52 lines
1.2 KiB
C++
52 lines
1.2 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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// <array>
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// void fill(const T& u);
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#include <array>
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#include <cassert>
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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 "test_macros.h"
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#include "disable_missing_braces_warning.h"
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TEST_CONSTEXPR_CXX20 bool tests()
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{
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{
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typedef double T;
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typedef std::array<T, 3> C;
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C c = {1, 2, 3.5};
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c.fill(5.5);
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assert(c.size() == 3);
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assert(c[0] == 5.5);
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assert(c[1] == 5.5);
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assert(c[2] == 5.5);
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}
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{
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typedef double T;
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typedef std::array<T, 0> C;
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C c = {};
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c.fill(5.5);
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assert(c.size() == 0);
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}
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return true;
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}
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int main(int, char**)
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{
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tests();
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#if TEST_STD_VER >= 20
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static_assert(tests(), "");
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#endif
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return 0;
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}
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