//===----------------------------------------------------------------------===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// // UNSUPPORTED: c++03, c++11, c++14 // TODO: Change to XFAIL once https://github.com/llvm/llvm-project/issues/40340 is fixed // UNSUPPORTED: availability-pmr-missing // // namespace std::pmr { // template // using basic_string = // ::std::basic_string> // // typedef ... string // typedef ... u16string // typedef ... u32string // typedef ... wstring // // } // namespace std::pmr #include #include #include #include #include "constexpr_char_traits.h" #include "test_macros.h" template void test_string_typedef() { using StdStr = std::basic_string, std::pmr::polymorphic_allocator>; using PmrStr = std::pmr::basic_string; static_assert(std::is_same::value, ""); static_assert(std::is_same::value, ""); } template void test_basic_string_alias() { using StdStr = std::basic_string>; using PmrStr = std::pmr::basic_string; static_assert(std::is_same::value, ""); } int main(int, char**) { { test_string_typedef(); #ifndef TEST_HAS_NO_WIDE_CHARACTERS test_string_typedef(); #endif test_string_typedef(); test_string_typedef(); } { test_basic_string_alias>(); #ifndef TEST_HAS_NO_WIDE_CHARACTERS test_basic_string_alias>(); #endif test_basic_string_alias>(); test_basic_string_alias>(); } { // Check that std::basic_string has been included and is complete. std::pmr::string s; assert(s.get_allocator().resource() == std::pmr::get_default_resource()); } return 0; }