0,0 → 1,110 |
// Copyright (C) 1994-2015 Free Software Foundation, Inc. |
// |
// 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 3, 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. |
|
// Under Section 7 of GPL version 3, you are granted additional |
// permissions described in the GCC Runtime Library Exception, version |
// 3.1, as published by the Free Software Foundation. |
|
// You should have received a copy of the GNU General Public License and |
// a copy of the GCC Runtime Library Exception along with this program; |
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
// <http://www.gnu.org/licenses/>. |
|
#include "tinfo.h" |
|
namespace __cxxabiv1 { |
|
__class_type_info:: |
~__class_type_info () |
{} |
|
bool __class_type_info:: |
__do_catch (const type_info *thr_type, |
void **thr_obj, |
unsigned outer) const |
{ |
if (*this == *thr_type) |
return true; |
if (outer >= 4) |
// Neither `A' nor `A *'. |
return false; |
return thr_type->__do_upcast (this, thr_obj); |
} |
|
bool __class_type_info:: |
__do_upcast (const __class_type_info *dst_type, |
void **obj_ptr) const |
{ |
__upcast_result result (__vmi_class_type_info::__flags_unknown_mask); |
|
__do_upcast (dst_type, *obj_ptr, result); |
if (!contained_public_p (result.part2dst)) |
return false; |
*obj_ptr = const_cast <void *> (result.dst_ptr); |
return true; |
} |
|
__class_type_info::__sub_kind __class_type_info:: |
__do_find_public_src (ptrdiff_t, |
const void *obj_ptr, |
const __class_type_info *, |
const void *src_ptr) const |
{ |
if (src_ptr == obj_ptr) |
// Must be our type, as the pointers match. |
return __contained_public; |
return __not_contained; |
} |
|
bool __class_type_info:: |
__do_dyncast (ptrdiff_t, |
__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 (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; |
} |
if (*this == *dst_type) |
{ |
result.dst_ptr = obj_ptr; |
result.whole2dst = access_path; |
result.dst2src = __not_contained; |
return false; |
} |
return false; |
} |
|
bool __class_type_info:: |
__do_upcast (const __class_type_info *dst, const void *obj, |
__upcast_result &__restrict result) const |
{ |
if (*this == *dst) |
{ |
result.dst_ptr = obj; |
result.base_type = nonvirtual_base_type; |
result.part2dst = __contained_public; |
return true; |
} |
return false; |
} |
|
} |