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// Methods for type_info for -*- C++ -*- Run Time Type Identification. |
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// Copyright (C) 1994-2013 Free Software Foundation, Inc. |
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// |
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// This file is part of GCC. |
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// |
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// GCC is free software; you can redistribute it and/or modify |
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// it under the terms of the GNU General Public License as published by |
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// the Free Software Foundation; either version 3, or (at your option) |
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// any later version. |
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// GCC is distributed in the hope that it will be useful, |
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// but WITHOUT ANY WARRANTY; without even the implied warranty of |
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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// GNU General Public License for more details. |
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// Under Section 7 of GPL version 3, you are granted additional |
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// permissions described in the GCC Runtime Library Exception, version |
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// 3.1, as published by the Free Software Foundation. |
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// You should have received a copy of the GNU General Public License and |
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// a copy of the GCC Runtime Library Exception along with this program; |
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
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// . |
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#include |
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#include |
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#include "tinfo.h" |
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std::type_info:: |
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~type_info () |
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{ } |
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#if !__GXX_TYPEINFO_EQUALITY_INLINE |
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// We can't rely on common symbols being shared between shared objects. |
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bool std::type_info:: |
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operator== (const std::type_info& arg) const _GLIBCXX_NOEXCEPT |
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{ |
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#if __GXX_MERGED_TYPEINFO_NAMES |
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return name () == arg.name (); |
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#else |
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/* The name() method will strip any leading '*' prefix. Therefore |
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take care to look at __name rather than name() when looking for |
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the "pointer" prefix. */ |
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return (&arg == this) |
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|| (__name[0] != '*' && (__builtin_strcmp (name (), arg.name ()) == 0)); |
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#endif |
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} |
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#endif |
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namespace std { |
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// return true if this is a type_info for a pointer type |
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bool type_info:: |
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__is_pointer_p () const |
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{ |
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return false; |
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} |
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// return true if this is a type_info for a function type |
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bool type_info:: |
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__is_function_p () const |
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{ |
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return false; |
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} |
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// try and catch a thrown object. |
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bool type_info:: |
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__do_catch (const type_info *thr_type, void **, unsigned) const |
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{ |
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return *this == *thr_type; |
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} |
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// upcast from this type to the target. __class_type_info will override |
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bool type_info:: |
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__do_upcast (const abi::__class_type_info *, void **) const |
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{ |
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return false; |
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} |
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} |