73 lines
1.8 KiB
C++
73 lines
1.8 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s
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namespace test0 {
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struct BASE {
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operator int &(); // expected-note {{candidate function}}
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};
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struct BASE1 {
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operator int &(); // expected-note {{candidate function}}
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};
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struct B : public BASE, BASE1 {};
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extern B f();
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B b1;
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void func(const int ci, const char cc);
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void func(const char ci, const B b); // expected-note {{candidate function}}
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void func(const B b, const int ci); // expected-note {{candidate function}}
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const int Test1() {
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func(b1, f()); // expected-error {{call to 'func' is ambiguous}}
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return f(); // expected-error {{conversion from 'test0::B' to 'const int' is ambiguous}}
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}
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// This used to crash when comparing the two operands.
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void func2(const char cc); // expected-note {{candidate function}}
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void func2(const int ci); // expected-note {{candidate function}}
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void Test2() {
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func2(b1); // expected-error {{call to 'func2' is ambiguous}}
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}
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}
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namespace test1 {
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struct E;
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struct A {
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A (E&);
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};
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struct E {
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operator A ();
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};
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struct C {
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C (E&);
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};
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void f1(A); // expected-note {{candidate function}}
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void f1(C); // expected-note {{candidate function}}
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void Test2()
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{
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E b;
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f1(b); // expected-error {{call to 'f1' is ambiguous}}
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// ambiguous because b -> C via constructor and
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// b -> A via constructor or conversion function.
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}
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}
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namespace rdar8876150 {
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struct A { operator bool(); };
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struct B : A { };
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struct C : A { };
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struct D : B, C { };
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bool f(D d) { return !d; } // expected-error{{ambiguous conversion from derived class 'rdar8876150::D' to base class 'rdar8876150::A':}}
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}
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namespace assignment {
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struct A { operator short(); operator bool(); }; // expected-note 2{{candidate}}
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void f(int n, A a) { n = a; } // expected-error{{ambiguous}}
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}
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