1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2 class X {
3 public:
4   explicit X(const X&); // expected-note {{candidate constructor}}
5   X(int*); // expected-note 3{{candidate constructor}}
6   explicit X(float*); // expected-note {{candidate constructor}}
7 };
8 
9 class Y : public X { };
10 
11 void f(Y y, int *ip, float *fp) {
12   X x1 = y; // expected-error{{no matching constructor for initialization of 'X'}}
13   X x2 = 0;
14   X x3 = ip;
15   X x4 = fp; // expected-error{{no viable conversion}}
16   X x2a(0); // expected-error{{call to constructor of 'X' is ambiguous}}
17   X x3a(ip);
18   X x4a(fp);
19 }
20 
21 struct foo {
22  void bar(); // expected-note{{declared here}}
23 };
24 
25 // PR3600
26 void test(const foo *P) { P->bar(); } // expected-error{{'bar' not viable: 'this' argument has type 'const foo', but function is not marked const}}
27 
28 namespace PR6757 {
29   struct Foo {
30     Foo();
31     Foo(Foo&); // expected-note{{candidate constructor not viable}}
32   };
33 
34   struct Bar {
35     operator const Foo&() const;
36   };
37 
38   void f(Foo);
39 
40   void g(Foo foo) {
41     f(Bar()); // expected-error{{no viable constructor copying parameter of type 'const PR6757::Foo'}}
42     f(foo);
43   }
44 }
45 
46 namespace DR5 {
47   // Core issue 5: if a temporary is created in copy-initialization, it is of
48   // the cv-unqualified version of the destination type.
49   namespace Ex1 {
50     struct C { };
51     C c;
52     struct A {
53         A(const A&);
54         A(const C&);
55     };
56     const volatile A a = c; // ok
57   }
58 
59   namespace Ex2 {
60     struct S {
61       S(S&&); // expected-warning {{C++11}}
62       S(int);
63     };
64     const S a(0);
65     const S b = 0;
66   }
67 }
68