| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <string> |
| |
| // template<> struct char_traits<char32_t> |
| |
| // static char_type* copy(char_type* s1, const char_type* s2, size_t n); |
| |
| #include <string> |
| #include <cassert> |
| |
| int main(int, char**) |
| { |
| #ifndef _LIBCPP_HAS_NO_UNICODE_CHARS |
| char32_t s1[] = {1, 2, 3}; |
| char32_t s2[3] = {0}; |
| assert(std::char_traits<char32_t>::copy(s2, s1, 3) == s2); |
| assert(s2[0] == char32_t(1)); |
| assert(s2[1] == char32_t(2)); |
| assert(s2[2] == char32_t(3)); |
| assert(std::char_traits<char32_t>::copy(NULL, s1, 0) == NULL); |
| assert(std::char_traits<char32_t>::copy(s1, NULL, 0) == s1); |
| #endif // _LIBCPP_HAS_NO_UNICODE_CHARS |
| |
| return 0; |
| } |