| 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 | // REQUIRES: has-unix-headers |
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| 10 | // UNSUPPORTED: c++03 |
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| 11 | // UNSUPPORTED: libcpp-hardening-mode=none |
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| 12 | // XFAIL: libcpp-hardening-mode=debug && availability-verbose_abort-missing |
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| 13 | |
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| 14 | // test that array<T, 0>::back() triggers an assertion |
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| 15 | |
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| 16 | #include <array> |
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| 17 | |
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| 18 | #include "check_assertion.h" |
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| 19 | |
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| 20 | int main(int, char**) { |
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| 21 | { |
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| 22 | typedef std::array<int, 0> C; |
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| 23 | C c = {}; |
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| 24 | C const& cc = c; |
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| 25 | TEST_LIBCPP_ASSERT_FAILURE(c.back(), "cannot call array<T, 0>::back() on a zero-sized array" ); |
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| 26 | TEST_LIBCPP_ASSERT_FAILURE(cc.back(), "cannot call array<T, 0>::back() on a zero-sized array" ); |
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| 27 | } |
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| 28 | { |
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| 29 | typedef std::array<const int, 0> C; |
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| 30 | C c = {{}}; |
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| 31 | C const& cc = c; |
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| 32 | TEST_LIBCPP_ASSERT_FAILURE(c.back(), "cannot call array<T, 0>::back() on a zero-sized array" ); |
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| 33 | TEST_LIBCPP_ASSERT_FAILURE(cc.back(), "cannot call array<T, 0>::back() on a zero-sized array" ); |
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| 34 | } |
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| 35 | |
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| 36 | return 0; |
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| 37 | } |
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| 38 | |
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