cxx/test/utilities/meta/meta.trans/meta.trans.other/result_of.pass.cpp
2010-05-11 21:36:01 +00:00

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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <functional>
// result_of<Fn(ArgTypes...)>
#include <type_traits>
typedef bool (&PF1)();
typedef short (*PF2)(long);
struct S
{
operator PF2() const;
double operator()(char, int&);
};
int main()
{
static_assert((std::is_same<std::result_of<S(int)>::type, short>::value), "Error!");
static_assert((std::is_same<std::result_of<S&(unsigned char, int&)>::type, double>::value), "Error!");
static_assert((std::is_same<std::result_of<PF1()>::type, bool>::value), "Error!");
}