| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| |
| // UNSUPPORTED: no-wide-characters |
| |
| // Check that __constexpr_* cwchar functions are actually constexpr |
| |
| #include <cwchar> |
| |
| static_assert(std::__constexpr_wcslen(L"Banane") == 6, ""); |
| static_assert(std::__constexpr_wmemcmp(L"Banane", L"Banand", 6) == 1, ""); |
| static_assert(std::__constexpr_wmemcmp(L"Banane", L"Banane", 6) == 0, ""); |
| static_assert(std::__constexpr_wmemcmp(L"Banane", L"Bananf", 6) == -1, ""); |
| |
| constexpr bool test_constexpr_wmemchr() { |
| const wchar_t str[] = L"Banane"; |
| return std::__constexpr_wmemchr(str, 'n', 6) == str + 2; |
| } |
| static_assert(test_constexpr_wmemchr(), ""); |
