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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++98, c++03
// <functional>
// template<CopyConstructible Fn, CopyConstructible... Types>
// unspecified bind(Fn, Types...);
// template<Returnable R, CopyConstructible Fn, CopyConstructible... Types>
// unspecified bind(Fn, Types...);
// https://llvm.org/bugs/show_bug.cgi?id=23141
#include <functional>
#include <type_traits>
struct Fun
{
template<typename T, typename U>
void operator()(T &&, U &&) const
{
static_assert(std::is_same<U, int &>::value, "");
}
};
int main()
{
std::bind(Fun{}, std::placeholders::_1, 42)("hello");
}
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