| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | // UNSUPPORTED: c++03, c++11, c++14 |
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| 10 | // UNSUPPORTED: no-localization |
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| 11 | // TODO: Change to XFAIL once https://github.com/llvm/llvm-project/issues/40340 is fixed |
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| 12 | // UNSUPPORTED: availability-pmr-missing |
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| 13 | |
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| 14 | // <regex> |
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| 15 | |
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| 16 | // namespace std::pmr { |
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| 17 | // |
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| 18 | // template <class BidirectionalIterator> |
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| 19 | // using match_results = |
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| 20 | // std::match_results<BidirectionalIterator, |
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| 21 | // polymorphic_allocator<sub_match<BidirectionalIterator>>>; |
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| 22 | // |
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| 23 | // typedef match_results<const char*> cmatch; |
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| 24 | // typedef match_results<const wchar_t*> wcmatch; |
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| 25 | // typedef match_results<string::const_iterator> smatch; |
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| 26 | // typedef match_results<wstring::const_iterator> wsmatch; |
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| 27 | // |
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| 28 | // } // namespace std::pmr |
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| 29 | |
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| 30 | #include <regex> |
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| 31 | #include <cassert> |
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| 32 | #include <memory_resource> |
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| 33 | #include <type_traits> |
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| 34 | |
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| 35 | #include "test_macros.h" |
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| 36 | |
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| 37 | template <class Iter, class PmrTypedef> |
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| 38 | void test_match_result_typedef() { |
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| 39 | using StdMR = std::match_results<Iter, std::pmr::polymorphic_allocator<std::sub_match<Iter>>>; |
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| 40 | using PmrMR = std::pmr::match_results<Iter>; |
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| 41 | static_assert(std::is_same<StdMR, PmrMR>::value, "" ); |
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| 42 | static_assert(std::is_same<PmrMR, PmrTypedef>::value, "" ); |
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| 43 | } |
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| 44 | |
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| 45 | int main(int, char**) { |
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| 46 | { |
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| 47 | test_match_result_typedef<const char*, std::pmr::cmatch>(); |
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| 48 | test_match_result_typedef<std::pmr::string::const_iterator, std::pmr::smatch>(); |
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| 49 | #ifndef TEST_HAS_NO_WIDE_CHARACTERS |
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| 50 | test_match_result_typedef<const wchar_t*, std::pmr::wcmatch>(); |
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| 51 | test_match_result_typedef<std::pmr::wstring::const_iterator, std::pmr::wsmatch>(); |
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| 52 | #endif |
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| 53 | } |
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| 54 | { |
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| 55 | // Check that std::match_results has been included and is complete. |
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| 56 | std::pmr::smatch s; |
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| 57 | assert(s.get_allocator().resource() == std::pmr::get_default_resource()); |
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| 58 | } |
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| 59 | |
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| 60 | return 0; |
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| 61 | } |
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| 62 | |
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