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63 lines
1.8 KiB
63 lines
1.8 KiB
4 months ago
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//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <array>
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// These are all constexpr in C++20
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// bool operator==(array<T, N> const&, array<T, N> const&);
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// bool operator!=(array<T, N> const&, array<T, N> const&);
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// bool operator<(array<T, N> const&, array<T, N> const&);
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// bool operator<=(array<T, N> const&, array<T, N> const&);
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// bool operator>(array<T, N> const&, array<T, N> const&);
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// bool operator>=(array<T, N> const&, array<T, N> const&);
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#include <array>
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#include <vector>
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#include <cassert>
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#include "test_macros.h"
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#include "test_comparisons.h"
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// std::array is explicitly allowed to be initialized with A a = { init-list };.
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// Disable the missing braces warning for this reason.
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#include "disable_missing_braces_warning.h"
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int main()
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{
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{
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typedef int T;
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typedef std::array<T, 3> C;
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C c1 = {1, 2, 3};
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C c2 = {1, 2, 3};
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C c3 = {3, 2, 1};
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C c4 = {1, 2, 1};
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assert(testComparisons6(c1, c2, true, false));
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assert(testComparisons6(c1, c3, false, true));
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assert(testComparisons6(c1, c4, false, false));
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}
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{
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typedef int T;
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typedef std::array<T, 0> C;
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C c1 = {};
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C c2 = {};
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assert(testComparisons6(c1, c2, true, false));
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}
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#if TEST_STD_VER > 17
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{
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constexpr std::array<int, 3> a1 = {1, 2, 3};
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constexpr std::array<int, 3> a2 = {2, 3, 4};
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static_assert(testComparisons6(a1, a1, true, false), "");
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static_assert(testComparisons6(a1, a2, false, true), "");
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static_assert(testComparisons6(a2, a1, false, false), "");
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}
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#endif
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}
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