forked from OSchip/llvm-project
110 lines
4.8 KiB
C++
110 lines
4.8 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, c++11, c++14, c++17
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// <compare>
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// constexpr bool is_eq (partial_ordering cmp) noexcept { return cmp == 0; }
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// constexpr bool is_neq (partial_ordering cmp) noexcept { return cmp != 0; }
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// constexpr bool is_lt (partial_ordering cmp) noexcept { return cmp < 0; }
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// constexpr bool is_lteq(partial_ordering cmp) noexcept { return cmp <= 0; }
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// constexpr bool is_gt (partial_ordering cmp) noexcept { return cmp > 0; }
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// constexpr bool is_gteq(partial_ordering cmp) noexcept { return cmp >= 0; }
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#include <compare>
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#include <cassert>
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#include "test_macros.h"
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constexpr bool test()
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{
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assert(!std::is_eq(std::strong_ordering::less));
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assert( std::is_eq(std::strong_ordering::equal));
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assert(!std::is_eq(std::strong_ordering::greater));
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assert(!std::is_eq(std::weak_ordering::less));
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assert( std::is_eq(std::weak_ordering::equivalent));
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assert(!std::is_eq(std::weak_ordering::greater));
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assert(!std::is_eq(std::partial_ordering::less));
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assert( std::is_eq(std::partial_ordering::equivalent));
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assert(!std::is_eq(std::partial_ordering::greater));
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assert(!std::is_eq(std::partial_ordering::unordered));
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assert( std::is_neq(std::strong_ordering::less));
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assert(!std::is_neq(std::strong_ordering::equal));
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assert( std::is_neq(std::strong_ordering::greater));
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assert( std::is_neq(std::weak_ordering::less));
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assert(!std::is_neq(std::weak_ordering::equivalent));
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assert( std::is_neq(std::weak_ordering::greater));
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assert( std::is_neq(std::partial_ordering::less));
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assert(!std::is_neq(std::partial_ordering::equivalent));
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assert( std::is_neq(std::partial_ordering::greater));
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assert( std::is_neq(std::partial_ordering::unordered));
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assert( std::is_lt(std::strong_ordering::less));
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assert(!std::is_lt(std::strong_ordering::equal));
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assert(!std::is_lt(std::strong_ordering::greater));
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assert( std::is_lt(std::weak_ordering::less));
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assert(!std::is_lt(std::weak_ordering::equivalent));
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assert(!std::is_lt(std::weak_ordering::greater));
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assert( std::is_lt(std::partial_ordering::less));
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assert(!std::is_lt(std::partial_ordering::equivalent));
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assert(!std::is_lt(std::partial_ordering::greater));
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assert(!std::is_lt(std::partial_ordering::unordered));
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assert( std::is_lteq(std::strong_ordering::less));
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assert( std::is_lteq(std::strong_ordering::equal));
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assert(!std::is_lteq(std::strong_ordering::greater));
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assert( std::is_lteq(std::weak_ordering::less));
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assert( std::is_lteq(std::weak_ordering::equivalent));
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assert(!std::is_lteq(std::weak_ordering::greater));
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assert( std::is_lteq(std::partial_ordering::less));
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assert( std::is_lteq(std::partial_ordering::equivalent));
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assert(!std::is_lteq(std::partial_ordering::greater));
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assert(!std::is_lteq(std::partial_ordering::unordered));
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assert(!std::is_gt(std::strong_ordering::less));
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assert(!std::is_gt(std::strong_ordering::equal));
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assert( std::is_gt(std::strong_ordering::greater));
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assert(!std::is_gt(std::weak_ordering::less));
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assert(!std::is_gt(std::weak_ordering::equivalent));
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assert( std::is_gt(std::weak_ordering::greater));
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assert(!std::is_gt(std::partial_ordering::less));
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assert(!std::is_gt(std::partial_ordering::equivalent));
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assert( std::is_gt(std::partial_ordering::greater));
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assert(!std::is_gt(std::partial_ordering::unordered));
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assert(!std::is_gteq(std::strong_ordering::less));
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assert( std::is_gteq(std::strong_ordering::equal));
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assert( std::is_gteq(std::strong_ordering::greater));
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assert(!std::is_gteq(std::weak_ordering::less));
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assert( std::is_gteq(std::weak_ordering::equivalent));
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assert( std::is_gteq(std::weak_ordering::greater));
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assert(!std::is_gteq(std::partial_ordering::less));
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assert( std::is_gteq(std::partial_ordering::equivalent));
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assert( std::is_gteq(std::partial_ordering::greater));
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assert(!std::is_gteq(std::partial_ordering::unordered));
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// Test noexceptness.
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ASSERT_NOEXCEPT(std::is_eq(std::partial_ordering::less));
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ASSERT_NOEXCEPT(std::is_neq(std::partial_ordering::less));
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ASSERT_NOEXCEPT(std::is_lt(std::partial_ordering::less));
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ASSERT_NOEXCEPT(std::is_lteq(std::partial_ordering::less));
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ASSERT_NOEXCEPT(std::is_gt(std::partial_ordering::less));
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ASSERT_NOEXCEPT(std::is_gteq(std::partial_ordering::less));
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return true;
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}
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int main(int, char**) {
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test();
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static_assert(test());
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return 0;
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}
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