| 1 | // RUN: %clang_cc1 -fsyntax-only -verify %s -Wnon-pod-varargs |
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| 2 | // RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s -Wnon-pod-varargs |
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| 3 | // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s -Wnon-pod-varargs |
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| 4 | |
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| 5 | class X { }; // expected-note {{the implicit copy constructor}} |
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| 6 | // expected-note@-1 {{the implicit default constructor}} |
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| 7 | #if __cplusplus >= 201103L // C++11 or later |
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| 8 | // expected-note@-3 {{candidate constructor (the implicit move constructor) not viable}} |
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| 9 | #endif |
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| 10 | |
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| 11 | int& copycon(X x); // expected-note{{passing argument to parameter}} |
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| 12 | float& copycon(...); |
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| 13 | |
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| 14 | void test_copycon(X x, X const xc, X volatile xv) { |
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| 15 | int& i1 = copycon(x); |
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| 16 | int& i2 = copycon(xc); |
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| 17 | copycon(xv); // expected-error{{no matching constructor}} |
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| 18 | } |
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| 19 | |
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| 20 | class A { |
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| 21 | public: |
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| 22 | A(A&); // expected-note{{would lose const qualifier}} \ |
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| 23 | // expected-note{{no known conversion}} |
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| 24 | }; |
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| 25 | |
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| 26 | class B : public A { }; // expected-note{{would lose const qualifier}} \ |
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| 27 | // expected-note{{would lose volatile qualifier}} \ |
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| 28 | // expected-note 2{{requires 0 arguments}} |
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| 29 | |
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| 30 | short& copycon2(A a); // expected-note{{passing argument to parameter}} |
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| 31 | int& copycon2(B b); // expected-note 2{{passing argument to parameter}} |
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| 32 | float& copycon2(...); |
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| 33 | |
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| 34 | void test_copycon2(A a, const A ac, B b, B const bc, B volatile bv) { |
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| 35 | int& i1 = copycon2(b); |
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| 36 | copycon2(bc); // expected-error{{no matching constructor}} |
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| 37 | copycon2(bv); // expected-error{{no matching constructor}} |
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| 38 | short& s1 = copycon2(a); |
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| 39 | copycon2(ac); // expected-error{{no matching constructor}} |
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| 40 | } |
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| 41 | |
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| 42 | int& copycon3(A a); // expected-note{{passing argument to parameter 'a' here}} |
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| 43 | float& copycon3(...); |
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| 44 | |
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| 45 | void test_copycon3(B b, const B bc) { |
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| 46 | int& i1 = copycon3(b); |
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| 47 | copycon3(bc); // expected-error{{no matching constructor}} |
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| 48 | } |
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| 49 | |
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| 50 | class C : public B { }; |
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| 51 | |
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| 52 | float& copycon4(A a); |
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| 53 | int& copycon4(B b); |
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| 54 | |
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| 55 | void test_copycon4(C c) { |
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| 56 | int& i = copycon4(c); |
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| 57 | }; |
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| 58 | |
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