| // Copyright (C) 1994, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 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 enums 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 "tinfo.h" |
| |
| namespace __cxxabiv1 { |
| |
| __si_class_type_info:: |
| ~__si_class_type_info () |
| {} |
| |
| __class_type_info::__sub_kind __si_class_type_info:: |
| __do_find_public_src (ptrdiff_t src2dst, |
| const void *obj_ptr, |
| const __class_type_info *src_type, |
| const void *src_ptr) const |
| { |
| if (src_ptr == obj_ptr && *this == *src_type) |
| return __contained_public; |
| return __base_type->__do_find_public_src (src2dst, obj_ptr, src_type, src_ptr); |
| } |
| |
| bool __si_class_type_info:: |
| __do_dyncast (ptrdiff_t src2dst, |
| __sub_kind access_path, |
| const __class_type_info *dst_type, |
| const void *obj_ptr, |
| const __class_type_info *src_type, |
| const void *src_ptr, |
| __dyncast_result &__restrict result) const |
| { |
| if (*this == *dst_type) |
| { |
| result.dst_ptr = obj_ptr; |
| result.whole2dst = access_path; |
| if (src2dst >= 0) |
| result.dst2src = adjust_pointer <void> (obj_ptr, src2dst) == src_ptr |
| ? __contained_public : __not_contained; |
| else if (src2dst == -2) |
| result.dst2src = __not_contained; |
| return false; |
| } |
| if (obj_ptr == src_ptr && *this == *src_type) |
| { |
| // The src object we started from. Indicate how we are accessible from |
| // the most derived object. |
| result.whole2src = access_path; |
| return false; |
| } |
| return __base_type->__do_dyncast (src2dst, access_path, dst_type, obj_ptr, |
| src_type, src_ptr, result); |
| } |
| |
| bool __si_class_type_info:: |
| __do_upcast (const __class_type_info *dst, const void *obj_ptr, |
| __upcast_result &__restrict result) const |
| { |
| if (__class_type_info::__do_upcast (dst, obj_ptr, result)) |
| return true; |
| |
| return __base_type->__do_upcast (dst, obj_ptr, result); |
| } |
| |
| } |