98f6a56f5e
Also implement LWG3705. Fixes https://github.com/llvm/llvm-project/issues/55823 Reviewed By: ldionne, #libc Spies: libcxx-commits Differential Revision: https://reviews.llvm.org/D132338
46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: c++03
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// <string>
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// Test that <string> provides all of the arithmetic, enum, and pointer
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// hash specializations.
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#include <string>
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#include "constexpr_char_traits.h"
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#include "poisoned_hash_helper.h"
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#include "test_allocator.h"
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#include "test_macros.h"
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struct MyChar {
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char c;
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};
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int main(int, char**) {
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test_library_hash_specializations_available();
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{
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test_hash_enabled_for_type<std::string>();
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#ifndef TEST_HAS_NO_WIDE_CHARACTERS
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test_hash_enabled_for_type<std::wstring>();
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#endif
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#ifndef TEST_HAS_NO_CHAR8_T
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test_hash_enabled_for_type<std::u8string>();
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#endif
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test_hash_enabled_for_type<std::u16string>();
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test_hash_enabled_for_type<std::u32string>();
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test_hash_enabled_for_type<std::basic_string<char, std::char_traits<char>, test_allocator<char>>>();
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test_hash_disabled_for_type<std::basic_string<MyChar, std::char_traits<MyChar>, std::allocator<MyChar>>>();
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test_hash_disabled_for_type<std::basic_string<char, constexpr_char_traits<char>, std::allocator<char>>>();
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}
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return 0;
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}
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