45 lines
1.2 KiB
C++
45 lines
1.2 KiB
C++
/* Test of <stddef.h> substitute in C++ mode.
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Copyright (C) 2019-2026 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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#include <config.h>
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/* Define gl_unreachable. */
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#include <stddef.h>
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/* Define std::unreachable (in C++23 or newer). */
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#include <utility>
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void
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test_cxx_unreachable_1 ()
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{
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if (2 < 1)
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gl_unreachable ();
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#if defined __cpp_lib_unreachable
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if (3 < 1)
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std::unreachable ();
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#endif
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}
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#if defined __cpp_lib_unreachable
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using std::unreachable;
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void
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test_cxx_unreachable_2 ()
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{
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if (3 < 1)
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unreachable ();
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}
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#endif
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