forked from OSchip/llvm-project
58 lines
1.8 KiB
C++
58 lines
1.8 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s -Wnon-pod-varargs
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// RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s -Wnon-pod-varargs
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// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s -Wnon-pod-varargs
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class X { }; // expected-note {{the implicit copy constructor}}
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// expected-note@-1 {{the implicit default constructor}}
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#if __cplusplus >= 201103L // C++11 or later
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// expected-note@-3 {{candidate constructor (the implicit move constructor) not viable}}
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#endif
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int& copycon(X x); // expected-note{{passing argument to parameter}}
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float& copycon(...);
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void test_copycon(X x, X const xc, X volatile xv) {
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int& i1 = copycon(x);
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int& i2 = copycon(xc);
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copycon(xv); // expected-error{{no matching constructor}}
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}
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class A {
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public:
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A(A&); // expected-note{{would lose const qualifier}} \
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// expected-note{{no known conversion}}
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};
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class B : public A { }; // expected-note{{would lose const qualifier}} \
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// expected-note{{would lose volatile qualifier}} \
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// expected-note 2{{requires 0 arguments}}
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short& copycon2(A a); // expected-note{{passing argument to parameter}}
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int& copycon2(B b); // expected-note 2{{passing argument to parameter}}
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float& copycon2(...);
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void test_copycon2(A a, const A ac, B b, B const bc, B volatile bv) {
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int& i1 = copycon2(b);
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copycon2(bc); // expected-error{{no matching constructor}}
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copycon2(bv); // expected-error{{no matching constructor}}
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short& s1 = copycon2(a);
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copycon2(ac); // expected-error{{no matching constructor}}
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}
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int& copycon3(A a); // expected-note{{passing argument to parameter 'a' here}}
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float& copycon3(...);
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void test_copycon3(B b, const B bc) {
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int& i1 = copycon3(b);
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copycon3(bc); // expected-error{{no matching constructor}}
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}
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class C : public B { };
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float& copycon4(A a);
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int& copycon4(B b);
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void test_copycon4(C c) {
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int& i = copycon4(c);
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};
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