//===----------------------------------------------------------------------===// // // 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> // template<class charT, class traits, class Allocator> // bool operator==(const charT* lhs, const basic_string<charT,traits> rhs); // template<class charT, class traits, class Allocator> // bool operator==(const basic_string_view<charT,traits> lhs, const CharT* rhs); #include <experimental/string_view> #include <cassert> #if _LIBCPP_STD_VER > 11 template <class S> void test(const std::string &lhs, S rhs, bool x) { assert((lhs == rhs) == x); assert((rhs == lhs) == x); } int main() { { typedef std::experimental::string_view S; test("", S(""), true); test("", S("abcde"), false); test("", S("abcdefghij"), false); test("", S("abcdefghijklmnopqrst"), false); test("abcde", S(""), false); test("abcde", S("abcde"), true); test("abcde", S("abcdefghij"), false); test("abcde", S("abcdefghijklmnopqrst"), false); test("abcdefghij", S(""), false); test("abcdefghij", S("abcde"), false); test("abcdefghij", S("abcdefghij"), true); test("abcdefghij", S("abcdefghijklmnopqrst"), false); test("abcdefghijklmnopqrst", S(""), false); test("abcdefghijklmnopqrst", S("abcde"), false); test("abcdefghijklmnopqrst", S("abcdefghij"), false); test("abcdefghijklmnopqrst", S("abcdefghijklmnopqrst"), true); } } #else int main () {} #endif