 0, int = 0); // expected-note {{not a candidate}}
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};
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struct D2 : B2 { // expected-note 2{{candidate constructor}}
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using B2::B2;
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};
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D2 d2a(1), d2b(1, 1), d2c(1, 1, 1);
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D2 fd2() { return 1; } // expected-error {{no viable conversion}}
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struct B3 {
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B3(void*); // expected-note {{candidate}}
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};
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struct D3 : B3 { // expected-note 2{{candidate constructor}}
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using B3::B3; // expected-note {{inherited here}}
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};
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D3 fd3() { return 1; } // expected-error {{no viable conversion}}
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template<typename T> struct T1 : B1 {
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using B1::B1; // expected-note 2{{using declaration}}
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};
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template<typename T> struct T2 : T1<T> {
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using T1<int>::T1; // expected-note 2{{using declaration}}
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};
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template<typename T> struct T3 : T1<int> {
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using T1<T>::T1; // expected-note 2{{using declaration}}
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};
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struct U {
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// [dcl.meaning]p1: "the member shall not merely hav ebeen introduced by a
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// using-declaration in the scope of the class [...] nominated by the
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// nested-name-specifier of the declarator-id"
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friend T1<int>::T1(int); // expected-error {{cannot befriend target of using declaration}}
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friend T1<int>::T1(int, int); // expected-error {{cannot befriend target of using declaration}}
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friend T2<int>::T2(int); // expected-error {{cannot befriend target of using declaration}}
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friend T2<int>::T2(int, int); // expected-error {{cannot befriend target of using declaration}}
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friend T3<int>::T3(int); // expected-error {{cannot befriend target of using declaration}}
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friend T3<int>::T3(int, int); // expected-error {{cannot befriend target of using declaration}}
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};
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struct B4 {
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template<typename T> explicit B4(T, int = 0); // expected-note 2{{here}}
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};
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template<typename T> struct T4 : B4 {
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using B4::B4;
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template<typename U> T4(U);
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};
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template<typename T> struct U4 : T4<T> {
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using T4<T>::T4;
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};
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T4<void> t4a = {0};
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T4<void> t4b = {0, 0}; // expected-error {{chosen constructor is explicit}}
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U4<void> u4a = {0};
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U4<void> u4b = {0, 0}; // expected-error {{chosen constructor is explicit}}
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