| // RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++11 |
| |
| enum E2 { }; |
| |
| struct A { |
| operator E2&(); // expected-note 3 {{candidate function}} |
| }; |
| |
| struct B { |
| operator E2&(); // expected-note 3 {{candidate function}} |
| }; |
| |
| struct C : B, A { |
| }; |
| |
| void test(C c) { |
| const E2 &e2 = c; // expected-error {{reference initialization of type 'const E2 &' with initializer of type 'C' is ambiguous}} |
| } |
| |
| void foo(const E2 &);// expected-note{{passing argument to parameter here}} |
| |
| const E2 & re(C c) { |
| foo(c); // expected-error {{reference initialization of type 'const E2 &' with initializer of type 'C' is ambiguous}} |
| |
| return c; // expected-error {{reference initialization of type 'const E2 &' with initializer of type 'C' is ambiguous}} |
| } |
| |
| namespace CWG2352 { |
| void f(const int * const &) = delete; |
| void f(int *); |
| |
| void g(int * &); |
| void g(const int *) = delete; |
| |
| void h1(int *const * const &); |
| void h1(const int *const *) = delete; |
| void h2(const int *const * const &) = delete; |
| void h2(int *const *); |
| |
| void test() { |
| int *x; |
| // Under CWG2352, this became ambiguous. We order by qualification |
| // conversion even when comparing a reference binding to a |
| // non-reference-binding. |
| f(x); |
| g(x); |
| h1(&x); |
| h2(&x); |
| } |
| } |