// -*- C++ -*- The GNU C++ exception personality routine.
-// Copyright (C) 2001, 2002, 2003, 2006, 2008 Free Software Foundation, Inc.
+// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
+// 2011
+// 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 2, or (at your option)
+// 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,
// 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.
+// 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 <bits/c++config.h>
#include <cstdlib>
-#include <exception_defines.h>
+#include <bits/exception_defines.h>
#include <cxxabi.h>
#include "unwind-cxx.h"
const unsigned char *p;
_Unwind_Ptr landing_pad, ip;
int handler_switch_value;
- void* thrown_ptr = ue_header + 1;
+ void* thrown_ptr = 0;
bool foreign_exception;
int ip_before_insn = 0;
bool saw_handler = false;
#ifdef __ARM_EABI_UNWINDER__
+ // ??? How does this work - more importantly, how does it interact with
+ // dependent exceptions?
throw_type = ue_header;
if (actions & _UA_FORCE_UNWIND)
{
__GXX_INIT_FORCED_UNWIND_CLASS(ue_header->exception_class);
- thrown_ptr = 0;
}
- else if (foreign_exception)
- thrown_ptr = 0;
+ else if (!foreign_exception)
+ thrown_ptr = __get_object_from_ue (ue_header);
#else
+#ifdef __GXX_RTTI
// During forced unwinding, match a magic exception type.
if (actions & _UA_FORCE_UNWIND)
{
throw_type = &typeid(abi::__forced_unwind);
- thrown_ptr = 0;
}
// With a foreign exception class, there's no exception type.
// ??? What to do about GNU Java and GNU Ada exceptions?
else if (foreign_exception)
{
throw_type = &typeid(abi::__foreign_exception);
- thrown_ptr = 0;
}
else
- throw_type = xh->exceptionType;
+#endif
+ {
+ thrown_ptr = __get_object_from_ue (ue_header);
+ throw_type = __get_exception_header_from_obj
+ (thrown_ptr)->exceptionType;
+ }
#endif
while (1)
std::terminate ();
else if (handler_switch_value < 0)
{
- try
+ __try
{ std::unexpected (); }
- catch(...)
+ __catch(...)
{ std::terminate (); }
}
}
xh_terminate_handler = xh->terminateHandler;
info.ttype_base = (_Unwind_Ptr) xh->catchTemp;
- try
+ __try
{ __unexpected (xh->unexpectedHandler); }
- catch(...)
+ __catch(...)
{
// Get the exception thrown from unexpected.
__cxa_eh_globals *globals = __cxa_get_globals_fast ();
__cxa_exception *new_xh = globals->caughtExceptions;
- void *new_ptr = new_xh + 1;
+ void *new_ptr = __get_object_from_ambiguous_exception (new_xh);
// We don't quite have enough stuff cached; re-parse the LSDA.
parse_lsda_header (0, xh_lsda, &info);
// If this new exception meets the exception spec, allow it.
- if (check_exception_spec (&info, new_xh->exceptionType,
+ if (check_exception_spec (&info, __get_exception_header_from_obj
+ (new_ptr)->exceptionType,
new_ptr, xh_switch_value))
__throw_exception_again;
// If the exception spec allows std::bad_exception, throw that.
// We don't have a thrown object to compare against, but since
// bad_exception doesn't have virtual bases, that's OK; just pass 0.
-#ifdef __EXCEPTIONS
+#if defined(__EXCEPTIONS) && defined(__GXX_RTTI)
const std::type_info &bad_exc = typeid (std::bad_exception);
if (check_exception_spec (&info, &bad_exc, 0, xh_switch_value))
throw std::bad_exception();