cxx/test/utilities/meta/meta.unary/meta.unary.prop/is_constructible.pass.cpp
Howard Hinnant bc8d3f97eb libcxx initial import
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103490 91177308-0d34-0410-b5e6-96231b3b80d8
2010-05-11 19:42:16 +00:00

1 line
941 B
C++

//===----------------------------------------------------------------------===//
//
// ÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊThe LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// type_traits
// template <class T, class... Args>
// struct is_constructible;
#include <type_traits>
#ifndef _LIBCPP_HAS_NO_ADVANCED_SFINAE
struct A
{
explicit A(int);
A(int, double);
};
#endif
int main()
{
#ifndef _LIBCPP_HAS_NO_ADVANCED_SFINAE
static_assert((std::is_constructible<int>::value), "");
static_assert((std::is_constructible<int, const int>::value), "");
static_assert((std::is_constructible<A, int>::value), "");
static_assert((std::is_constructible<A, int, double>::value), "");
static_assert((!std::is_constructible<A>::value), "");
#endif
}