48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s
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template <class T> T* f(int); // #1
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template <class T, class U> T& f(U); // #2
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void g() {
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int *ip = f<int>(1); // calls #1
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}
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template<typename T>
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struct identity {
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typedef T type;
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};
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template <class T>
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T* f2(int, typename identity<T>::type = 0);
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template <class T, class U>
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T& f2(U, typename identity<T>::type = 0);
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void g2() {
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int* ip = f2<int>(1);
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}
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template<class T, class U> struct A { };
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template<class T, class U> inline int *f3( U, A<U,T>* p = 0 ); // #1 expected-note{{candidate function [with T = int, U = int]}}
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template< class U> inline float *f3( U, A<U,U>* p = 0 ); // #2 expected-note{{candidate function [with U = int]}}
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void g3() {
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float *fp = f3<int>( 42, (A<int,int>*)0 ); // Ok, picks #2.
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f3<int>( 42 ); // expected-error{{call to 'f3' is ambiguous}}
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}
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namespace PR9006 {
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struct X {
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template <class Get>
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int &f(char const* name, Get fget, char const* docstr = 0);
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template <class Get, class Set>
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float &f(char const* name, Get fget, Set fset, char const* docstr = 0);
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};
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void test(X x) {
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int &ir = x.f("blah", 0, "blah");
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}
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}
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