| 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 | // <vector> |
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| 10 | |
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| 11 | // class vector |
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| 12 | |
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| 13 | // bool empty() const noexcept; |
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| 14 | |
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| 15 | #include <vector> |
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| 16 | #include <cassert> |
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| 17 | |
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| 18 | #include "test_macros.h" |
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| 19 | #include "min_allocator.h" |
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| 20 | |
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| 21 | TEST_CONSTEXPR_CXX20 bool tests() |
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| 22 | { |
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| 23 | { |
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| 24 | typedef std::vector<bool> C; |
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| 25 | C c; |
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| 26 | ASSERT_NOEXCEPT(c.empty()); |
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| 27 | assert(c.empty()); |
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| 28 | c.push_back(x: false); |
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| 29 | assert(!c.empty()); |
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| 30 | c.clear(); |
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| 31 | assert(c.empty()); |
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| 32 | } |
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| 33 | #if TEST_STD_VER >= 11 |
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| 34 | { |
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| 35 | typedef std::vector<bool, min_allocator<bool>> C; |
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| 36 | C c; |
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| 37 | ASSERT_NOEXCEPT(c.empty()); |
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| 38 | assert(c.empty()); |
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| 39 | c.push_back(false); |
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| 40 | assert(!c.empty()); |
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| 41 | c.clear(); |
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| 42 | assert(c.empty()); |
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| 43 | } |
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| 44 | #endif |
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| 45 | |
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| 46 | return true; |
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| 47 | } |
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| 48 | |
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| 49 | int main(int, char**) |
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| 50 | { |
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| 51 | tests(); |
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| 52 | #if TEST_STD_VER > 17 |
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| 53 | static_assert(tests()); |
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| 54 | #endif |
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| 55 | return 0; |
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| 56 | } |
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| 57 | |
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