//===----------------------------------------------------------------------===//
//
// 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.
//
//===----------------------------------------------------------------------===//
// <string_view>
// template<class Allocator>
// basic_string_view(const basic_string<_CharT, _Traits, Allocator>& _str) noexcept
#include <experimental/string_view>
#include <string>
#include <cassert>
struct dummy_char_traits : public std::char_traits<char> {};
int main () {
using string_view = std::experimental::basic_string_view<char>;
using string = std:: basic_string <char, dummy_char_traits>;
{
string s{"QBCDE"};
string_view sv1 ( s );
assert ( sv1.size() == s.size());
assert ( sv1.data() == s.data());
}
}