libcxx/include/__format/format_error.h

   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)
  30       : runtime_error(__s) {}
  31   _LIBCPP_HIDE_FROM_ABI explicit format_error(const char* __s)
  32       : runtime_error(__s) {}
  33   _LIBCPP_HIDE_FROM_ABI format_error(const format_error&) = default;
  34   _LIBCPP_HIDE_FROM_ABI format_error& operator=(const format_error&) = default;
  35   _LIBCPP_HIDE_FROM_ABI_VIRTUAL
  36   ~format_error() noexcept override = default;
  37 };
  38 _LIBCPP_DIAGNOSTIC_POP
  39
  40 _LIBCPP_NORETURN inline _LIBCPP_HIDE_FROM_ABI void
  41 __throw_format_error(const char* __s) {
  42 #ifndef _LIBCPP_HAS_NO_EXCEPTIONS
  43   throw format_error(__s);
  44 #else
  45   _LIBCPP_VERBOSE_ABORT("format_error was thrown in -fno-exceptions mode with message \"%s\"", __s);
  46 #endif
  47 }
  48
  49 #endif //_LIBCPP_STD_VER >= 20
  50
  51 _LIBCPP_END_NAMESPACE_STD
  52
  53 #endif // _LIBCPP___FORMAT_FORMAT_ERROR_H