1 // RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++11
2
3 enum E2 { };
4
5 struct A {
6 operator E2&(); // expected-note 3 {{candidate function}}
7 };
8
9 struct B {
10 operator E2&(); // expected-note 3 {{candidate function}}
11 };
12
13 struct C : B, A {
14 };
15
test(C c)16 void test(C c) {
17 const E2 &e2 = c; // expected-error {{reference initialization of type 'const E2 &' with initializer of type 'C' is ambiguous}}
18 }
19
20 void foo(const E2 &);// expected-note{{passing argument to parameter here}}
21
re(C c)22 const E2 & re(C c) {
23 foo(c); // expected-error {{reference initialization of type 'const E2 &' with initializer of type 'C' is ambiguous}}
24
25 return c; // expected-error {{reference initialization of type 'const E2 &' with initializer of type 'C' is ambiguous}}
26 }
27
28
29