//===----------------------------------------------------------------------===//
//
// 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>
// constexpr const _CharT* data() const noexcept;
#include <experimental/string_view>
#include <cassert>
template <typename CharT>
void test ( const CharT *s, size_t len ) {
std::experimental::basic_string_view<CharT> sv ( s, len );
assert ( sv.length() == len );
assert ( sv.data() == s );
}
int main () {
test ( "ABCDE", 5 );
test ( "a", 1 );
test ( L"ABCDE", 5 );
test ( L"a", 1 );
#if __cplusplus >= 201103L
test ( u"ABCDE", 5 );
test ( u"a", 1 );
test ( U"ABCDE", 5 );
test ( U"a", 1 );
#endif
#if _LIBCPP_STD_VER > 11
{
constexpr const char *s = "ABC";
constexpr std::experimental::basic_string_view<char> sv( s, 2 );
static_assert( sv.length() == 2, "" );
static_assert( sv.data() == s, "" );
}
#endif
}