71 lines
2.9 KiB
C++
71 lines
2.9 KiB
C++
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// RUN: %clang_cc1 -fsyntax-only -verify %s
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void g();
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void f(); // expected-note 11{{candidate function}}
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void f(int); // expected-note 11{{candidate function}}
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template <class T>
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void t(T); // expected-note 3{{candidate function}} \
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// expected-note 3{{candidate template ignored: could not match 'void' against 'int'}}
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template <class T>
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void t(T *); // expected-note 3{{candidate function}} \
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// expected-note 3{{candidate template ignored: could not match 'void' against 'int'}}
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template<class T> void u(T);
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int main()
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{
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{ bool b = (void (&)(char))f; } // expected-error{{does not match required type}}
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{ bool b = (void (*)(char))f; } // expected-error{{does not match required type}}
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{ bool b = (void (&)(int))f; } //ok
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{ bool b = (void (*)(int))f; } //ok
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{ bool b = static_cast<void (&)(char)>(f); } // expected-error{{does not match}}
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{ bool b = static_cast<void (*)(char)>(f); } // expected-error{{address of overloaded function}}
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{ bool b = static_cast<void (&)(int)>(f); } //ok
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{ bool b = static_cast<void (*)(int)>(f); } //ok
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{ bool b = reinterpret_cast<void (&)(char)>(f); } // expected-error{{cannot resolve}}
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{ bool b = reinterpret_cast<void (*)(char)>(f); } // expected-error{{cannot resolve}}
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{ bool b = reinterpret_cast<void (*)(char)>(g); } //ok
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{ bool b = static_cast<void (*)(char)>(g); } // expected-error{{not allowed}}
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{ bool b = reinterpret_cast<void (&)(int)>(f); } // expected-error{{cannot resolve}}
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{ bool b = reinterpret_cast<void (*)(int)>(f); } // expected-error{{cannot resolve}}
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{ bool b = (int (&)(char))t; } // expected-error{{does not match}}
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{ bool b = (int (*)(char))t; } // expected-error{{does not match}}
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{ bool b = (void (&)(int))t; } //ok
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{ bool b = (void (*)(int))t; } //ok
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{ bool b = static_cast<void (&)(char)>(t); } //ok
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{ bool b = static_cast<void (*)(char)>(t); } //ok
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{ bool b = static_cast<void (&)(int)>(t); } //ok
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{ bool b = static_cast<void (*)(int)>(t); } //ok
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{ bool b = reinterpret_cast<void (&)(char)>(t); } // expected-error{{cannot resolve}}
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{ bool b = reinterpret_cast<void (*)(char)>(t); } // expected-error{{cannot resolve}}
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{ bool b = reinterpret_cast<int (*)(char)>(g); } //ok
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{ bool b = static_cast<int (*)(char)>(t); } // expected-error{{cannot be static_cast}}
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{ bool b = static_cast<int (&)(char)>(t); } // expected-error{{does not match required}}
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{ bool b = static_cast<void (&)(char)>(f); } // expected-error{{does not match}}
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{
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// The error should be reported when casting overloaded function to the
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// compatible function type (not to be confused with function pointer or
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// function reference type.)
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typedef void (FnType)(int);
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FnType a = static_cast<FnType>(f); // expected-error{{address of overloaded function}}
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FnType b = (FnType)(f); // expected-error{{address of overloaded function}}
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}
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}
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