83 lines
1.9 KiB
C++
83 lines
1.9 KiB
C++
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// RUN: %clang_cc1 -fsyntax-only -verify %s
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// RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s
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// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
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class X {
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public:
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explicit X(const X&); // expected-note 2{{not a candidate}}
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X(int*); // expected-note 3{{candidate constructor}}
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explicit X(float*); // expected-note {{candidate constructor}} expected-note 2{{not a candidate}}
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};
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class Y : public X { };
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void f(Y y, int *ip, float *fp) {
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X x1 = y; // expected-error{{no matching constructor for initialization of 'X'}}
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X x2 = 0;
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X x3 = ip;
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X x4 = fp; // expected-error{{no viable conversion}}
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X x2a(0); // expected-error{{call to constructor of 'X' is ambiguous}}
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X x3a(ip);
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X x4a(fp);
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}
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struct foo {
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void bar(); // expected-note{{declared here}}
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};
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// PR3600
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void test(const foo *P) { P->bar(); } // expected-error{{'this' argument to member function 'bar' has type 'const foo', but function is not marked const}}
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namespace PR6757 {
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struct Foo {
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Foo(); // expected-note{{not viable}}
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Foo(Foo&); // expected-note{{candidate constructor not viable}}
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};
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struct Bar {
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operator const Foo&() const;
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};
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void f(Foo);
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void g(Foo foo) {
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f(Bar()); // expected-error{{no viable constructor copying parameter of type 'const PR6757::Foo'}}
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f(foo);
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}
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}
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namespace DR5 {
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// Core issue 5: if a temporary is created in copy-initialization, it is of
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// the cv-unqualified version of the destination type.
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namespace Ex1 {
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struct C { };
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C c;
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struct A {
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A(const A&);
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A(const C&);
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};
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const volatile A a = c; // ok
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}
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namespace Ex2 {
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struct S {
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S(S&&);
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#if __cplusplus <= 199711L // C++03 or earlier modes
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// expected-warning@-2 {{rvalue references are a C++11 extension}}
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#endif
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S(int);
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};
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const S a(0);
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const S b = 0;
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}
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}
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struct A {};
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struct B : A {
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B();
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B(B&);
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B(A);
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B(int);
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};
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B b = 0; // ok, calls B(int) then A(const A&) then B(A).
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