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___FORMAT_FORMAT_ERROR_H
11 #define _LIBCPP___FORMAT_FORMAT_ERROR_H
12 
13 #include <__config>
14 #include <__verbose_abort>
15 #include <stdexcept>
16 
17 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
18 #  pragma GCC system_header
19 #endif
20 
21 _LIBCPP_BEGIN_NAMESPACE_STD
22 
23 #if _LIBCPP_STD_VER >= 20
24 
25 _LIBCPP_DIAGNOSTIC_PUSH
26 _LIBCPP_CLANG_DIAGNOSTIC_IGNORED("-Wweak-vtables")
27 class _LIBCPP_EXPORTED_FROM_ABI format_error : public runtime_error {
28 public:
29   _LIBCPP_HIDE_FROM_ABI explicit format_error(const string& __s) : runtime_error(__s) {}
30   _LIBCPP_HIDE_FROM_ABI explicit format_error(const char* __s) : runtime_error(__s) {}
31   _LIBCPP_HIDE_FROM_ABI format_error(const format_error&)            = default;
32   _LIBCPP_HIDE_FROM_ABI format_error& operator=(const format_error&) = default;
33   _LIBCPP_HIDE_FROM_ABI_VIRTUAL
34   ~format_error() noexcept override = default;
35 };
36 _LIBCPP_DIAGNOSTIC_POP
37 
38 _LIBCPP_NORETURN inline _LIBCPP_HIDE_FROM_ABI void __throw_format_error(const char* __s) {
39 #  ifndef _LIBCPP_HAS_NO_EXCEPTIONS
40   throw format_error(__s);
41 #  else
42   _LIBCPP_VERBOSE_ABORT("format_error was thrown in -fno-exceptions mode with message \"%s\"", __s);
43 #  endif
44 }
45 
46 #endif //_LIBCPP_STD_VER >= 20
47 
48 _LIBCPP_END_NAMESPACE_STD
49 
50 #endif // _LIBCPP___FORMAT_FORMAT_ERROR_H
51