xref: /llvm-project/libcxx/vendor/llvm/default_assertion_handler.in (revision b9a2658a3e8bd13b0f9e7a8a440832a95b377216)
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#if __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)
14#  include <__cxx03/__config>
15#  include <__cxx03/__verbose_abort>
16#else
17#  include <__config>
18#  include <__verbose_abort>
19#endif
20
21#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
22#  pragma GCC system_header
23#endif
24
25#if _LIBCPP_HARDENING_MODE == _LIBCPP_HARDENING_MODE_DEBUG
26
27#  define _LIBCPP_ASSERTION_HANDLER(message) _LIBCPP_VERBOSE_ABORT("%s", message)
28
29#else
30
31#  if __has_builtin(__builtin_verbose_trap)
32// AppleClang shipped a slightly different version of __builtin_verbose_trap from the upstream
33// version before upstream Clang actually got the builtin.
34// TODO: Remove once AppleClang supports the two-arguments version of the builtin.
35#    if defined(_LIBCPP_APPLE_CLANG_VER) && _LIBCPP_APPLE_CLANG_VER < 1700
36#      define _LIBCPP_ASSERTION_HANDLER(message) __builtin_verbose_trap(message)
37#    else
38#      define _LIBCPP_ASSERTION_HANDLER(message) __builtin_verbose_trap("libc++", message)
39#    endif
40#  else
41#    define _LIBCPP_ASSERTION_HANDLER(message) ((void)message, __builtin_trap())
42#  endif
43
44#endif // _LIBCPP_HARDENING_MODE == _LIBCPP_HARDENING_MODE_DEBUG
45
46#endif // _LIBCPP___ASSERTION_HANDLER
47