xref: /freebsd/lib/libc++/__assertion_handler (revision b64c5a0ace59af62eff52bfe110a521dc73c937b)
1// -*- C++ -*-
2//===----------------------------------------------------------------------===//
3//
4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5// See https://llvm.org/LICENSE.txt for license information.
6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef _LIBCPP___ASSERTION_HANDLER
11#define _LIBCPP___ASSERTION_HANDLER
12
13#include <__config>
14#include <__verbose_abort>
15
16#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
17#  pragma GCC system_header
18#endif
19
20#if _LIBCPP_HARDENING_MODE == _LIBCPP_HARDENING_MODE_DEBUG
21
22#  define _LIBCPP_ASSERTION_HANDLER(message) _LIBCPP_VERBOSE_ABORT("%s", message)
23
24#else
25
26#  if __has_builtin(__builtin_verbose_trap)
27// AppleClang shipped a slightly different version of __builtin_verbose_trap from the upstream
28// version before upstream Clang actually got the builtin.
29// TODO: Remove once AppleClang supports the two-arguments version of the builtin.
30#    if defined(_LIBCPP_APPLE_CLANG_VER) && _LIBCPP_APPLE_CLANG_VER < 1700
31#      define _LIBCPP_ASSERTION_HANDLER(message) __builtin_verbose_trap(message)
32#    else
33#      define _LIBCPP_ASSERTION_HANDLER(message) __builtin_verbose_trap("libc++", message)
34#    endif
35#  else
36#    define _LIBCPP_ASSERTION_HANDLER(message) ((void)message, __builtin_trap())
37#  endif
38
39#endif // _LIBCPP_HARDENING_MODE == _LIBCPP_HARDENING_MODE_DEBUG
40
41#endif // _LIBCPP___ASSERTION_HANDLER
42