83 lines · cpp
1// RUN: %clang_cc1 -fsyntax-only -verify %s 2// RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s3// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s4 5class X {6public:7 explicit X(const X&); // expected-note 2{{not a candidate}}8 X(int*); // expected-note 3{{candidate constructor}}9 explicit X(float*); // expected-note {{candidate constructor}} expected-note 2{{not a candidate}}10};11 12class Y : public X { };13 14void f(Y y, int *ip, float *fp) {15 X x1 = y; // expected-error{{no matching constructor for initialization of 'X'}}16 X x2 = 0;17 X x3 = ip;18 X x4 = fp; // expected-error{{no viable conversion}}19 X x2a(0); // expected-error{{call to constructor of 'X' is ambiguous}}20 X x3a(ip);21 X x4a(fp);22}23 24struct foo {25 void bar(); // expected-note{{declared here}}26};27 28// PR360029void test(const foo *P) { P->bar(); } // expected-error{{'this' argument to member function 'bar' has type 'const foo', but function is not marked const}}30 31namespace PR6757 {32 struct Foo {33 Foo(); // expected-note{{not viable}}34 Foo(Foo&); // expected-note{{candidate constructor not viable}}35 };36 37 struct Bar {38 operator const Foo&() const;39 };40 41 void f(Foo);42 43 void g(Foo foo) {44 f(Bar()); // expected-error{{no viable constructor copying parameter of type 'const Foo'}}45 f(foo);46 }47}48 49namespace DR5 {50 // Core issue 5: if a temporary is created in copy-initialization, it is of51 // the cv-unqualified version of the destination type.52 namespace Ex1 {53 struct C { };54 C c;55 struct A {56 A(const A&);57 A(const C&);58 };59 const volatile A a = c; // ok60 }61 62 namespace Ex2 {63 struct S {64 S(S&&);65#if __cplusplus <= 199711L // C++03 or earlier modes66 // expected-warning@-2 {{rvalue references are a C++11 extension}}67#endif68 S(int);69 };70 const S a(0);71 const S b = 0;72 }73}74 75struct A {};76struct B : A {77 B();78 B(B&);79 B(A);80 B(int);81};82B b = 0; // ok, calls B(int) then A(const A&) then B(A).83