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del_op.cc, [...]: New files.

Browse Source 
* del_op.cc, del_opnt.cc, del_opv.cc, del_opvnt.cc: New files.
        * exception.cc, new_handler.cc, new_op.cc, new_opnt.cc: New files.
        * new_opv.cc, new_opvnt.cc, tinfo.cc, tinfo2.cc, vec.cc: New files.
        * cxxabi.h, exception, new, new.h, typeinfo, pure.c: New files.
        * tinfo.hP: New file.

        * Makefile.in (OBJS, HEADERS): Add new files.
        * configure.in (XCXXINCLUDES): Add ../include and ../gcc.

From-SVN: r36780
This commit is contained in:
Richard Henderson 2000-10-07 12:21:05 -07:00 committed by Richard Henderson
parent 58ad9ee0af
commit 9ab916b8ed
23 changed files with 3830 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
libstdc++/ChangeLog
View File

@ -1,3 +1,14 @@
2000-10-07 Richard Henderson <rth@cygnus.com>
* del_op.cc, del_opnt.cc, del_opv.cc, del_opvnt.cc: New files.
* exception.cc, new_handler.cc, new_op.cc, new_opnt.cc: New files.
* new_opv.cc, new_opvnt.cc, tinfo.cc, tinfo2.cc, vec.cc: New files.
* cxxabi.h, exception, new, new.h, typeinfo, pure.c: New files.
* tinfo.hP: New file.
* Makefile.in (OBJS, HEADERS): Add new files.
* configure.in (XCXXINCLUDES): Add ../include and ../gcc.
2000-09-19 David Edelsohn <edelsohn@gnu.org>
* configure.in: Add AIX multithread support fragment.

29
libstdc++/Makefile.in
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@ -19,7 +19,11 @@ INTERFACE = 3
gxx_include_dir=${includedir}/g++
OBJS = cstringi.o stdexcepti.o cstdlibi.o cmathi.o stlinst.o valarray.o
OBJS = cstringi.o stdexcepti.o cstdlibi.o cmathi.o stlinst.o valarray.o \
del_op.o del_opnt.o del_opv.o del_opvnt.o exception.o new_handler.o \
new_op.o new_opnt.o new_opv.o new_opvnt.o tinfo.o tinfo2.o vec.o \
pure.o
SUBLIBS = $(STAMP)-string $(STAMP)-complx
# C++ headers with no extension
@ -29,7 +33,7 @@ HEADERS= cassert cctype cerrno cfloat ciso646 climits clocale cmath complex \
algorithm deque functional hash_map hash_set iterator list map \
memory numeric pthread_alloc queue rope set slist stack utility \
vector fstream iomanip iostream strstream iosfwd bitset valarray \
sstream
sstream exception new typeinfo
ARLIB = libstdc++.a.$(VERSION)
ARLINK = libstdc++.a
@ -131,12 +135,29 @@ STRFUNCS = REP MAIN TRAITS ADDSS ADDPS ADDCS ADDSP ADDSC \
STRIO = EXTRACT INSERT GETLINE
# These are here for SunOS VPATH.
cstringi.o: cstringi.cc
cstdlibi.o: cstdlibi.cc
cinst.o: cinst.cc
cmathi.o: cmathi.cc
cstdlibi.o: cstdlibi.cc
cstringi.o: cstringi.cc
del_op.o: del_op.cc new
del_opnt.o: del_opnt.cc new
del_opv.o: del_opv.cc new
del_opvnt.o: del_opvnt.cc new
exception.o: exception.cc typeinfo $(srcdir)/../gcc/gansidecl.h \
$(srcdir)/../include/ansidecl.h $(srcdir)/../gcc/eh-common.h
new_handler.o: new_handler.cc new
new_op.o: new_op.cc new
new_opnt.o: new_opnt.cc new
new_opv.o: new_opv.cc new
new_opvnt.o: new_opvnt.cc new
sinst.o: sinst.cc
stdexcepti.o: stdexcepti.cc
stlinst.o: stlinst.cc
tinfo.o: tinfo.cc tinfo.hP typeinfo new
tinfo2.o: tinfo2.cc tinfo.hP typeinfo new
valarray.o: valarray.cc
vec.o: vec.cc
pure.o: pure.c
# Later do wide strings, too.
stmp-string: ${srcdir}/sinst.cc ${srcdir}/std/bastring.h \

2
libstdc++/configure.in
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@ -134,7 +134,7 @@ ${moveifchange} temp.mt target-mkfrag
LIBDIR=yes
TO_TOPDIR=../
ALL='libs'
XCXXINCLUDES="-I${srcdir} -I${srcdir}/stl -I${TO_TOPDIR}libio -I${srcdir}/${TO_TOPDIR}libio"
XCXXINCLUDES="-I${srcdir} -I${srcdir}/stl -I${TO_TOPDIR}libio -I${srcdir}/${TO_TOPDIR}libio -I${srcdir}/${TO_TOPDIR}include -I${srcdir}/${TO_TOPDIR}gcc"
MOSTLYCLEAN='*.o pic stamp-picdir core so_locations $(MOSTLYCLEAN_JUNK)'
CLEAN='$(CLEAN_JUNK)'
EXTRA_DISTCLEAN='target-mkfrag'

519
libstdc++/cxxabi.h Normal file
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@ -0,0 +1,519 @@
/* new abi support -*- C++ -*-
Copyright (C) 2000
Free Software Foundation, Inc.
Written by Nathan Sidwell, Codesourcery LLC, <nathan@codesourcery.com> */
// This file is part of GNU CC.
//
// GNU CC 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.
//
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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.
/* This file declares the new abi entry points into the runtime. It is not
normally necessary for user programs to include this header, or use the
entry points directly. However, this header is available should that be
needed.
Some of the entry points are intended for both C and C++, thus this header
is includable from both C and C++. Though the C++ specific parts are not
available in C, naturally enough. */
#ifndef __CXXABI_H
#define __CXXABI_H 1
#if defined(__cplusplus) && (!defined(__GXX_ABI_VERSION) || __GXX_ABI_VERSION < 100)
/* These structures only make sense when targeting the new abi, catch a
bonehead error early rather than let the user get very confused. */
#error "Not targetting the new abi, supply -fnew-abi"
#endif
#ifdef __cplusplus
// We use the compiler builtins __SIZE_TYPE__ and __PTRDIFF_TYPE__ instead of
// std::size_t and std::ptrdiff_t respectively. This makes us independant of
// the conformance level of <cstddef> and whether -fhonor-std was supplied.
// <cstddef> is not currently available during compiler building anyway.
// Including <stddef.h> would be wrong, as that would rudely place size_t in
// the global namespace.
#include <typeinfo>
namespace __cxxabiv1
{
/* type information for int, float etc */
class __fundamental_type_info
: public std::type_info
{
public:
virtual ~__fundamental_type_info ();
public:
explicit __fundamental_type_info (const char *__n)
: std::type_info (__n)
{ }
};
/* type information for array objects */
class __array_type_info
: public std::type_info
{
/* abi defined member functions */
protected:
virtual ~__array_type_info ();
public:
explicit __array_type_info (const char *__n)
: std::type_info (__n)
{ }
};
/* type information for functions (both member and non-member) */
class __function_type_info
: public std::type_info
{
/* abi defined member functions */
public:
virtual ~__function_type_info ();
public:
explicit __function_type_info (const char *__n)
: std::type_info (__n)
{ }
/* implementation defined member functions */
protected:
virtual bool __is_function_p () const;
};
/* type information for enumerations */
class __enum_type_info
: public std::type_info
{
/* abi defined member functions */
public:
virtual ~__enum_type_info ();
public:
explicit __enum_type_info (const char *__n)
: std::type_info (__n)
{ }
};
/* common type information for simple pointers and pointers to member */
class __pbase_type_info
: public std::type_info
{
/* abi defined member variables */
public:
unsigned int __qualifier_flags; /* qualification of the target object */
const std::type_info *__pointee; /* type of pointed to object */
/* abi defined member functions */
public:
virtual ~__pbase_type_info ();
public:
explicit __pbase_type_info (const char *__n,
int __quals,
const std::type_info *__type)
: std::type_info (__n), __qualifier_flags (__quals), __pointee (__type)
{ }
/* implementation defined types */
public:
enum __qualifier_masks {
__const_mask = 0x1,
__volatile_mask = 0x2,
__restrict_mask = 0x4,
__incomplete_mask = 0x8,
__incomplete_class_mask = 0x10
};
/* implementation defined member functions */
protected:
virtual bool __do_catch (const std::type_info *__thr_type,
void **__thr_obj,
unsigned __outer) const;
protected:
inline virtual bool __pointer_catch (const __pbase_type_info *__thr_type,
void **__thr_obj,
unsigned __outer) const;
};
/* type information for simple pointers */
class __pointer_type_info
: public __pbase_type_info
{
/* abi defined member functions */
public:
virtual ~__pointer_type_info ();
public:
explicit __pointer_type_info (const char *__n,
int __quals,
const std::type_info *__type)
: __pbase_type_info (__n, __quals, __type)
{ }
/* implementation defined member functions */
protected:
virtual bool __is_pointer_p () const;
protected:
virtual bool __pointer_catch (const __pbase_type_info *__thr_type,
void **__thr_obj,
unsigned __outer) const;
};
/* type information for a pointer to member variable */
class __pointer_to_member_type_info
: public __pbase_type_info
{
/* abi defined member variables */
public:
__class_type_info *__context_class; /* class of the member */
/* abi defined member functions */
public:
virtual ~__pointer_to_member_type_info ();
public:
explicit __pointer_to_member_type_info (const char *__n,
int __quals,
const std::type_info *__type,
__class_type_info *__klass)
: __pbase_type_info (__n, __quals, __type), __context_class (__klass)
{ }
/* implementation defined member functions */
protected:
virtual bool __pointer_catch (const __pbase_type_info *__thr_type,
void **__thr_obj,
unsigned __outer) const;
};
class __class_type_info;
/* helper class for __vmi_class_type */
class __base_class_info
{
/* abi defined member variables */
public:
const __class_type_info *__base; /* base class type */
long __offset_flags; /* offset and info */
/* implementation defined types */
public:
enum __offset_flags_masks {
__virtual_mask = 0x1,
__public_mask = 0x2,
hwm_bit = 2,
offset_shift = 8 /* bits to shift offset by */
};
/* implementation defined member functions */
public:
bool __is_virtual_p () const
{ return __offset_flags & __virtual_mask; }
bool __is_public_p () const
{ return __offset_flags & __public_mask; }
__PTRDIFF_TYPE__ __offset () const
{
// This shift, being of a signed type, is implementation defined. GCC
// implements such shifts as arithmetic, which is what we want.
return static_cast<__PTRDIFF_TYPE__> (__offset_flags) >> offset_shift;
}
};
/* type information for a class */
class __class_type_info
: public std::type_info
{
/* abi defined member functions */
public:
virtual ~__class_type_info ();
public:
explicit __class_type_info (const char *__n)
: type_info (__n)
{ }
/* implementation defined types */
public:
/* sub_kind tells us about how a base object is contained within a derived
object. We often do this lazily, hence the UNKNOWN value. At other times
we may use NOT_CONTAINED to mean not publicly contained. */
enum __sub_kind
{
__unknown = 0, /* we have no idea */
__not_contained, /* not contained within us (in some */
/* circumstances this might mean not contained */
/* publicly) */
__contained_ambig, /* contained ambiguously */
__contained_virtual_mask = __base_class_info::__virtual_mask, /* via a virtual path */
__contained_public_mask = __base_class_info::__public_mask, /* via a public path */
__contained_mask = 1 << __base_class_info::hwm_bit, /* contained within us */
__contained_private = __contained_mask,
__contained_public = __contained_mask | __contained_public_mask
};
public:
struct __upcast_result;
struct __dyncast_result;
/* implementation defined member functions */
protected:
virtual bool __do_upcast (const __class_type_info *__dst_type, void **__obj_ptr) const;
protected:
virtual bool __do_catch (const type_info *__thr_type, void **__thr_obj,
unsigned __outer) const;
public:
/* Helper for upcast. See if DST is us, or one of our bases. */
/* Return false if not found, true if found. */
virtual bool __do_upcast (const __class_type_info *__dst,
const void *__obj,
__upcast_result &__restrict __result) const;
public:
/* Indicate whether SRC_PTR of type SRC_TYPE is contained publicly within
OBJ_PTR. OBJ_PTR points to a base object of our type, which is the
destination type. SRC2DST indicates how SRC objects might be contained
within this type. If SRC_PTR is one of our SRC_TYPE bases, indicate the
virtuality. Returns not_contained for non containment or private
containment. */
inline __sub_kind __find_public_src (__PTRDIFF_TYPE__ __src2dst,
const void *__obj_ptr,
const __class_type_info *__src_type,
const void *__src_ptr) const;
public:
/* dynamic cast helper. ACCESS_PATH gives the access from the most derived
object to this base. DST_TYPE indicates the desired type we want. OBJ_PTR
points to a base of our type within the complete object. SRC_TYPE
indicates the static type started from and SRC_PTR points to that base
within the most derived object. Fill in RESULT with what we find. Return
true if we have located an ambiguous match. */
virtual bool __do_dyncast (__PTRDIFF_TYPE__ __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 &__result) const;
public:
/* Helper for find_public_subobj. SRC2DST indicates how SRC_TYPE bases are
inherited by the type started from -- which is not necessarily the
current type. The current type will be a base of the destination type.
OBJ_PTR points to the current base. */
virtual __sub_kind __do_find_public_src (__PTRDIFF_TYPE__ __src2dst,
const void *__obj_ptr,
const __class_type_info *__src_type,
const void *__src_ptr) const;
};
/* type information for a class with a single non-virtual base */
class __si_class_type_info
: public __class_type_info
{
/* abi defined member variables */
public:
const __class_type_info *__base_type;
/* abi defined member functions */
public:
virtual ~__si_class_type_info ();
public:
explicit __si_class_type_info (const char *__n,
const __class_type_info *__base)
: __class_type_info (__n), __base_type (__base)
{ }
/* implementation defined member functions */
protected:
virtual bool __do_dyncast (__PTRDIFF_TYPE__ __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 &__result) const;
virtual __sub_kind __do_find_public_src (__PTRDIFF_TYPE__ __src2dst,
const void *__obj_ptr,
const __class_type_info *__src_type,
const void *__sub_ptr) const;
virtual bool __do_upcast (const __class_type_info *__dst,
const void *__obj,
__upcast_result &__restrict __result) const;
};
/* type information for a class with multiple and/or virtual bases */
class __vmi_class_type_info : public __class_type_info {
/* abi defined member variables */
public:
unsigned int __flags; /* details about the class heirarchy */
unsigned int __base_count; /* number of direct bases */
__base_class_info const __base_info[1]; /* array of bases */
/* The array of bases uses the trailing array struct hack
so this class is not constructable with a normal constructor. It is
internally generated by the compiler. */
/* abi defined member functions */
public:
virtual ~__vmi_class_type_info ();
public:
explicit __vmi_class_type_info (const char *__n,
int ___flags)
: __class_type_info (__n), __flags (___flags), __base_count (0)
{ }
/* implementation defined types */
public:
enum __flags_masks {
__non_diamond_repeat_mask = 0x1, /* distinct instance of repeated base */
__diamond_shaped_mask = 0x2, /* diamond shaped multiple inheritance */
non_public_base_mask = 0x4, /* has non-public direct or indirect base */
public_base_mask = 0x8, /* has public base (direct) */
__flags_unknown_mask = 0x10
};
/* implementation defined member functions */
protected:
virtual bool __do_dyncast (__PTRDIFF_TYPE__ __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 &__result) const;
virtual __sub_kind __do_find_public_src (__PTRDIFF_TYPE__ __src2dst,
const void *__obj_ptr,
const __class_type_info *__src_type,
const void *__src_ptr) const;
virtual bool __do_upcast (const __class_type_info *__dst,
const void *__obj,
__upcast_result &__restrict __result) const;
};
/* dynamic cast runtime */
extern "C"
void *__dynamic_cast (const void *__src_ptr, /* object started from */
const __class_type_info *__src_type, /* static type of object */
const __class_type_info *__dst_type, /* desired target type */
__PTRDIFF_TYPE__ __src2dst); /* how src and dst are related */
/* src2dst has the following possible values
>= 0: src_type is a unique public non-virtual base of dst_type
dst_ptr + src2dst == src_ptr
-1: unspecified relationship
-2: src_type is not a public base of dst_type
-3: src_type is a multiple public non-virtual base of dst_type */
/* array ctor/dtor routines */
/* allocate and construct array */
extern "C"
void *__cxa_vec_new (__SIZE_TYPE__ __element_count,
__SIZE_TYPE__ __element_size,
__SIZE_TYPE__ __padding_size,
void (*__constructor) (void *),
void (*__destructor) (void *));
extern "C"
void *__cxa_vec_new2 (__SIZE_TYPE__ __element_count,
__SIZE_TYPE__ __element_size,
__SIZE_TYPE__ __padding_size,
void (*__constructor) (void *),
void (*__destructor) (void *),
void *(*__alloc) (__SIZE_TYPE__),
void (*__dealloc) (void *));
extern "C"
void *__cxa_vec_new3 (__SIZE_TYPE__ __element_count,
__SIZE_TYPE__ __element_size,
__SIZE_TYPE__ __padding_size,
void (*__constructor) (void *),
void (*__destructor) (void *),
void *(*__alloc) (__SIZE_TYPE__),
void (*__dealloc) (void *, __SIZE_TYPE__));
/* construct array */
extern "C"
void __cxa_vec_ctor (void *__array_address,
__SIZE_TYPE__ __element_count,
__SIZE_TYPE__ __element_size,
void (*__constructor) (void *),
void (*__destructor) (void *));
extern "C"
void __cxa_vec_cctor (void *dest_array,
void *src_array,
__SIZE_TYPE__ element_count,
__SIZE_TYPE__ element_size,
void (*constructor) (void *, void *),
void (*destructor) (void *));
/* destruct array */
extern "C"
void __cxa_vec_dtor (void *__array_address,
__SIZE_TYPE__ __element_count,
__SIZE_TYPE__ __element_size,
void (*__destructor) (void *));
/* destruct and release array */
extern "C"
void __cxa_vec_delete (void *__array_address,
__SIZE_TYPE__ __element_size,
__SIZE_TYPE__ __padding_size,
void (*__destructor) (void *));
extern "C"
void __cxa_vec_delete2 (void *__array_address,
__SIZE_TYPE__ __element_size,
__SIZE_TYPE__ __padding_size,
void (*__destructor) (void *),
void (*__dealloc) (void *));
extern "C"
void __cxa_vec_delete3 (void *__array_address,
__SIZE_TYPE__ __element_size,
__SIZE_TYPE__ __padding_size,
void (*__destructor) (void *),
void (*__dealloc) (void *, __SIZE_TYPE__));
/* demangling routines */
extern "C"
char *__cxa_demangle (const char *__mangled_name,
char *__output_buffer,
__SIZE_TYPE__ *__length,
int *__status);
} /* namespace __cxxabiv1 */
/* User programs should use the alias `abi'. */
namespace abi = __cxxabiv1;
#else
#endif /* __cplusplus */
#endif /* __CXXABI_H */

39
libstdc++/del_op.cc Normal file
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@ -0,0 +1,39 @@
// Boilerplate support routines for -*- C++ -*- dynamic memory management.
// Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
//
// This file is part of GNU CC.
//
// GNU CC 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.
//
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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 "new"
extern "C" void free (void *);
void
operator delete (void *ptr) throw ()
{
if (ptr)
free (ptr);
}

39
libstdc++/del_opnt.cc Normal file
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@ -0,0 +1,39 @@
// Boilerplate support routines for -*- C++ -*- dynamic memory management.
// Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
//
// This file is part of GNU CC.
//
// GNU CC 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.
//
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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 "new"
extern "C" void free (void *);
void
operator delete (void *ptr, const std::nothrow_t&) throw ()
{
if (ptr)
free (ptr);
}

36
libstdc++/del_opv.cc Normal file
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@ -0,0 +1,36 @@
// Boilerplate support routines for -*- C++ -*- dynamic memory management.
// Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
//
// This file is part of GNU CC.
//
// GNU CC 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.
//
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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 "new"
void
operator delete[] (void *ptr) throw ()
{
::operator delete (ptr);
}

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// Boilerplate support routines for -*- C++ -*- dynamic memory management.
// Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
//
// This file is part of GNU CC.
//
// GNU CC 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.
//
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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 "new"
void
operator delete[] (void *ptr, const std::nothrow_t&) throw ()
{
::operator delete (ptr);
}

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// Exception Handling support header for -*- C++ -*-
// Copyright (C) 1995, 1996, 1997, 1998, 2000 Free Software Foundation
// This file is part of GNU CC.
//
// GNU CC 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.
//
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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.
#ifndef __EXCEPTION__
#define __EXCEPTION__
#pragma interface "exception"
extern "C++" {
namespace std {
class exception {
public:
exception () { }
virtual ~exception () { }
virtual const char* what () const;
};
class bad_exception : public exception {
public:
bad_exception () { }
virtual ~bad_exception () { }
};
typedef void (*terminate_handler) ();
typedef void (*unexpected_handler) ();
terminate_handler set_terminate (terminate_handler);
void terminate () __attribute__ ((__noreturn__));
unexpected_handler set_unexpected (unexpected_handler);
void unexpected () __attribute__ ((__noreturn__));
bool uncaught_exception ();
} // namespace std
} // extern "C++"
#endif

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// Functions for Exception Support for -*- C++ -*-
// Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000 Free Software Foundation
// This file is part of GNU CC.
// GNU CC 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.
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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.
#pragma implementation "exception"
#include "typeinfo"
#include "exception"
#include <stddef.h>
#include "gansidecl.h" /* Needed to support macros used in eh-common.h. */
#include "eh-common.h"
/* Define terminate, unexpected, set_terminate, set_unexpected as
well as the default terminate func and default unexpected func. */
extern std::terminate_handler __terminate_func __attribute__((__noreturn__));
using std::terminate;
void
std::terminate ()
{
__terminate_func ();
}
void
__default_unexpected ()
{
terminate ();
}
static std::unexpected_handler __unexpected_func __attribute__((__noreturn__))
= __default_unexpected;
std::terminate_handler
std::set_terminate (std::terminate_handler func)
{
std::terminate_handler old = __terminate_func;
__terminate_func = func;
return old;
}
std::unexpected_handler
std::set_unexpected (std::unexpected_handler func)
{
std::unexpected_handler old = __unexpected_func;
__unexpected_func = func;
return old;
}
void
std::unexpected ()
{
__unexpected_func ();
}
/* The type of a function called to clean up an exception object.
(These will be destructors.) Under the old ABI, these take a
second argument (the `in-charge' argument), that indicates whether
or not do delete the object, and whether or not to destroy virtual
bases. Under the new ABI, there is no second argument. */
#if !defined (__GXX_ABI_VERSION) || __GXX_ABI_VERSION < 100
typedef void (*cleanup_fn)(void *, int);
/* The `2' is the value for the in-charge parameter that indicates
that virtual bases should be destroyed. */
#define CALL_CLEANUP(FN, THIS) FN (THIS, 2)
#else
typedef void (*cleanup_fn)(void *);
#define CALL_CLEANUP(FN, THIS) FN (THIS)
#endif
/* C++-specific state about the current exception.
This must match init_exception_processing().
Note that handlers and caught are not redundant; when rethrown, an
exception can have multiple active handlers and still be considered
uncaught. */
struct cp_eh_info
{
__eh_info eh_info;
void *value;
void *type;
cleanup_fn cleanup;
bool caught;
cp_eh_info *next;
long handlers;
void *original_value;
};
/* Language-specific EH info pointer, defined in libgcc2. */
extern "C" cp_eh_info **__get_eh_info (); // actually void **
/* Exception allocate and free, defined in libgcc2. */
extern "C" void *__eh_alloc(size_t);
extern "C" void __eh_free(void *);
/* Is P the type_info node for a pointer of some kind? */
extern bool __is_pointer (void *);
/* OLD Compiler hook to return a pointer to the info for the current exception.
Used by get_eh_info (). This fudges the actualy returned value to
point to the beginning of what USE to be the cp_eh_info structure.
THis is so that old code that dereferences this pointer will find
things where it expects it to be.*/
extern "C" void *
__cp_exception_info (void)
{
return &((*__get_eh_info ())->value);
}
#define CP_EH_INFO ((cp_eh_info *) *__get_eh_info ())
/* Old Compiler hook to return a pointer to the info for the current exception.
Used by get_eh_info (). */
extern "C" cp_eh_info *
__cp_eh_info (void)
{
cp_eh_info *p = CP_EH_INFO;
return p;
}
/* Compiler hook to return a pointer to the info for the current exception,
Set the caught bit, and increment the number of handlers that are
looking at this exception. This makes handlers smaller. */
extern "C" cp_eh_info *
__start_cp_handler (void)
{
cp_eh_info *p = CP_EH_INFO;
p->caught = 1;
p->handlers++;
return p;
}
extern "C" int __throw_type_match_rtti_2 (const void *, const void *,
void *, void **);
extern "C" void *
__cplus_type_matcher (__eh_info *info_, void *match_info,
exception_descriptor *exception_table)
{
cp_eh_info *info = (cp_eh_info *)info_;
/* No exception table implies the old style mechanism, so don't check. */
if (exception_table != NULL
&& exception_table->lang.language != EH_LANG_C_plus_plus)
return NULL;
if (match_info == CATCH_ALL_TYPE)
return (void *)1;
/* we don't worry about version info yet, there is only one version! */
void *match_type = match_info;
#if !defined (__GXX_ABI_VERSION) || __GXX_ABI_VERSION < 100
match_type = ((void *(*)())match_type) ();
#endif
if (__throw_type_match_rtti_2 (match_type, info->type,
info->original_value, &info->value))
// Arbitrary non-null pointer.
return (void *)1;
else
return NULL;
}
/* Compiler hook to push a new exception onto the stack.
Used by expand_throw(). */
extern "C" void
__cp_push_exception (void *value, void *type, cleanup_fn cleanup)
{
cp_eh_info *p = (cp_eh_info *) __eh_alloc (sizeof (cp_eh_info));
p->value = value;
p->type = type;
p->cleanup = cleanup;
p->handlers = 0;
p->caught = false;
p->original_value = value;
p->eh_info.match_function = __cplus_type_matcher;
p->eh_info.language = EH_LANG_C_plus_plus;
p->eh_info.version = 1;
cp_eh_info **q = __get_eh_info ();
p->next = *q;
*q = p;
}
/* Compiler hook to pop an exception that has been finalized. Used by
push_eh_cleanup(). P is the info for the exception caught by the
current catch block. */
extern "C" void
__cp_pop_exception (cp_eh_info *p)
{
cp_eh_info **stack = __get_eh_info ();
cp_eh_info **q = stack;
--p->handlers;
/* Do nothing if our exception is being rethrown (i.e. if the active
exception is our exception and it is uncaught). */
if (p == *q && !p->caught)
return;
/* Don't really pop if there are still active handlers for our exception;
rather, push it down past any uncaught exceptions. */
if (p->handlers != 0)
{
if (p == *q && p->next && !p->next->caught)
{
q = &(p->next);
while (1)
{
if (*q == 0 || (*q)->caught)
break;
q = &((*q)->next);
}
*stack = p->next;
p->next = *q;
*q = p;
}
return;
}
for (; *q; q = &((*q)->next))
if (*q == p)
break;
if (! *q)
terminate ();
*q = p->next;
if (p->cleanup)
// value may have been adjusted.
CALL_CLEANUP (p->cleanup, p->original_value);
if (! __is_pointer (p->type))
__eh_free (p->original_value); // value may have been adjusted.
__eh_free (p);
}
/* We're doing a rethrow. Find the currently handled exception, mark it
uncaught, and move it to the top of the EH stack. */
extern "C" void
__uncatch_exception (void)
{
cp_eh_info **stack = __get_eh_info ();
cp_eh_info **q = stack;
cp_eh_info *p;
while (1)
{
p = *q;
if (p == 0)
terminate ();
if (p->caught)
break;
q = &(p->next);
}
if (q != stack)
{
*q = p->next;
p->next = *stack;
*stack = p;
}
p->caught = false;
}
/* As per [except.unexpected]:
If an exception is thrown, we check it against the spec. If it doesn't
match, we call unexpected (). If unexpected () throws, we check that
exception against the spec. If it doesn't match, if the spec allows
bad_exception we throw that; otherwise we call terminate ().
The compiler treats an exception spec as a try block with a generic
handler that just calls this function with a list of the allowed
exception types, so we have an active exception that can be rethrown.
This function does not return. */
extern "C" void
__check_eh_spec (int n, const void **spec)
{
cp_eh_info *p = CP_EH_INFO;
void *d;
for (int i = 0; i < n; ++i)
{
if (__throw_type_match_rtti_2 (spec[i], p->type, p->value, &d))
throw;
}
try
{
std::unexpected ();
}
catch (...)
{
// __exception_info is an artificial var pushed into each catch block.
if (p != __exception_info)
{
p = __exception_info;
for (int i = 0; i < n; ++i)
{
if (__throw_type_match_rtti_2 (spec[i], p->type, p->value, &d))
throw;
}
}
const std::type_info &bad_exc = typeid (std::bad_exception);
for (int i = 0; i < n; ++i)
{
if (__throw_type_match_rtti_2 (spec[i], &bad_exc, p->value, &d))
throw std::bad_exception ();
}
terminate ();
}
}
/* Special case of the above for throw() specs. */
extern "C" void
__check_null_eh_spec (void)
{
__check_eh_spec (0, 0);
}
// Helpers for rtti. Although these don't return, we give them return types so
// that the type system is not broken.
extern "C" void *
__throw_bad_cast ()
{
throw std::bad_cast ();
return 0;
}
extern "C" std::type_info const &
__throw_bad_typeid ()
{
throw std::bad_typeid ();
return typeid (void);
}
/* Has the current exception been caught? */
bool
std::uncaught_exception ()
{
cp_eh_info *p = CP_EH_INFO;
return p && ! p->caught;
}
const char * std::exception::
what () const
{
return typeid (*this).name ();
}

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// The -*- C++ -*- dynamic memory management header.
// Copyright (C) 1994, 1996, 1997, 1998, 2000 Free Software Foundation
// This file is part of GNU CC.
//
// GNU CC 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.
//
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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.
#ifndef __NEW__
#define __NEW__
#pragma interface "new"
#include <stddef.h>
#include <exception>
extern "C++" {
namespace std {
class bad_alloc : public exception {
public:
virtual const char* what() const throw() { return "bad_alloc"; }
};
struct nothrow_t {};
extern const nothrow_t nothrow;
typedef void (*new_handler)();
new_handler set_new_handler (new_handler);
} // namespace std
// replaceable signatures
void *operator new (size_t) throw (std::bad_alloc);
void *operator new[] (size_t) throw (std::bad_alloc);
void operator delete (void *) throw();
void operator delete[] (void *) throw();
void *operator new (size_t, const std::nothrow_t&) throw();
void *operator new[] (size_t, const std::nothrow_t&) throw();
void operator delete (void *, const std::nothrow_t&) throw();
void operator delete[] (void *, const std::nothrow_t&) throw();
// default placement versions of operator new
inline void *operator new(size_t, void *place) throw() { return place; }
inline void *operator new[](size_t, void *place) throw() { return place; }
} // extern "C++"
#endif

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// -*- C++ -*- forwarding header.
// Copyright (C) 2000 Free Software Foundation
// This file is part of GNU CC.
//
// GNU CC 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.
//
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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.
#ifndef __NEW_H__
#define __NEW_H__
#include <new>
using std::new_handler;
using std::set_new_handler;
#endif // __NEW_H__

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// Implementation file for the -*- C++ -*- dynamic memory management header.
// Copyright (C) 1996, 1997, 1998, 2000 Free Software Foundation
//
// This file is part of GNU CC.
//
// GNU CC 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.
//
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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.
#pragma implementation "new"
#include "new"
const std::nothrow_t std::nothrow = { };
using std::new_handler;
new_handler __new_handler;
new_handler
std::set_new_handler (new_handler handler)
{
new_handler prev_handler = __new_handler;
__new_handler = handler;
return prev_handler;
}

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// Support routines for the -*- C++ -*- dynamic memory management.
// Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
//
// This file is part of GNU CC.
//
// GNU CC 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.
//
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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 "new"
using std::new_handler;
using std::bad_alloc;
extern "C" void *malloc (size_t);
extern new_handler __new_handler;
void *
operator new (size_t sz) throw (std::bad_alloc)
{
void *p;
/* malloc (0) is unpredictable; avoid it. */
if (sz == 0)
sz = 1;
p = (void *) malloc (sz);
while (p == 0)
{
new_handler handler = __new_handler;
if (! handler)
throw bad_alloc ();
handler ();
p = (void *) malloc (sz);
}
return p;
}

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// Support routines for the -*- C++ -*- dynamic memory management.
// Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
//
// This file is part of GNU CC.
//
// GNU CC 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.
//
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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 "new"
using std::new_handler;
using std::bad_alloc;
extern "C" void *malloc (size_t);
extern new_handler __new_handler;
void *
operator new (size_t sz, const std::nothrow_t&) throw()
{
void *p;
/* malloc (0) is unpredictable; avoid it. */
if (sz == 0)
sz = 1;
p = (void *) malloc (sz);
while (p == 0)
{
new_handler handler = __new_handler;
if (! handler)
return 0;
try
{
handler ();
}
catch (bad_alloc &)
{
return 0;
}
p = (void *) malloc (sz);
}
return p;
}

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// Boilerplate support routines for -*- C++ -*- dynamic memory management.
// Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
//
// This file is part of GNU CC.
//
// GNU CC 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.
//
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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 "new"
void *
operator new[] (size_t sz) throw (std::bad_alloc)
{
return ::operator new(sz);
}

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// Boilerplate support routines for -*- C++ -*- dynamic memory management.
// Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
//
// This file is part of GNU CC.
//
// GNU CC 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.
//
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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 "new"
void *
operator new[] (size_t sz, const std::nothrow_t& nothrow) throw()
{
return ::operator new(sz, nothrow);
}

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#include <stdio.h>
#ifdef __GNU_LIBRARY__
/* Avoid forcing the library's meaning of `write' on the user program
by using the "internal" name (for use within the library) */
#define write(fd, buf, n) __write((fd), (buf), (n))
#endif
#define MESSAGE "pure virtual method called\n"
void
__pure_virtual (void)
{
write (2, MESSAGE, sizeof (MESSAGE) - 1);
__terminate ();
}

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// RTTI support internals for -*- C++ -*-
// Copyright (C) 1994, 1995, 1996, 1998, 1999, 2000 Free Software Foundation
#include "typeinfo"
// Class declarations shared between the typeinfo implementation files.
#if !defined(__GXX_ABI_VERSION) || __GXX_ABI_VERSION < 100
// original (old) abi
// type_info for a class with no base classes (or an enum).
struct __user_type_info : public std::type_info {
__user_type_info (const char *n) : type_info (n) {}
// If our type can be upcast to a public and unambiguous base, then return
// non-zero and set RES to point to the base object. OBJ points to the throw
// object and can be NULL, if there is no object to adjust.
int upcast (const type_info &target, void *obj, void **res) const;
// If our type can be dynamicly cast to the target type, then return
// pointer to the target object. OBJ is the pointer to the most derived
// type and cannot be NULL. SUBTYPE and SUBOBJ indicate the static type
// base object from whence we came, it cannot be NULL. SUBTYPE cannot be
// the same as TARGET. TARGET cannot be a base of SUBTYPE.
// BOFF indicates how SUBTYPE is related to TARGET.
// BOFF >= 0, there is only one public non-virtual SUBTYPE base at offset
// BOFF, and there are no public virtual SUBTYPE bases.
// Therefore check if SUBOBJ is at offset BOFF when we find a target
// BOFF == -1, SUBTYPE occurs as multiple public virtual or non-virtual bases.
// Lazily search all the bases of TARGET.
// BOFF == -2, SUBTYPE is not a public base.
// BOFF == -3, SUBTYPE occurs as multiple public non-virtual bases.
// Lazily search the non-virtual bases of TARGET.
// For backwards compatibility set BOFF to -1, that is the safe "unknown"
// value. We do not care about SUBTYPES as private bases of TARGET, as they
// can never succeed as downcasts, only as crosscasts -- and then only if
// they are virtual. This is more complicated that it might seem.
void *dyncast (int boff,
const type_info &target, void *obj,
const type_info &subtype, void *subobj) const;
// non_virtual_base_type is used to indicate that a base class is via a
// non-virtual access path.
static const type_info *const nonvirtual_base_type
= static_cast <const type_info *> (0) + 1;
// sub_kind tells us about how a base object is contained within a derived
// object. We often do this lazily, hence the UNKNOWN value. At other times
// we may use NOT_CONTAINED to mean not publicly contained.
enum sub_kind
{
unknown = 0, // we have no idea
not_contained, // not contained within us (in some
// circumstances this might mean not contained
// publicly)
contained_ambig, // contained ambiguously
contained_mask = 4, // contained within us
contained_virtual_mask = 1, // via a virtual path
contained_public_mask = 2, // via a public path
contained_private = contained_mask,
contained_public = contained_mask | contained_public_mask
};
// some predicate functions for sub_kind
static inline bool contained_p (sub_kind access_path)
{
return access_path >= contained_mask;
}
static inline bool contained_public_p (sub_kind access_path)
{
return access_path >= contained_public;
}
static inline bool contained_nonpublic_p (sub_kind access_path)
{
return (access_path & contained_public) == contained_mask;
}
static inline bool contained_nonvirtual_p (sub_kind access_path)
{
return (access_path & (contained_mask | contained_virtual_mask))
== contained_mask;
}
static inline bool contained_virtual_p (sub_kind access_path)
{
return (access_path & (contained_mask | contained_virtual_mask))
== (contained_mask | contained_virtual_mask);
}
struct upcast_result
{
void *target_obj; // pointer to target object or NULL (init NULL)
sub_kind whole2target; // path from most derived object to target
const type_info *base_type; // where we found the target, (init NULL)
// if in vbase the __user_type_info of vbase)
// if a non-virtual base then 1
// else NULL
public:
upcast_result ()
:target_obj (NULL), whole2target (unknown), base_type (NULL)
{}
};
struct dyncast_result
{
void *target_obj; // pointer to target object or NULL (init NULL)
sub_kind whole2target; // path from most derived object to target
sub_kind whole2sub; // path from most derived object to sub object
sub_kind target2sub; // path from target to sub object
public:
dyncast_result ()
:target_obj (NULL), whole2target (unknown),
whole2sub (unknown), target2sub (unknown)
{}
};
public:
// Helper for upcast. See if TARGET is us, or one of our bases. ACCESS_PATH
// gives the access from the start object. Return TRUE if we know the catch
// fails.
virtual bool do_upcast (sub_kind access_path,
const type_info &target, void *obj,
upcast_result &__restrict result) const;
// Helper for dyncast. BOFF indicates how the SUBTYPE is related to TARGET.
// ACCESS_PATH indicates the access from the most derived object. It is
// used to prune the DAG walk. All information about what we find is put
// into RESULT. Return true, if the match we have found is ambiguous.
virtual bool do_dyncast (int boff, sub_kind access_path,
const type_info &target, void *obj,
const type_info &subtype, void *subptr,
dyncast_result &__restrict result) const;
public:
// Indicate whether SUBPTR of type SUBTYPE is contained publicly within
// OBJPTR. OBJPTR points to this base object. BOFF indicates how SUBTYPE
// objects might be contained within this type. If SUBPTR is one of our
// SUBTYPE bases, indicate virtuality. Returns not_contained for non
// containment or private containment.
sub_kind find_public_subobj (int boff, const type_info &subtype,
void *objptr, void *subptr) const
{
if (boff >= 0)
return ((char *)subptr - (char *)objptr) == boff
? contained_public : not_contained;
if (boff == -2)
return not_contained;
return do_find_public_subobj (boff, subtype, objptr, subptr);
}
public:
// Helper for find_subobj. BOFF indicates how SUBTYPE bases are inherited by
// the type started from -- which is not necessarily the current type.
// OBJPTR points to the current base.
virtual sub_kind do_find_public_subobj (int boff, const type_info &subtype,
void *objptr, void *subptr) const;
};
// type_info for a class with one public, nonvirtual base class.
class __si_type_info : public __user_type_info {
const __user_type_info &base;
public:
__si_type_info (const char *n, const __user_type_info &b)
: __user_type_info (n), base (b) { }
private:
virtual bool do_upcast (sub_kind access_path,
const type_info &target, void *obj,
upcast_result &__restrict result) const;
virtual bool do_dyncast (int boff, sub_kind access_path,
const type_info &target, void *obj,
const type_info &subtype, void *subptr,
dyncast_result &__restrict result) const;
virtual sub_kind do_find_public_subobj (int boff, const type_info &subtype,
void *objptr, void *subptr) const;
};
// type_info for a general class.
#include <limits.h>
#if INT_MAX == 2147483647
typedef int myint32;
#elif SHRT_MAX == 2147483647
typedef short myint32;
#elif SCHAR_MAX == 2147483647
typedef signed char myint32;
#elif LONG_MAX == 2147483647
typedef long myint32;
#else
# error "No 32-bit data type?"
#endif
struct __class_type_info : public __user_type_info {
enum access { PUBLIC = 1, PROTECTED = 2, PRIVATE = 3 };
struct base_info {
const __user_type_info *base;
myint32 offset: 29;
bool is_virtual: 1;
enum access access: 2;
};
const base_info *base_list;
size_t n_bases;
__class_type_info (const char *name, const base_info *bl, size_t bn)
: __user_type_info (name), base_list (bl), n_bases (bn) {}
public:
virtual bool do_upcast (sub_kind access_path,
const type_info &target, void *obj,
upcast_result &__restrict result) const;
virtual bool do_dyncast (int boff, sub_kind access_path,
const type_info &target, void *obj,
const type_info &subtype, void *subptr,
dyncast_result &__restrict result) const;
virtual sub_kind do_find_public_subobj (int boff, const type_info &subtype,
void *objptr, void *subptr) const;
};
#else
// new abi
#include <cxxabi.h>
#endif

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// Methods for type_info for -*- C++ -*- Run Time Type Identification.
// Copyright (C) 1994, 1996, 1997, 1998, 1999, 2000 Free Software Foundation
// This file is part of GNU CC.
// GNU CC 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.
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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 <stddef.h>
#include "tinfo.hP"
#include "new" // for placement new
// We can't rely on having stdlib.h if we're freestanding.
extern "C" void abort ();
using std::type_info;
#if !defined(__GXX_ABI_VERSION) || __GXX_ABI_VERSION < 100
bool
type_info::before (const type_info &arg) const
{
return __builtin_strcmp (name (), arg.name ()) < 0;
}
// type info for pointer type.
struct __pointer_type_info : public type_info {
const type_info& type;
__pointer_type_info (const char *n, const type_info& ti)
: type_info (n), type (ti) {}
};
// type info for attributes
struct __attr_type_info : public type_info {
enum cv { NONE = 0, CONST = 1, VOLATILE = 2, CONSTVOL = 1 | 2 };
const type_info& type;
cv attr;
__attr_type_info (const char *n, cv a, const type_info& t)
: type_info (n), type (t), attr (a) {}
};
// type_info for builtin type
struct __builtin_type_info : public type_info {
__builtin_type_info (const char *n): type_info (n) {}
};
// type info for function.
struct __func_type_info : public type_info {
__func_type_info (const char *n) : type_info (n) {}
};
// type info for pointer to member function.
struct __ptmf_type_info : public type_info {
__ptmf_type_info (const char *n) : type_info (n) {}
};
// type info for pointer to data member.
struct __ptmd_type_info : public type_info {
__ptmd_type_info (const char *n): type_info (n) {}
};
// type info for array.
struct __array_type_info : public type_info {
__array_type_info (const char *n): type_info (n) {}
};
#else
#include <cxxabi.h>
#endif
#if defined(__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100
namespace __cxxabiv1 {
using namespace std;
// This has special meaning to the compiler, and will cause it
// to emit the type_info structures for the fundamental types which are
// mandated to exist in the runtime.
__fundamental_type_info::
~__fundamental_type_info ()
{}
__array_type_info::
~__array_type_info ()
{}
__function_type_info::
~__function_type_info ()
{}
__enum_type_info::
~__enum_type_info ()
{}
__pbase_type_info::
~__pbase_type_info ()
{}
__pointer_type_info::
~__pointer_type_info ()
{}
__pointer_to_member_type_info::
~__pointer_to_member_type_info ()
{}
bool __pointer_type_info::
__is_pointer_p () const
{
return true;
}
bool __function_type_info::
__is_function_p () const
{
return true;
}
bool __pbase_type_info::
__do_catch (const type_info *thr_type,
void **thr_obj,
unsigned outer) const
{
if (*this == *thr_type)
return true; // same type
if (typeid (*this) != typeid (*thr_type))
return false; // not both same kind of pointers
if (!(outer & 1))
// We're not the same and our outer pointers are not all const qualified
// Therefore there must at least be a qualification conversion involved
// But for that to be valid, our outer pointers must be const qualified.
return false;
const __pbase_type_info *thrown_type =
static_cast <const __pbase_type_info *> (thr_type);
if (thrown_type->__qualifier_flags & ~__qualifier_flags)
// We're less qualified.
return false;
if (!(__qualifier_flags & __const_mask))
outer &= ~1;
return __pointer_catch (thrown_type, thr_obj, outer);
}
inline bool __pbase_type_info::
__pointer_catch (const __pbase_type_info *thrown_type,
void **thr_obj,
unsigned outer) const
{
return __pointee->__do_catch (thrown_type->__pointee, thr_obj, outer + 2);
}
bool __pointer_type_info::
__pointer_catch (const __pbase_type_info *thrown_type,
void **thr_obj,
unsigned outer) const
{
if (outer < 2 && *__pointee == typeid (void))
{
// conversion to void
return !thrown_type->__pointee->__is_function_p ();
}
return __pbase_type_info::__pointer_catch (thrown_type, thr_obj, outer);
}
bool __pointer_to_member_type_info::
__pointer_catch (const __pbase_type_info *thr_type,
void **thr_obj,
unsigned outer) const
{
// This static cast is always valid, as our caller will have determined that
// thr_type is really a __pointer_to_member_type_info.
const __pointer_to_member_type_info *thrown_type =
static_cast <const __pointer_to_member_type_info *> (thr_type);
if (*__context_class != *thrown_type->__context_class)
return false; // not pointers to member of same class
return __pbase_type_info::__pointer_catch (thrown_type, thr_obj, outer);
}
} // namespace std
#endif
// Entry points for the compiler.
/* Low level match routine used by compiler to match types of catch
variables and thrown objects. */
extern "C" int
__throw_type_match_rtti_2 (const void *catch_type_r, const void *throw_type_r,
void *objptr, void **valp)
{
const type_info &catch_type = *(const type_info *)catch_type_r;
const type_info &throw_type = *(const type_info *)throw_type_r;
*valp = objptr;
#if !defined(__GXX_ABI_VERSION) || __GXX_ABI_VERSION < 100
// old abi
if (catch_type == throw_type)
return 1;
if (const __user_type_info *p
= dynamic_cast <const __user_type_info *> (&throw_type))
{
return p->upcast (catch_type, objptr, valp);
}
else if (const __pointer_type_info *fr =
dynamic_cast <const __pointer_type_info *> (&throw_type))
{
const __pointer_type_info *to =
dynamic_cast <const __pointer_type_info *> (&catch_type);
if (! to)
return 0;
const type_info *subfr = &fr->type, *subto = &to->type;
__attr_type_info::cv cvfrom, cvto;
if (const __attr_type_info *at
= dynamic_cast <const __attr_type_info *> (subfr))
{
cvfrom = at->attr;
subfr = &at->type;
}
else
cvfrom = __attr_type_info::NONE;
if (const __attr_type_info *at
= dynamic_cast <const __attr_type_info *> (subto))
{
cvto = at->attr;
subto = &at->type;
}
else
cvto = __attr_type_info::NONE;
if (((cvfrom & __attr_type_info::CONST)
> (cvto & __attr_type_info::CONST))
|| ((cvfrom & __attr_type_info::VOLATILE)
> (cvto & __attr_type_info::VOLATILE)))
return 0;
if (*subto == *subfr)
return 1;
else if (*subto == typeid (void)
&& dynamic_cast <const __func_type_info *> (subfr) == 0)
return 1;
else if (const __user_type_info *p
= dynamic_cast <const __user_type_info *> (subfr))
return p->upcast (*subto, objptr, valp);
else if (const __pointer_type_info *pfr
= dynamic_cast <const __pointer_type_info *> (subfr))
{
// Multi-level pointer conversion.
const __pointer_type_info *pto
= dynamic_cast <const __pointer_type_info *> (subto);
if (! pto)
return 0;
bool constp = (cvto & __attr_type_info::CONST);
for (subto = &pto->type, subfr = &pfr->type; ;
subto = &pto->type, subfr = &pfr->type)
{
if (const __attr_type_info *at
= dynamic_cast <const __attr_type_info *> (subfr))
{
cvfrom = at->attr;
subfr = &at->type;
}
else
cvfrom = __attr_type_info::NONE;
if (const __attr_type_info *at
= dynamic_cast <const __attr_type_info *> (subto))
{
cvto = at->attr;
subto = &at->type;
}
else
cvto = __attr_type_info::NONE;
if (((cvfrom & __attr_type_info::CONST)
> (cvto & __attr_type_info::CONST))
|| ((cvfrom & __attr_type_info::VOLATILE)
> (cvto & __attr_type_info::VOLATILE)))
return 0;
if (! constp
&& (((cvfrom & __attr_type_info::CONST)
< (cvto & __attr_type_info::CONST))
|| ((cvfrom & __attr_type_info::VOLATILE)
< (cvto & __attr_type_info::VOLATILE))))
return 0;
if (*subto == *subfr)
return 1;
pto = dynamic_cast <const __pointer_type_info *> (subto);
pfr = dynamic_cast <const __pointer_type_info *> (subfr);
if (! pto || ! pfr)
return 0;
if (! (cvto & __attr_type_info::CONST))
constp = false;
}
}
}
#else
// new abi
return catch_type.__do_catch (&throw_type, valp, 1);
#endif
return 0;
}
#if !defined(__GXX_ABI_VERSION) || __GXX_ABI_VERSION < 100
/* Backward compatibility wrapper. */
extern "C" void*
__throw_type_match_rtti (const void *catch_type_r, const void *throw_type_r,
void *objptr)
{
void *ret;
if (__throw_type_match_rtti_2 (catch_type_r, throw_type_r, objptr, &ret))
return ret;
return NULL;
}
#endif
/* Called from __cp_pop_exception. Is P the type_info node for a pointer
of some kind? */
bool
__is_pointer (void *p)
{
const type_info *t = reinterpret_cast <const type_info *>(p);
#if !defined(__GXX_ABI_VERSION) || __GXX_ABI_VERSION < 100
// old abi
const __pointer_type_info *pt =
dynamic_cast <const __pointer_type_info *> (t);
return pt != 0;
#else
// new abi
return t->__is_pointer_p ();
#endif
}
#if !defined(__GXX_ABI_VERSION) || __GXX_ABI_VERSION < 100
// old abi
extern "C" void
__rtti_ptr (void *addr, const char *n, const type_info *ti)
{ new (addr) __pointer_type_info (n, *ti); }
extern "C" void
__rtti_attr (void *addr, const char *n, int attrval, const type_info *ti)
{
new (addr) __attr_type_info
(n, static_cast <__attr_type_info::cv> (attrval), *ti);
}
extern "C" void
__rtti_func (void *addr, const char *name)
{ new (addr) __func_type_info (name); }
extern "C" void
__rtti_ptmf (void *addr, const char *name)
{ new (addr) __ptmf_type_info (name); }
extern "C" void
__rtti_ptmd (void *addr, const char *name)
{ new (addr) __ptmd_type_info (name); }
extern "C" void
__rtti_array (void *addr, const char *name)
{ new (addr) __array_type_info (name); }
extern "C" void *
__dynamic_cast (const type_info& (*from)(void), const type_info& (*to)(void),
int require_public, void *address, const type_info & (*sub)(void), void *subptr)
{
if (!require_public) abort();
return static_cast <__user_type_info const &> (from ()).dyncast
(/*boff=*/-1, to (), address, sub (), subptr);
}
extern "C" void *
__dynamic_cast_2 (const type_info& (*from)(void), const type_info& (*to)(void),
int boff,
void *address, const type_info & (*sub)(void), void *subptr)
{
return static_cast <__user_type_info const &> (from ()).dyncast
(boff, to (), address, sub (), subptr);
}
// type_info nodes and functions for the builtin types. The mangling here
// must match the mangling in gcc/cp/rtti.c.
#define BUILTIN(mangled) \
unsigned char __ti##mangled [sizeof (__builtin_type_info)] \
__attribute__ ((aligned (__alignof__ (void *)))); \
extern "C" const type_info &__tf##mangled (void) { \
if ((*(void **) __ti##mangled) == 0) \
new (__ti##mangled) __builtin_type_info (#mangled); \
return *(type_info *)__ti##mangled; \
}
BUILTIN (v); BUILTIN (x); BUILTIN (l); BUILTIN (i); BUILTIN (s); BUILTIN (b);
BUILTIN (c); BUILTIN (w); BUILTIN (r); BUILTIN (d); BUILTIN (f);
BUILTIN (Ui); BUILTIN (Ul); BUILTIN (Ux); BUILTIN (Us); BUILTIN (Uc);
BUILTIN (Sc);
#endif

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// RTTI support for -*- C++ -*-
// Copyright (C) 1994, 1995, 1996, 1997, 1998, 2000 Free Software Foundation
// This file is part of GNU CC.
//
// GNU CC 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.
//
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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.
// __GXX_ABI_VERSION distinguishes the ABI that is being used. Values <100
// indicate the `old' abi, which grew as C++ was defined. Values >=100
// indicate the `new' abi, which is a cross vendor C++ abi, documented at
// `http://reality.sgi.com/dehnert_engr/cxx/'.
#ifndef __TYPEINFO__
#define __TYPEINFO__
#pragma interface "typeinfo"
#include <exception>
extern "C++" {
#if defined(__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100
namespace __cxxabiv1
{
class __class_type_info;
} // namespace __cxxabiv1
#endif
namespace std {
class type_info {
public:
// Destructor. Being the first non-inline virtual function, this controls in
// which translation unit the vtable is emitted. The compiler makes use of
// that information to know where to emit the runtime-mandated type_info
// structures in the new-abi.
virtual ~type_info ();
private:
// Assigning type_info is not supported. made private.
type_info& operator= (const type_info&);
type_info (const type_info&);
protected:
const char *__name;
protected:
explicit type_info (const char *__n): __name (__n) { }
public:
// the public interface
#if !defined(__GXX_ABI_VERSION) || __GXX_ABI_VERSION < 100
// In old abi, there can be multiple instances of a type_info object for one
// type. Uniqueness must use the _name value, not object address.
bool before (const type_info& arg) const;
const char* name () const
{ return __name; }
bool operator== (const type_info& __arg) const;
bool operator!= (const type_info& __arg) const
{ return !operator== (__arg); }
#else
// In new abi we can rely on type_info's NTBS being unique,
// and therefore address comparisons are sufficient.
bool before (const type_info& __arg) const
{ return __name < __arg.__name; }
const char* name () const
{ return __name; }
bool operator== (const type_info& __arg) const
{ return __name == __arg.__name; }
bool operator!= (const type_info& __arg) const
{ return !operator== (__arg); }
#endif
// the internal interface
#if defined(__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100
public:
// return true if this is a pointer type of some kind
virtual bool __is_pointer_p () const;
// return true if this is a function type
virtual bool __is_function_p () const;
// Try and catch a thrown type. Store an adjusted pointer to the caught type
// in THR_OBJ. If THR_TYPE is not a pointer type, then THR_OBJ points to the
// thrown object. If THR_TYPE is a pointer type, then THR_OBJ is the pointer
// itself. OUTER indicates the number of outer pointers, and whether they
// were const qualified.
virtual bool __do_catch (const type_info *__thr_type, void **__thr_obj,
unsigned __outer) const;
// internally used during catch matching
virtual bool __do_upcast (const __cxxabiv1::__class_type_info *__target,
void **__obj_ptr) const;
#endif
};
class bad_cast : public exception {
public:
bad_cast() { }
virtual ~bad_cast() { }
};
class bad_typeid : public exception {
public:
bad_typeid () { }
virtual ~bad_typeid () { }
};
} // namespace std
} // extern "C++"
#endif

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libstdc++/vec.cc Normal file
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// new abi support -*- C++ -*-
// Copyright (C) 2000
// Free Software Foundation, Inc.
// Written by Nathan Sidwell, Codesourcery LLC, <nathan@codesourcery.com>
//
// GNU CC 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.
// GNU CC 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 GNU CC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, 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.
#if defined(__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100
#include <cxxabi.h>
#include <new>
#include <exception>
// Exception handling hook, to mark current exception as not caught --
// generally because we're about to rethrow it after some cleanup.
extern "C" void __uncatch_exception (void);
namespace __cxxabiv1
{
/* allocate and construct array */
extern "C" void *
__cxa_vec_new (size_t element_count,
size_t element_size,
size_t padding_size,
void (*constructor) (void *),
void (*destructor) (void *))
{
return __cxa_vec_new2 (element_count, element_size, padding_size,
constructor, destructor,
&operator new[], &operator delete []);
}
extern "C" void *
__cxa_vec_new2 (size_t element_count,
size_t element_size,
size_t padding_size,
void (*constructor) (void *),
void (*destructor) (void *),
void *(*alloc) (size_t),
void (*dealloc) (void *))
{
size_t size = element_count * element_size + padding_size;
char *base = static_cast <char *> (alloc (size));
if (padding_size)
{
base += padding_size;
reinterpret_cast <size_t *> (base)[-1] = element_count;
}
try
{
__cxa_vec_ctor (base, element_count, element_size,
constructor, destructor);
}
catch (...)
{
__uncatch_exception ();
dealloc (base - padding_size);
throw;
}
return base;
}
extern "C" void *
__cxa_vec_new3 (size_t element_count,
size_t element_size,
size_t padding_size,
void (*constructor) (void *),
void (*destructor) (void *),
void *(*alloc) (size_t),
void (*dealloc) (void *, size_t))
{
size_t size = element_count * element_size + padding_size;
char *base = static_cast <char *> (alloc (size));
if (padding_size)
{
base += padding_size;
reinterpret_cast <size_t *> (base)[-1] = element_count;
}
try
{
__cxa_vec_ctor (base, element_count, element_size,
constructor, destructor);
}
catch (...)
{
__uncatch_exception ();
dealloc (base - padding_size, size);
throw;
}
return base;
}
/* construct array */
extern "C" void
__cxa_vec_ctor (void *array_address,
size_t element_count,
size_t element_size,
void (*constructor) (void *),
void (*destructor) (void *))
{
size_t ix = 0;
char *ptr = static_cast <char *> (array_address);
try
{
if (constructor)
for (; ix != element_count; ix++, ptr += element_size)
constructor (ptr);
}
catch (...)
{
__uncatch_exception ();
__cxa_vec_dtor (array_address, ix, element_size, destructor);
throw;
}
}
/* construct an array by copying */
extern "C" void
__cxa_vec_cctor (void *dest_array,
void *src_array,
size_t element_count,
size_t element_size,
void (*constructor) (void *, void *),
void (*destructor) (void *))
{
size_t ix = 0;
char *dest_ptr = static_cast <char *> (dest_array);
char *src_ptr = static_cast <char *> (src_array);
try
{
if (constructor)
for (; ix != element_count;
ix++, src_ptr += element_size, dest_ptr += element_size)
constructor (dest_ptr, src_ptr);
}
catch (...)
{
__uncatch_exception ();
__cxa_vec_dtor (dest_array, ix, element_size, destructor);
throw;
}
}
/* destruct array */
extern "C" void
__cxa_vec_dtor (void *array_address,
size_t element_count,
size_t element_size,
void (*destructor) (void *))
{
if (destructor)
{
char *ptr = static_cast <char *> (array_address);
size_t ix = element_count;
bool unwinding = std::uncaught_exception ();
ptr += element_count * element_size;
try
{
while (ix--)
{
ptr -= element_size;
destructor (ptr);
}
}
catch (...)
{
if (unwinding)
// [except.ctor]/3 If a destructor called during stack unwinding
// exits with an exception, terminate is called.
std::terminate ();
__uncatch_exception ();
__cxa_vec_dtor (array_address, ix, element_size, destructor);
throw;
}
}
}
/* destruct and release array */
extern "C" void
__cxa_vec_delete (void *array_address,
size_t element_size,
size_t padding_size,
void (*destructor) (void *))
{
__cxa_vec_delete2 (array_address, element_size, padding_size,
destructor,
&operator delete []);
}
extern "C" void
__cxa_vec_delete2 (void *array_address,
size_t element_size,
size_t padding_size,
void (*destructor) (void *),
void (*dealloc) (void *))
{
char *base = static_cast <char *> (array_address);
if (padding_size)
{
size_t element_count = reinterpret_cast <size_t *> (base)[-1];
base -= padding_size;
try
{
__cxa_vec_dtor (array_address, element_count, element_size,
destructor);
}
catch (...)
{
__uncatch_exception ();
dealloc (base);
throw;
}
}
dealloc (base);
}
extern "C" void
__cxa_vec_delete3 (void *array_address,
size_t element_size,
size_t padding_size,
void (*destructor) (void *),
void (*dealloc) (void *, size_t))
{
char *base = static_cast <char *> (array_address);
size_t size = 0;
if (padding_size)
{
size_t element_count = reinterpret_cast <size_t *> (base)[-1];
base -= padding_size;
size = element_count * element_size + padding_size;
try
{
__cxa_vec_dtor (array_address, element_count, element_size,
destructor);
}
catch (...)
{
__uncatch_exception ();
dealloc (base, size);
throw;
}
}
dealloc (base, size);
}
} // namespace __cxxabiv1
#endif // defined(__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100