1// Debugging mode support code -*- C++ -*-
2
3// Copyright (C) 2021-2023 Free Software Foundation, Inc.
4//
5// This file is part of the GNU ISO C++ Library.  This library is free
6// software; you can redistribute it and/or modify it under the
7// terms of the GNU General Public License as published by the
8// Free Software Foundation; either version 3, or (at your option)
9// any later version.
10
11// This library is distributed in the hope that it will be useful,
12// but WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14// GNU General Public License for more details.
15
16// Under Section 7 of GPL version 3, you are granted additional
17// permissions described in the GCC Runtime Library Exception, version
18// 3.1, as published by the Free Software Foundation.
19
20// You should have received a copy of the GNU General Public License and
21// a copy of the GCC Runtime Library Exception along with this program;
22// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
23// <http://www.gnu.org/licenses/>.
24
25#include <cstdio>	// for std::fprintf, stderr
26#include <cstdlib>	// for std::abort
27
28#ifdef _GLIBCXX_VERBOSE_ASSERT
29namespace std
30{
31  [[__noreturn__]]
32  void
33  __glibcxx_assert_fail(const char* file, int line,
34			const char* function, const char* condition) noexcept
35  {
36    if (file && function && condition)
37      fprintf(stderr, "%s:%d: %s: Assertion '%s' failed.\n",
38	      file, line, function, condition);
39    else if (function)
40      fprintf(stderr, "%s: Undefined behavior detected.\n", function);
41    abort();
42  }
43}
44#endif
45