1 // -*- C++ -*- std::exception implementation. 2 // Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 3 // 2003, 2004, 2005, 2006, 2007, 2009, 2010, 2011 4 // Free Software Foundation 5 // 6 // This file is part of GCC. 7 // 8 // GCC is free software; you can redistribute it and/or modify 9 // it under the terms of the GNU General Public License as published by 10 // the Free Software Foundation; either version 3, or (at your option) 11 // any later version. 12 // 13 // GCC is distributed in the hope that it will be useful, 14 // but WITHOUT ANY WARRANTY; without even the implied warranty of 15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 // GNU General Public License for more details. 17 // 18 // Under Section 7 of GPL version 3, you are granted additional 19 // permissions described in the GCC Runtime Library Exception, version 20 // 3.1, as published by the Free Software Foundation. 21 22 // You should have received a copy of the GNU General Public License and 23 // a copy of the GCC Runtime Library Exception along with this program; 24 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 25 // <http://www.gnu.org/licenses/>. 26 27 #include "typeinfo" 28 #include "exception" 29 #include <cxxabi.h> 30 31 std::exception::~exception() _GLIBCXX_USE_NOEXCEPT { } 32 33 std::bad_exception::~bad_exception() _GLIBCXX_USE_NOEXCEPT { } 34 35 abi::__forced_unwind::~__forced_unwind() throw() { } 36 37 abi::__foreign_exception::~__foreign_exception() throw() { } 38 39 const char* 40 std::exception::what() const _GLIBCXX_USE_NOEXCEPT 41 { 42 // NB: Another elegant option would be returning typeid(*this).name() 43 // and not overriding what() in bad_exception, bad_alloc, etc. In 44 // that case, however, mangled names would be returned, PR 14493. 45 return "std::exception"; 46 } 47 48 const char* 49 std::bad_exception::what() const _GLIBCXX_USE_NOEXCEPT 50 { 51 return "std::bad_exception"; 52 } 53