| // Methods for type_info for -*- C++ -*- Run Time Type Identification. |
| // Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, |
| // 2003, 2004, 2005, 2006, 2007 |
| // Free Software Foundation |
| // |
| // This file is part of GCC. |
| // |
| // GCC is free software; you can redistribute it and/or modify |
| // it under the terms of the GNU General Public License as published by |
| // the Free Software Foundation; either version 2, or (at your option) |
| // any later version. |
| |
| // GCC is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License |
| // along with GCC; see the file COPYING. If not, write to |
| // the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
| // Boston, MA 02110-1301, USA. |
| |
| // As a special exception, you may use this file as part of a free software |
| // library without restriction. Specifically, if other files instantiate |
| // templates or use macros or inline functions from this file, or you compile |
| // this file and link it with other files to produce an executable, this |
| // file does not by itself cause the resulting executable to be covered by |
| // the GNU General Public License. This exception does not however |
| // invalidate any other reasons why the executable file might be covered by |
| // the GNU General Public License. |
| |
| #include <bits/c++config.h> |
| #include <cstddef> |
| #include "tinfo.h" |
| |
| std::type_info:: |
| ~type_info () |
| { } |
| |
| #if !__GXX_TYPEINFO_EQUALITY_INLINE |
| |
| // We can't rely on common symbols being shared between shared objects. |
| bool std::type_info:: |
| operator== (const std::type_info& arg) const |
| { |
| #if __GXX_MERGED_TYPEINFO_NAMES |
| return name () == arg.name (); |
| #else |
| return (&arg == this) || (__builtin_strcmp (name (), arg.name ()) == 0); |
| #endif |
| } |
| |
| #endif |
| |
| namespace std { |
| |
| // return true if this is a type_info for a pointer type |
| bool type_info:: |
| __is_pointer_p () const |
| { |
| return false; |
| } |
| |
| // return true if this is a type_info for a function type |
| bool type_info:: |
| __is_function_p () const |
| { |
| return false; |
| } |
| |
| // try and catch a thrown object. |
| bool type_info:: |
| __do_catch (const type_info *thr_type, void **, unsigned) const |
| { |
| return *this == *thr_type; |
| } |
| |
| // upcast from this type to the target. __class_type_info will override |
| bool type_info:: |
| __do_upcast (const abi::__class_type_info *, void **) const |
| { |
| return false; |
| } |
| |
| } |
