Gcc 3.1.0 pre-release's C++ support bits from the FSF anoncvs repo

on 9-May-2002 15:57:15 EDT.

31 files changed, 4789 insertions, 0 deletions

diff --git a/contrib/libstdc++/libsupc++/Makefile.am b/contrib/libstdc++/libsupc++/Makefile.am
new file mode 100644
index 0000000..e37613f
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/Makefile.am
@@ -0,0 +1,189 @@
+## Makefile for the GNU C++ Support library.
+##
+## Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
+##
+## Process this file with automake to produce Makefile.in.
+##
+## 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. 
+
+AUTOMAKE_OPTIONS = 1.3 cygnus
+MAINT_CHARSET = latin1
+
+mkinstalldirs = $(SHELL) $(toplevel_srcdir)/mkinstalldirs
+
+# Cross compiler and multilib support.
+CC = @CC@
+CXX = @glibcpp_CXX@
+toolexecdir = @glibcpp_toolexecdir@
+toolexeclibdir = @glibcpp_toolexeclibdir@
+
+
+# Need this library to both be part of libstdc++.a, and installed
+# separately too.
+# 1) separate libsupc++.la 
+toolexeclib_LTLIBRARIES = libsupc++.la
+# 2) integrated libsupc++convenience.la that is to be a part of libstdc++.a
+noinst_LTLIBRARIES = libsupc++convenience.la
+
+
+# Compile flags that should be constant throughout the build, both for
+# SUBDIRS and for libstdc++-v3 in general.
+OPTIMIZE_CXXFLAGS = @OPTIMIZE_CXXFLAGS@
+
+# These bits are all figured out from configure. Look in acinclude.m4
+# or configure.in to see how they are set. See GLIBCPP_EXPORT_FLAGS
+# NB: DEBUGFLAGS have to be at the end so that -O2 can be overridden.
+CONFIG_CXXFLAGS = \
+	@EXTRA_CXX_FLAGS@ @SECTION_FLAGS@ @CSHADOW_FLAGS@ @DEBUG_FLAGS@ 
+
+# Warning flags to use.
+WARN_CXXFLAGS = \
+	@WARN_FLAGS@ $(WERROR) -fdiagnostics-show-location=once
+
+# Use common includes from acinclude.m4/GLIBCPP_EXPORT_INCLUDES
+GLIBCPP_INCLUDES = @GLIBCPP_INCLUDES@
+LIBSUPCXX_INCLUDES = @LIBSUPCXX_INCLUDES@
+
+INCLUDES = \
+	-I$(toplevel_srcdir)/gcc -I$(toplevel_srcdir)/include \
+	$(GLIBCPP_INCLUDES) $(LIBSUPCXX_INCLUDES)
+
+headers = \
+	exception new typeinfo cxxabi.h exception_defines.h 
+
+sources = \
+	cxa_demangle.c \
+	del_op.cc \
+	del_opnt.cc \
+	del_opv.cc \
+	del_opvnt.cc \
+	dyn-string.c \
+	eh_alloc.cc \
+	eh_aux_runtime.cc \
+	eh_catch.cc \
+	eh_exception.cc \
+	eh_globals.cc \
+	eh_personality.cc \
+	eh_terminate.cc \
+	eh_throw.cc \
+	eh_type.cc \
+	new_handler.cc \
+	new_op.cc \
+	new_opnt.cc \
+	new_opv.cc \
+	new_opvnt.cc \
+	pure.cc \
+	tinfo.cc \
+	tinfo2.cc \
+	vec.cc
+
+libsupc___la_SOURCES = $(sources)
+libsupc__convenience_la_SOURCES = $(sources)
+
+glibcppinstalldir = @gxx_include_dir@
+glibcppinstall_HEADERS = $(headers)
+
+LIBSUPCXX_CXXFLAGS = $(LIBSUPCXX_PICFLAGS)
+
+# Use special rules for pulling things out of libiberty.
+cxa_demangle.c:
+	rm -f $@
+	$(LN_S) $(toplevel_srcdir)/libiberty/cp-demangle.c $@
+cxa_demangle.lo: cxa_demangle.c
+	$(LTCOMPILE) -DIN_GLIBCPP_V3 -Wno-error -c $<
+cxa_demangle.o: cxa_demangle.c
+	$(COMPILE) -DIN_GLIBCPP_V3 -Wno-error -c $<
+dyn-string.c:
+	rm -f $@
+	$(LN_S) $(toplevel_srcdir)/libiberty/dyn-string.c $@
+dyn-string.lo: dyn-string.c
+	$(LTCOMPILE) -DIN_GLIBCPP_V3 -Wno-error -c $<
+dyn-string.o: dyn-string.c
+	$(COMPILE) -DIN_GLIBCPP_V3 -Wno-error -c $<
+
+# LTCOMPILE is copied from LTCXXCOMPILE below.
+LTCOMPILE = $(LIBTOOL) --tag CC --tag disable-shared \
+               --mode=compile $(CC) $(INCLUDES) \
+               $(AM_CPPFLAGS) $(CPPFLAGS) $(CXXFLAGS) $(AM_CXXFLAGS) 
+
+
+# AM_CXXFLAGS needs to be in each subdirectory so that it can be
+# modified in a per-library or per-sub-library way.  Need to manually
+# set this option because CONFIG_CXXFLAGS has to be after
+# OPTIMIZE_CXXFLAGS on the compile line so that -O2 can be overridden
+# as the occasion call for it. (ie, --enable-debug)
+AM_CXXFLAGS = \
+	-fno-implicit-templates \
+	$(LIBSUPCXX_CXXFLAGS) \
+	$(WARN_CXXFLAGS) \
+	$(OPTIMIZE_CXXFLAGS) \
+	$(CONFIG_CXXFLAGS) 
+
+# libstdc++ libtool notes
+
+# 1) Need to explicitly set LTCXXCOMPILE so that AM_CXXFLAGS is
+# last. (That way, things like -O2 passed down from the toplevel can
+# be overridden by --enable-debug.)
+
+# 2) In general, libtool expects an argument such as `--tag=CXX' when
+# using the C++ compiler, because that will enable the settings
+# detected when C++ support was being configured.  However, when no
+# such flag is given in the command line, libtool attempts to figure
+# it out by matching the compiler name in each configuration section
+# against a prefix of the command line.  The problem is that, if the
+# compiler name and its initial flags stored in the libtool
+# configuration file don't match those in the command line, libtool
+# can't decide which configuration to use, and it gives up.  The
+# correct solution is to add `--tag CXX' to LTCXXCOMPILE and maybe
+# CXXLINK, just after $(LIBTOOL), so that libtool doesn't have to
+# attempt to infer which configuration to use.
+#
+# We have to put --tag disable-shared after --tag CXX lest things
+# CXX undo the affect of disable-shared.
+LTCXXCOMPILE = $(LIBTOOL) --tag CXX --tag disable-shared \
+               --mode=compile $(CXX) $(INCLUDES) \
+	       $(AM_CPPFLAGS) $(CPPFLAGS) $(CXXFLAGS) $(AM_CXXFLAGS) 
+
+# 3) We'd have a problem when building the shared libstdc++ object if
+# the rules automake generates would be used.  We cannot allow g++ to
+# be used since this would add -lstdc++ to the link line which of
+# course is problematic at this point.  So, we get the top-level
+# directory to configure libstdc++-v3 to use gcc as the C++
+# compilation driver.
+CXXLINK = $(LIBTOOL) --tag CXX --tag disable-shared \
+          --mode=link $(CXX) \
+          @OPT_LDFLAGS@ @SECTION_LDFLAGS@ $(AM_CXXFLAGS) $(LDFLAGS) -o $@
+
+# We have to have rules modified from the default to counteract SUN make
+# prepending each of $(glibcppinstall_HEADERS) with VPATH below.
+install-glibcppinstallHEADERS: $(glibcppinstall_HEADERS)
+	@$(NORMAL_INSTALL)
+	$(mkinstalldirs) $(DESTDIR)$(glibcppinstalldir)
+	@list='$(glibcppinstall_HEADERS)'; for p in $$list; do \
+	  q=`echo $$p | sed -e 's,.*/,,'`; \
+	  if test -f "$$p"; then d= ; else d="$(srcdir)/"; fi; \
+	  echo " $(INSTALL_DATA) $$d$$p $(DESTDIR)$(glibcppinstalldir)/$$q"; \
+	  $(INSTALL_DATA) $$d$$p $(DESTDIR)$(glibcppinstalldir)/$$q; \
+	done
+
+uninstall-glibcppinstallHEADERS:
+	@$(NORMAL_UNINSTALL)
+	list='$(glibcppinstall_HEADERS)'; for p in $$list; do \
+	  q=`echo $$p | sed -e 's,.*/,,'`; \
+	  rm -f $(DESTDIR)$(glibcppinstalldir)/$$q; \
+	done
diff --git a/contrib/libstdc++/libsupc++/Makefile.in b/contrib/libstdc++/libsupc++/Makefile.in
new file mode 100644
index 0000000..84f85d3
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/Makefile.in
@@ -0,0 +1,600 @@
+# Makefile.in generated automatically by automake 1.4-p5 from Makefile.am
+
+# Copyright (C) 1994, 1995-8, 1999, 2001 Free Software Foundation, Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+
+SHELL = @SHELL@
+
+srcdir = @srcdir@
+top_srcdir = @top_srcdir@
+VPATH = @srcdir@
+prefix = @prefix@
+exec_prefix = @exec_prefix@
+
+bindir = @bindir@
+sbindir = @sbindir@
+libexecdir = @libexecdir@
+datadir = @datadir@
+sysconfdir = @sysconfdir@
+sharedstatedir = @sharedstatedir@
+localstatedir = @localstatedir@
+libdir = @libdir@
+infodir = @infodir@
+mandir = @mandir@
+includedir = @includedir@
+oldincludedir = /usr/include
+
+DESTDIR =
+
+pkgdatadir = $(datadir)/@PACKAGE@
+pkglibdir = $(libdir)/@PACKAGE@
+pkgincludedir = $(includedir)/@PACKAGE@
+
+top_builddir = ..
+
+ACLOCAL = @ACLOCAL@
+AUTOCONF = @AUTOCONF@
+AUTOMAKE = @AUTOMAKE@
+AUTOHEADER = @AUTOHEADER@
+
+INSTALL = @INSTALL@
+INSTALL_PROGRAM = @INSTALL_PROGRAM@ $(AM_INSTALL_PROGRAM_FLAGS)
+INSTALL_DATA = @INSTALL_DATA@
+INSTALL_SCRIPT = @INSTALL_SCRIPT@
+transform = @program_transform_name@
+
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
+PRE_UNINSTALL = :
+POST_UNINSTALL = :
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+BUILD_INCLUDED_LIBINTL = @BUILD_INCLUDED_LIBINTL@
+CATALOGS = @CATALOGS@
+CATOBJEXT = @CATOBJEXT@
+CCODECVT_C = @CCODECVT_C@
+CCODECVT_H = @CCODECVT_H@
+CLOCALE_H = @CLOCALE_H@
+CMESSAGES_H = @CMESSAGES_H@
+CPP = @CPP@
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+CSHADOW_FLAGS = @CSHADOW_FLAGS@
+CSTDIO_H = @CSTDIO_H@
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+C_INCLUDE_DIR = @C_INCLUDE_DIR@
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+GLIBCPP_IS_CROSS_COMPILING = @GLIBCPP_IS_CROSS_COMPILING@
+GMOFILES = @GMOFILES@
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+INSTOBJEXT = @INSTOBJEXT@
+INTLBISON = @INTLBISON@
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+SECTION_LDFLAGS = @SECTION_LDFLAGS@
+STRIP = @STRIP@
+TOPLEVEL_INCLUDES = @TOPLEVEL_INCLUDES@
+USE_INCLUDED_LIBINTL = @USE_INCLUDED_LIBINTL@
+USE_NLS = @USE_NLS@
+VERSION = @VERSION@
+WARN_FLAGS = @WARN_FLAGS@
+WERROR = @WERROR@
+check_msgfmt = @check_msgfmt@
+enable_shared = @enable_shared@
+enable_static = @enable_static@
+glibcpp_CXX = @glibcpp_CXX@
+glibcpp_MOFILES = @glibcpp_MOFILES@
+glibcpp_POFILES = @glibcpp_POFILES@
+glibcpp_basedir = @glibcpp_basedir@
+glibcpp_builddir = @glibcpp_builddir@
+glibcpp_localedir = @glibcpp_localedir@
+glibcpp_prefixdir = @glibcpp_prefixdir@
+glibcpp_srcdir = @glibcpp_srcdir@
+glibcpp_thread_h = @glibcpp_thread_h@
+glibcpp_toolexecdir = @glibcpp_toolexecdir@
+glibcpp_toolexeclibdir = @glibcpp_toolexeclibdir@
+gxx_include_dir = @gxx_include_dir@
+ifGNUmake = @ifGNUmake@
+libio_la = @libio_la@
+libtool_VERSION = @libtool_VERSION@
+release_VERSION = @release_VERSION@
+toplevel_srcdir = @toplevel_srcdir@
+
+AUTOMAKE_OPTIONS = 1.3 cygnus
+MAINT_CHARSET = latin1
+
+mkinstalldirs = $(SHELL) $(toplevel_srcdir)/mkinstalldirs
+
+# Cross compiler and multilib support.
+CC = @CC@
+CXX = @glibcpp_CXX@
+toolexecdir = @glibcpp_toolexecdir@
+toolexeclibdir = @glibcpp_toolexeclibdir@
+
+# Need this library to both be part of libstdc++.a, and installed
+# separately too.
+# 1) separate libsupc++.la 
+toolexeclib_LTLIBRARIES = libsupc++.la
+# 2) integrated libsupc++convenience.la that is to be a part of libstdc++.a
+noinst_LTLIBRARIES = libsupc++convenience.la
+
+# Compile flags that should be constant throughout the build, both for
+# SUBDIRS and for libstdc++-v3 in general.
+OPTIMIZE_CXXFLAGS = @OPTIMIZE_CXXFLAGS@
+
+# These bits are all figured out from configure. Look in acinclude.m4
+# or configure.in to see how they are set. See GLIBCPP_EXPORT_FLAGS
+# NB: DEBUGFLAGS have to be at the end so that -O2 can be overridden.
+CONFIG_CXXFLAGS = \
+	@EXTRA_CXX_FLAGS@ @SECTION_FLAGS@ @CSHADOW_FLAGS@ @DEBUG_FLAGS@ 
+
+
+# Warning flags to use.
+WARN_CXXFLAGS = \
+	@WARN_FLAGS@ $(WERROR) -fdiagnostics-show-location=once
+
+
+# Use common includes from acinclude.m4/GLIBCPP_EXPORT_INCLUDES
+GLIBCPP_INCLUDES = @GLIBCPP_INCLUDES@
+LIBSUPCXX_INCLUDES = @LIBSUPCXX_INCLUDES@
+
+INCLUDES = \
+	-I$(toplevel_srcdir)/gcc -I$(toplevel_srcdir)/include \
+	$(GLIBCPP_INCLUDES) $(LIBSUPCXX_INCLUDES)
+
+
+headers = \
+	exception new typeinfo cxxabi.h exception_defines.h 
+
+
+sources = \
+	cxa_demangle.c \
+	del_op.cc \
+	del_opnt.cc \
+	del_opv.cc \
+	del_opvnt.cc \
+	dyn-string.c \
+	eh_alloc.cc \
+	eh_aux_runtime.cc \
+	eh_catch.cc \
+	eh_exception.cc \
+	eh_globals.cc \
+	eh_personality.cc \
+	eh_terminate.cc \
+	eh_throw.cc \
+	eh_type.cc \
+	new_handler.cc \
+	new_op.cc \
+	new_opnt.cc \
+	new_opv.cc \
+	new_opvnt.cc \
+	pure.cc \
+	tinfo.cc \
+	tinfo2.cc \
+	vec.cc
+
+
+libsupc___la_SOURCES = $(sources)
+libsupc__convenience_la_SOURCES = $(sources)
+
+glibcppinstalldir = @gxx_include_dir@
+glibcppinstall_HEADERS = $(headers)
+
+LIBSUPCXX_CXXFLAGS = $(LIBSUPCXX_PICFLAGS)
+
+# LTCOMPILE is copied from LTCXXCOMPILE below.
+LTCOMPILE = $(LIBTOOL) --tag CC --tag disable-shared \
+               --mode=compile $(CC) $(INCLUDES) \
+               $(AM_CPPFLAGS) $(CPPFLAGS) $(CXXFLAGS) $(AM_CXXFLAGS) 
+
+
+# AM_CXXFLAGS needs to be in each subdirectory so that it can be
+# modified in a per-library or per-sub-library way.  Need to manually
+# set this option because CONFIG_CXXFLAGS has to be after
+# OPTIMIZE_CXXFLAGS on the compile line so that -O2 can be overridden
+# as the occasion call for it. (ie, --enable-debug)
+AM_CXXFLAGS = \
+	-fno-implicit-templates \
+	$(LIBSUPCXX_CXXFLAGS) \
+	$(WARN_CXXFLAGS) \
+	$(OPTIMIZE_CXXFLAGS) \
+	$(CONFIG_CXXFLAGS) 
+
+
+# libstdc++ libtool notes
+
+# 1) Need to explicitly set LTCXXCOMPILE so that AM_CXXFLAGS is
+# last. (That way, things like -O2 passed down from the toplevel can
+# be overridden by --enable-debug.)
+
+# 2) In general, libtool expects an argument such as `--tag=CXX' when
+# using the C++ compiler, because that will enable the settings
+# detected when C++ support was being configured.  However, when no
+# such flag is given in the command line, libtool attempts to figure
+# it out by matching the compiler name in each configuration section
+# against a prefix of the command line.  The problem is that, if the
+# compiler name and its initial flags stored in the libtool
+# configuration file don't match those in the command line, libtool
+# can't decide which configuration to use, and it gives up.  The
+# correct solution is to add `--tag CXX' to LTCXXCOMPILE and maybe
+# CXXLINK, just after $(LIBTOOL), so that libtool doesn't have to
+# attempt to infer which configuration to use.
+#
+# We have to put --tag disable-shared after --tag CXX lest things
+# CXX undo the affect of disable-shared.
+LTCXXCOMPILE = $(LIBTOOL) --tag CXX --tag disable-shared \
+               --mode=compile $(CXX) $(INCLUDES) \
+	       $(AM_CPPFLAGS) $(CPPFLAGS) $(CXXFLAGS) $(AM_CXXFLAGS) 
+
+
+# 3) We'd have a problem when building the shared libstdc++ object if
+# the rules automake generates would be used.  We cannot allow g++ to
+# be used since this would add -lstdc++ to the link line which of
+# course is problematic at this point.  So, we get the top-level
+# directory to configure libstdc++-v3 to use gcc as the C++
+# compilation driver.
+CXXLINK = $(LIBTOOL) --tag CXX --tag disable-shared \
+          --mode=link $(CXX) \
+          @OPT_LDFLAGS@ @SECTION_LDFLAGS@ $(AM_CXXFLAGS) $(LDFLAGS) -o $@
+
+CONFIG_HEADER = ../config.h
+CONFIG_CLEAN_FILES = 
+LTLIBRARIES =  $(noinst_LTLIBRARIES) $(toolexeclib_LTLIBRARIES)
+
+
+DEFS = @DEFS@ -I. -I$(srcdir) -I..
+CPPFLAGS = @CPPFLAGS@
+LDFLAGS = @LDFLAGS@
+LIBS = @LIBS@
+libsupc__convenience_la_LDFLAGS = 
+libsupc__convenience_la_LIBADD = 
+libsupc__convenience_la_OBJECTS =  cxa_demangle.lo del_op.lo del_opnt.lo \
+del_opv.lo del_opvnt.lo dyn-string.lo eh_alloc.lo eh_aux_runtime.lo \
+eh_catch.lo eh_exception.lo eh_globals.lo eh_personality.lo \
+eh_terminate.lo eh_throw.lo eh_type.lo new_handler.lo new_op.lo \
+new_opnt.lo new_opv.lo new_opvnt.lo pure.lo tinfo.lo tinfo2.lo vec.lo
+libsupc___la_LDFLAGS = 
+libsupc___la_LIBADD = 
+libsupc___la_OBJECTS =  cxa_demangle.lo del_op.lo del_opnt.lo del_opv.lo \
+del_opvnt.lo dyn-string.lo eh_alloc.lo eh_aux_runtime.lo eh_catch.lo \
+eh_exception.lo eh_globals.lo eh_personality.lo eh_terminate.lo \
+eh_throw.lo eh_type.lo new_handler.lo new_op.lo new_opnt.lo new_opv.lo \
+new_opvnt.lo pure.lo tinfo.lo tinfo2.lo vec.lo
+CXXFLAGS = @CXXFLAGS@
+CXXCOMPILE = $(CXX) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS)
+CXXLD = $(CXX)
+CFLAGS = @CFLAGS@
+COMPILE = $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
+CCLD = $(CC)
+LINK = $(LIBTOOL) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(LDFLAGS) -o $@
+HEADERS =  $(glibcppinstall_HEADERS)
+
+DIST_COMMON =  Makefile.am Makefile.in
+
+
+DISTFILES = $(DIST_COMMON) $(SOURCES) $(HEADERS) $(TEXINFOS) $(EXTRA_DIST)
+
+TAR = gtar
+GZIP_ENV = --best
+SOURCES = $(libsupc__convenience_la_SOURCES) $(libsupc___la_SOURCES)
+OBJECTS = $(libsupc__convenience_la_OBJECTS) $(libsupc___la_OBJECTS)
+
+all: all-redirect
+.SUFFIXES:
+.SUFFIXES: .S .c .cc .lo .o .obj .s
+$(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ Makefile.am $(top_srcdir)/configure.in $(ACLOCAL_M4) 
+	cd $(top_srcdir) && $(AUTOMAKE) --cygnus libsupc++/Makefile
+
+Makefile: $(srcdir)/Makefile.in  $(top_builddir)/config.status
+	cd $(top_builddir) \
+	  && CONFIG_FILES=$(subdir)/$@ CONFIG_HEADERS= $(SHELL) ./config.status
+
+
+mostlyclean-noinstLTLIBRARIES:
+
+clean-noinstLTLIBRARIES:
+	-test -z "$(noinst_LTLIBRARIES)" || rm -f $(noinst_LTLIBRARIES)
+
+distclean-noinstLTLIBRARIES:
+
+maintainer-clean-noinstLTLIBRARIES:
+
+mostlyclean-toolexeclibLTLIBRARIES:
+
+clean-toolexeclibLTLIBRARIES:
+	-test -z "$(toolexeclib_LTLIBRARIES)" || rm -f $(toolexeclib_LTLIBRARIES)
+
+distclean-toolexeclibLTLIBRARIES:
+
+maintainer-clean-toolexeclibLTLIBRARIES:
+
+install-toolexeclibLTLIBRARIES: $(toolexeclib_LTLIBRARIES)
+	@$(NORMAL_INSTALL)
+	$(mkinstalldirs) $(DESTDIR)$(toolexeclibdir)
+	@list='$(toolexeclib_LTLIBRARIES)'; for p in $$list; do \
+	  if test -f $$p; then \
+	    echo "$(LIBTOOL)  --mode=install $(INSTALL) $$p $(DESTDIR)$(toolexeclibdir)/$$p"; \
+	    $(LIBTOOL)  --mode=install $(INSTALL) $$p $(DESTDIR)$(toolexeclibdir)/$$p; \
+	  else :; fi; \
+	done
+
+uninstall-toolexeclibLTLIBRARIES:
+	@$(NORMAL_UNINSTALL)
+	list='$(toolexeclib_LTLIBRARIES)'; for p in $$list; do \
+	  $(LIBTOOL)  --mode=uninstall rm -f $(DESTDIR)$(toolexeclibdir)/$$p; \
+	done
+
+.c.o:
+	$(COMPILE) -c $<
+
+# FIXME: We should only use cygpath when building on Windows,
+# and only if it is available.
+.c.obj:
+	$(COMPILE) -c `cygpath -w $<`
+
+.s.o:
+	$(COMPILE) -c $<
+
+.S.o:
+	$(COMPILE) -c $<
+
+mostlyclean-compile:
+	-rm -f *.o core *.core
+	-rm -f *.$(OBJEXT)
+
+clean-compile:
+
+distclean-compile:
+	-rm -f *.tab.c
+
+maintainer-clean-compile:
+
+.c.lo:
+	$(LIBTOOL) --mode=compile $(COMPILE) -c $<
+
+.s.lo:
+	$(LIBTOOL) --mode=compile $(COMPILE) -c $<
+
+.S.lo:
+	$(LIBTOOL) --mode=compile $(COMPILE) -c $<
+
+mostlyclean-libtool:
+	-rm -f *.lo
+
+clean-libtool:
+	-rm -rf .libs _libs
+
+distclean-libtool:
+
+maintainer-clean-libtool:
+
+libsupc++convenience.la: $(libsupc__convenience_la_OBJECTS) $(libsupc__convenience_la_DEPENDENCIES)
+	$(CXXLINK)  $(libsupc__convenience_la_LDFLAGS) $(libsupc__convenience_la_OBJECTS) $(libsupc__convenience_la_LIBADD) $(LIBS)
+
+libsupc++.la: $(libsupc___la_OBJECTS) $(libsupc___la_DEPENDENCIES)
+	$(CXXLINK) -rpath $(toolexeclibdir) $(libsupc___la_LDFLAGS) $(libsupc___la_OBJECTS) $(libsupc___la_LIBADD) $(LIBS)
+.cc.o:
+	$(CXXCOMPILE) -c $<
+.cc.obj:
+	$(CXXCOMPILE) -c `cygpath -w $<`
+.cc.lo:
+	$(LTCXXCOMPILE) -c $<
+
+tags: TAGS
+
+ID: $(HEADERS) $(SOURCES) $(LISP)
+	list='$(SOURCES) $(HEADERS)'; \
+	unique=`for i in $$list; do echo $$i; done | \
+	  awk '    { files[$$0] = 1; } \
+	       END { for (i in files) print i; }'`; \
+	here=`pwd` && cd $(srcdir) \
+	  && mkid -f$$here/ID $$unique $(LISP)
+
+TAGS:  $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) $(LISP)
+	tags=; \
+	here=`pwd`; \
+	list='$(SOURCES) $(HEADERS)'; \
+	unique=`for i in $$list; do echo $$i; done | \
+	  awk '    { files[$$0] = 1; } \
+	       END { for (i in files) print i; }'`; \
+	test -z "$(ETAGS_ARGS)$$unique$(LISP)$$tags" \
+	  || (cd $(srcdir) && etags $(ETAGS_ARGS) $$tags  $$unique $(LISP) -o $$here/TAGS)
+
+mostlyclean-tags:
+
+clean-tags:
+
+distclean-tags:
+	-rm -f TAGS ID
+
+maintainer-clean-tags:
+
+distdir = $(top_builddir)/$(PACKAGE)-$(VERSION)/$(subdir)
+
+subdir = libsupc++
+
+distdir: $(DISTFILES)
+	@for file in $(DISTFILES); do \
+	  if test -f $$file; then d=.; else d=$(srcdir); fi; \
+	  if test -d $$d/$$file; then \
+	    cp -pr $$d/$$file $(distdir)/$$file; \
+	  else \
+	    test -f $(distdir)/$$file \
+	    || ln $$d/$$file $(distdir)/$$file 2> /dev/null \
+	    || cp -p $$d/$$file $(distdir)/$$file || :; \
+	  fi; \
+	done
+info-am:
+info: info-am
+dvi-am:
+dvi: dvi-am
+check-am:
+check: check-am
+installcheck-am:
+installcheck: installcheck-am
+install-info-am: 
+install-info: install-info-am
+install-exec-am: install-toolexeclibLTLIBRARIES
+install-exec: install-exec-am
+
+install-data-am: install-glibcppinstallHEADERS
+install-data: install-data-am
+
+install-am: all-am
+	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+install: install-am
+uninstall-am: uninstall-toolexeclibLTLIBRARIES \
+		uninstall-glibcppinstallHEADERS
+uninstall: uninstall-am
+all-am: Makefile $(LTLIBRARIES) $(HEADERS)
+all-redirect: all-am
+install-strip:
+	$(MAKE) $(AM_MAKEFLAGS) AM_INSTALL_PROGRAM_FLAGS=-s install
+installdirs:
+	$(mkinstalldirs)  $(DESTDIR)$(toolexeclibdir) \
+		$(DESTDIR)$(glibcppinstalldir)
+
+
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+	-rm -f Makefile $(CONFIG_CLEAN_FILES)
+	-rm -f config.cache config.log stamp-h stamp-h[0-9]*
+
+maintainer-clean-generic:
+mostlyclean-am:  mostlyclean-noinstLTLIBRARIES \
+		mostlyclean-toolexeclibLTLIBRARIES mostlyclean-compile \
+		mostlyclean-libtool mostlyclean-tags \
+		mostlyclean-generic
+
+mostlyclean: mostlyclean-am
+
+clean-am:  clean-noinstLTLIBRARIES clean-toolexeclibLTLIBRARIES \
+		clean-compile clean-libtool clean-tags clean-generic \
+		mostlyclean-am
+
+clean: clean-am
+
+distclean-am:  distclean-noinstLTLIBRARIES \
+		distclean-toolexeclibLTLIBRARIES distclean-compile \
+		distclean-libtool distclean-tags distclean-generic \
+		clean-am
+	-rm -f libtool
+
+distclean: distclean-am
+
+maintainer-clean-am:  maintainer-clean-noinstLTLIBRARIES \
+		maintainer-clean-toolexeclibLTLIBRARIES \
+		maintainer-clean-compile maintainer-clean-libtool \
+		maintainer-clean-tags maintainer-clean-generic \
+		distclean-am
+	@echo "This command is intended for maintainers to use;"
+	@echo "it deletes files that may require special tools to rebuild."
+
+maintainer-clean: maintainer-clean-am
+
+.PHONY: mostlyclean-noinstLTLIBRARIES distclean-noinstLTLIBRARIES \
+clean-noinstLTLIBRARIES maintainer-clean-noinstLTLIBRARIES \
+mostlyclean-toolexeclibLTLIBRARIES distclean-toolexeclibLTLIBRARIES \
+clean-toolexeclibLTLIBRARIES maintainer-clean-toolexeclibLTLIBRARIES \
+uninstall-toolexeclibLTLIBRARIES install-toolexeclibLTLIBRARIES \
+mostlyclean-compile distclean-compile clean-compile \
+maintainer-clean-compile mostlyclean-libtool distclean-libtool \
+clean-libtool maintainer-clean-libtool uninstall-glibcppinstallHEADERS \
+install-glibcppinstallHEADERS tags mostlyclean-tags distclean-tags \
+clean-tags maintainer-clean-tags distdir info-am info dvi-am dvi check \
+check-am installcheck-am installcheck install-info-am install-info \
+install-exec-am install-exec install-data-am install-data install-am \
+install uninstall-am uninstall all-redirect all-am all installdirs \
+mostlyclean-generic distclean-generic clean-generic \
+maintainer-clean-generic clean mostlyclean distclean maintainer-clean
+
+
+# Use special rules for pulling things out of libiberty.
+cxa_demangle.c:
+	rm -f $@
+	$(LN_S) $(toplevel_srcdir)/libiberty/cp-demangle.c $@
+cxa_demangle.lo: cxa_demangle.c
+	$(LTCOMPILE) -DIN_GLIBCPP_V3 -Wno-error -c $<
+cxa_demangle.o: cxa_demangle.c
+	$(COMPILE) -DIN_GLIBCPP_V3 -Wno-error -c $<
+dyn-string.c:
+	rm -f $@
+	$(LN_S) $(toplevel_srcdir)/libiberty/dyn-string.c $@
+dyn-string.lo: dyn-string.c
+	$(LTCOMPILE) -DIN_GLIBCPP_V3 -Wno-error -c $<
+dyn-string.o: dyn-string.c
+	$(COMPILE) -DIN_GLIBCPP_V3 -Wno-error -c $<
+
+# We have to have rules modified from the default to counteract SUN make
+# prepending each of $(glibcppinstall_HEADERS) with VPATH below.
+install-glibcppinstallHEADERS: $(glibcppinstall_HEADERS)
+	@$(NORMAL_INSTALL)
+	$(mkinstalldirs) $(DESTDIR)$(glibcppinstalldir)
+	@list='$(glibcppinstall_HEADERS)'; for p in $$list; do \
+	  q=`echo $$p | sed -e 's,.*/,,'`; \
+	  if test -f "$$p"; then d= ; else d="$(srcdir)/"; fi; \
+	  echo " $(INSTALL_DATA) $$d$$p $(DESTDIR)$(glibcppinstalldir)/$$q"; \
+	  $(INSTALL_DATA) $$d$$p $(DESTDIR)$(glibcppinstalldir)/$$q; \
+	done
+
+uninstall-glibcppinstallHEADERS:
+	@$(NORMAL_UNINSTALL)
+	list='$(glibcppinstall_HEADERS)'; for p in $$list; do \
+	  q=`echo $$p | sed -e 's,.*/,,'`; \
+	  rm -f $(DESTDIR)$(glibcppinstalldir)/$$q; \
+	done
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/contrib/libstdc++/libsupc++/cxxabi.h b/contrib/libstdc++/libsupc++/cxxabi.h
new file mode 100644
index 0000000..dd6b774
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/cxxabi.h
@@ -0,0 +1,526 @@
+// new abi support -*- C++ -*-
+  
+// Copyright (C) 2000 Free Software Foundation, Inc.
+//
+// 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.
+
+// Written by Nathan Sidwell, Codesourcery LLC, <nathan@codesourcery.com>
+ 
+/* 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
+
+#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 independent 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 hierarchy */
+  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 array */
+extern "C"
+void __cxa_vec_cleanup (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);
+
+// Returns the type_info for the currently handled exception [15.3/8], or
+// null if there is none.
+extern "C"
+std::type_info *__cxa_current_exception_type ();
+
+} /* namespace __cxxabiv1 */
+
+/* User programs should use the alias `abi'. */
+namespace abi = __cxxabiv1;
+
+#else
+#endif /* __cplusplus */
+
+
+#endif /* __CXXABI_H */
diff --git a/contrib/libstdc++/libsupc++/del_op.cc b/contrib/libstdc++/libsupc++/del_op.cc
new file mode 100644
index 0000000..f433024
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/del_op.cc
@@ -0,0 +1,40 @@
+// 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);
+}
diff --git a/contrib/libstdc++/libsupc++/del_opnt.cc b/contrib/libstdc++/libsupc++/del_opnt.cc
new file mode 100644
index 0000000..032ea68
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/del_opnt.cc
@@ -0,0 +1,40 @@
+// 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);
+}
diff --git a/contrib/libstdc++/libsupc++/del_opv.cc b/contrib/libstdc++/libsupc++/del_opv.cc
new file mode 100644
index 0000000..47d7842
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/del_opv.cc
@@ -0,0 +1,37 @@
+// 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);
+}
diff --git a/contrib/libstdc++/libsupc++/del_opvnt.cc b/contrib/libstdc++/libsupc++/del_opvnt.cc
new file mode 100644
index 0000000..3504d99a
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/del_opvnt.cc
@@ -0,0 +1,37 @@
+// 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);
+}
diff --git a/contrib/libstdc++/libsupc++/eh_alloc.cc b/contrib/libstdc++/libsupc++/eh_alloc.cc
new file mode 100644
index 0000000..1f59ec4
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/eh_alloc.cc
@@ -0,0 +1,163 @@
+// -*- C++ -*- Allocate exception objects.
+// Copyright (C) 2001 Free Software Foundation, Inc.
+//
+// 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 is derived from the C++ ABI for IA-64.  Where we diverge
+// for cross-architecture compatibility are noted with "@@@".
+
+#include <exception>
+#include <cstdlib>
+#include <cstring>
+#include <climits>
+#include "unwind-cxx.h"
+#include "bits/c++config.h"
+#include "bits/gthr.h"
+
+using namespace __cxxabiv1;
+
+
+// ??? How to control these parameters.
+
+// Guess from the size of basic types how large a buffer is reasonable.
+// Note that the basic c++ exception header has 13 pointers and 2 ints,
+// so on a system with PSImode pointers we're talking about 56 bytes
+// just for overhead.
+
+#if INT_MAX == 32767
+# define EMERGENCY_OBJ_SIZE	128
+# define EMERGENCY_OBJ_COUNT	16
+#elif LONG_MAX == 2147483647
+# define EMERGENCY_OBJ_SIZE	512
+# define EMERGENCY_OBJ_COUNT	32
+#else
+# define EMERGENCY_OBJ_SIZE	1024
+# define EMERGENCY_OBJ_COUNT	64
+#endif
+
+#ifndef __GTHREADS
+# undef EMERGENCY_OBJ_COUNT
+# define EMERGENCY_OBJ_COUNT	4
+#endif
+
+#if INT_MAX == 32767 || EMERGENCY_OBJ_COUNT <= 32
+typedef unsigned int bitmask_type;
+#else
+typedef unsigned long bitmask_type;
+#endif
+
+
+typedef char one_buffer[EMERGENCY_OBJ_SIZE] __attribute__((aligned));
+static one_buffer emergency_buffer[EMERGENCY_OBJ_COUNT];
+static bitmask_type emergency_used;
+
+
+#ifdef __GTHREADS
+#ifdef __GTHREAD_MUTEX_INIT
+static __gthread_mutex_t emergency_mutex =__GTHREAD_MUTEX_INIT;
+#else 
+static __gthread_mutex_t emergency_mutex;
+#endif
+
+#ifdef __GTHREAD_MUTEX_INIT_FUNCTION
+static void
+emergency_mutex_init ()
+{
+  __GTHREAD_MUTEX_INIT_FUNCTION (&emergency_mutex);
+}
+#endif
+#endif
+
+
+extern "C" void *
+__cxa_allocate_exception(std::size_t thrown_size)
+{
+  void *ret;
+
+  thrown_size += sizeof (__cxa_exception);
+  ret = std::malloc (thrown_size);
+
+  if (! ret)
+    {
+#ifdef __GTHREADS
+#ifdef __GTHREAD_MUTEX_INIT_FUNCTION
+      static __gthread_once_t once = __GTHREAD_ONCE_INIT;
+      __gthread_once (&once, emergency_mutex_init);
+#endif
+      __gthread_mutex_lock (&emergency_mutex);
+#endif
+
+      bitmask_type used = emergency_used;
+      unsigned int which = 0;
+
+      if (thrown_size > EMERGENCY_OBJ_SIZE)
+	goto failed;
+      while (used & 1)
+	{
+	  used >>= 1;
+	  if (++which >= EMERGENCY_OBJ_COUNT)
+	    goto failed;
+	}
+
+      emergency_used |= (bitmask_type)1 << which;
+      ret = &emergency_buffer[which][0];
+
+    failed:;
+#ifdef __GTHREADS
+      __gthread_mutex_unlock (&emergency_mutex);
+#endif
+      if (!ret)
+	std::terminate ();
+    }
+
+  std::memset (ret, 0, sizeof (__cxa_exception));
+
+  return (void *)((char *)ret + sizeof (__cxa_exception));
+}
+
+
+extern "C" void
+__cxa_free_exception(void *vptr)
+{
+  char *ptr = (char *) vptr;
+  if (ptr >= &emergency_buffer[0][0]
+      && ptr < &emergency_buffer[0][0] + sizeof (emergency_buffer))
+    {
+      unsigned int which
+	= (unsigned)(ptr - &emergency_buffer[0][0]) / EMERGENCY_OBJ_SIZE;
+
+#ifdef __GTHREADS
+      __gthread_mutex_lock (&emergency_mutex);
+      emergency_used &= ~((bitmask_type)1 << which);
+      __gthread_mutex_unlock (&emergency_mutex);
+#else
+      emergency_used &= ~((bitmask_type)1 << which);
+#endif
+    }
+  else
+    std::free (ptr - sizeof (__cxa_exception));
+}
diff --git a/contrib/libstdc++/libsupc++/eh_aux_runtime.cc b/contrib/libstdc++/libsupc++/eh_aux_runtime.cc
new file mode 100644
index 0000000..118aa91
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/eh_aux_runtime.cc
@@ -0,0 +1,57 @@
+// -*- C++ -*- Common throw conditions.
+// Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 
+// 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 "typeinfo"
+#include "exception"
+#include <cstdlib>
+#include "unwind-cxx.h"
+#include "exception_defines.h"
+
+
+extern "C" void
+__cxa_bad_cast ()
+{
+#ifdef __EXCEPTIONS  
+  throw std::bad_cast();
+#else
+  std::abort();
+#endif
+}
+
+extern "C" void
+__cxa_bad_typeid ()
+{
+#ifdef __EXCEPTIONS  
+  throw std::bad_typeid();
+#else
+  std::abort();
+#endif
+}
+
diff --git a/contrib/libstdc++/libsupc++/eh_catch.cc b/contrib/libstdc++/libsupc++/eh_catch.cc
new file mode 100644
index 0000000..ba49dfe
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/eh_catch.cc
@@ -0,0 +1,106 @@
+// -*- C++ -*- Exception handling routines for catching.
+// Copyright (C) 2001 Free Software Foundation, Inc.
+//
+// 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 <cstdlib>
+#include "unwind-cxx.h"
+
+using namespace __cxxabiv1;
+
+
+extern "C" void *
+__cxa_begin_catch (void *exc_obj_in)
+{
+  _Unwind_Exception *exceptionObject
+    = reinterpret_cast <_Unwind_Exception *>(exc_obj_in);
+
+  // ??? Foreign exceptions can't be stacked here, and there doesn't
+  // appear to be any place to store for __cxa_end_catch to destroy.
+
+  __cxa_exception *header = __get_exception_header_from_ue (exceptionObject);
+  __cxa_eh_globals *globals = __cxa_get_globals ();
+  __cxa_exception *prev = globals->caughtExceptions;
+  int count = header->handlerCount;
+
+  if (count < 0)
+    // This exception was rethrown from an immediately enclosing region.
+    count = -count + 1;
+  else
+    count += 1;
+  header->handlerCount = count;
+
+  globals->uncaughtExceptions -= 1;
+  if (header != prev)
+    {
+      header->nextException = prev;
+      globals->caughtExceptions = header;
+    }
+
+  return header->adjustedPtr;
+}
+
+
+extern "C" void
+__cxa_end_catch ()
+{
+  __cxa_eh_globals *globals = __cxa_get_globals_fast ();
+  __cxa_exception *header = globals->caughtExceptions;
+  int count = header->handlerCount;
+
+  if (count < 0)
+    {
+      // This exception was rethrown.  Decrement the (inverted) catch
+      // count and remove it from the chain when it reaches zero.
+      if (++count == 0)
+	{
+	  globals->uncaughtExceptions += 1;
+	  globals->caughtExceptions = header->nextException;
+	}
+    }
+  else if (--count == 0)
+    {
+      // Handling for this exception is complete.  Destroy the object.
+      globals->caughtExceptions = header->nextException;
+      _Unwind_DeleteException (&header->unwindHeader);
+      return;
+    }
+  else if (count < 0)
+    // A bug in the exception handling library or compiler.
+    std::abort ();
+
+  header->handlerCount = count;
+}
+
+
+bool
+std::uncaught_exception() throw()
+{
+  __cxa_eh_globals *globals = __cxa_get_globals ();
+  return globals->uncaughtExceptions != 0;
+}
diff --git a/contrib/libstdc++/libsupc++/eh_exception.cc b/contrib/libstdc++/libsupc++/eh_exception.cc
new file mode 100644
index 0000000..a581be7
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/eh_exception.cc
@@ -0,0 +1,44 @@
+// -*- C++ -*- std::exception implementation.
+// Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 
+// 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 "typeinfo"
+#include "exception"
+#include "unwind-cxx.h"
+
+std::exception::~exception() throw() { }
+
+std::bad_exception::~bad_exception() throw() { }
+
+const char* 
+std::exception::what() const throw()
+{
+  return typeid (*this).name ();
+}
diff --git a/contrib/libstdc++/libsupc++/eh_globals.cc b/contrib/libstdc++/libsupc++/eh_globals.cc
new file mode 100644
index 0000000..3033619
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/eh_globals.cc
@@ -0,0 +1,118 @@
+// -*- C++ -*- Manage the thread-local exception globals.
+// Copyright (C) 2001 Free Software Foundation, Inc.
+//
+// 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 <exception>
+#include <cstdlib>
+#include "unwind-cxx.h"
+#include "bits/c++config.h"
+#include "bits/gthr.h"
+
+using namespace __cxxabiv1;
+
+
+// Single-threaded fallback buffer.
+static __cxa_eh_globals globals_static;
+
+#if __GTHREADS
+static __gthread_key_t globals_key;
+static int use_thread_key = -1;
+
+static void
+get_globals_dtor (void *ptr)
+{
+  __gthread_key_dtor (globals_key, ptr);
+  if (ptr)
+    std::free (ptr);
+}
+
+static void
+get_globals_init ()
+{
+  use_thread_key =
+    (__gthread_key_create (&globals_key, get_globals_dtor) == 0);
+}
+
+static void
+get_globals_init_once ()
+{
+  static __gthread_once_t once = __GTHREAD_ONCE_INIT;
+  if (__gthread_once (&once, get_globals_init) != 0
+      || use_thread_key < 0)
+    use_thread_key = 0;
+}
+#endif
+
+extern "C" __cxa_eh_globals *
+__cxa_get_globals_fast ()
+{
+#if __GTHREADS
+  if (use_thread_key)
+    return (__cxa_eh_globals *) __gthread_getspecific (globals_key);
+  else
+    return &globals_static;
+#else
+  return &globals_static;
+#endif
+}
+
+extern "C" __cxa_eh_globals *
+__cxa_get_globals ()
+{
+#if __GTHREADS
+  __cxa_eh_globals *g;
+
+  if (use_thread_key == 0)
+    return &globals_static;
+
+  if (use_thread_key < 0)
+    {
+      get_globals_init_once ();
+
+      // Make sure use_thread_key got initialized.
+      if (use_thread_key == 0)
+	return &globals_static;
+    }
+
+  g = (__cxa_eh_globals *) __gthread_getspecific (globals_key);
+  if (! g)
+    {
+      if ((g = (__cxa_eh_globals *)
+	   std::malloc (sizeof (__cxa_eh_globals))) == 0
+	  || __gthread_setspecific (globals_key, (void *) g) != 0)
+        std::terminate ();
+      g->caughtExceptions = 0;
+      g->uncaughtExceptions = 0;
+    }
+
+  return g;
+#else
+  return &globals_static;
+#endif
+}
diff --git a/contrib/libstdc++/libsupc++/eh_personality.cc b/contrib/libstdc++/libsupc++/eh_personality.cc
new file mode 100644
index 0000000..35e93a3
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/eh_personality.cc
@@ -0,0 +1,485 @@
+// -*- C++ -*- The GNU C++ exception personality routine.
+// Copyright (C) 2001 Free Software Foundation, Inc.
+//
+// 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 <bits/c++config.h>
+#include <cstdlib>
+#include <exception_defines.h>
+#include "unwind-cxx.h"
+
+using namespace __cxxabiv1;
+
+#include "unwind-pe.h"
+
+
+struct lsda_header_info
+{
+  _Unwind_Ptr Start;
+  _Unwind_Ptr LPStart;
+  _Unwind_Ptr ttype_base;
+  const unsigned char *TType;
+  const unsigned char *action_table;
+  unsigned char ttype_encoding;
+  unsigned char call_site_encoding;
+};
+
+static const unsigned char *
+parse_lsda_header (_Unwind_Context *context, const unsigned char *p,
+		   lsda_header_info *info)
+{
+  _Unwind_Word tmp;
+  unsigned char lpstart_encoding;
+
+  info->Start = (context ? _Unwind_GetRegionStart (context) : 0);
+
+  // Find @LPStart, the base to which landing pad offsets are relative.
+  lpstart_encoding = *p++;
+  if (lpstart_encoding != DW_EH_PE_omit)
+    p = read_encoded_value (context, lpstart_encoding, p, &info->LPStart);
+  else
+    info->LPStart = info->Start;
+
+  // Find @TType, the base of the handler and exception spec type data.
+  info->ttype_encoding = *p++;
+  if (info->ttype_encoding != DW_EH_PE_omit)
+    {
+      p = read_uleb128 (p, &tmp);
+      info->TType = p + tmp;
+    }
+  else
+    info->TType = 0;
+
+  // The encoding and length of the call-site table; the action table
+  // immediately follows.
+  info->call_site_encoding = *p++;
+  p = read_uleb128 (p, &tmp);
+  info->action_table = p + tmp;
+
+  return p;
+}
+
+static const std::type_info *
+get_ttype_entry (lsda_header_info *info, _Unwind_Word i)
+{
+  _Unwind_Ptr ptr;
+
+  i *= size_of_encoded_value (info->ttype_encoding);
+  read_encoded_value_with_base (info->ttype_encoding, info->ttype_base,
+				info->TType - i, &ptr);
+
+  return reinterpret_cast<const std::type_info *>(ptr);
+}
+
+// Given the thrown type THROW_TYPE, pointer to a variable containing a
+// pointer to the exception object THROWN_PTR_P and a type CATCH_TYPE to
+// compare against, return whether or not there is a match and if so,
+// update *THROWN_PTR_P.
+
+static bool
+get_adjusted_ptr (const std::type_info *catch_type,
+		  const std::type_info *throw_type,
+		  void **thrown_ptr_p)
+{
+  void *thrown_ptr = *thrown_ptr_p;
+
+  // Pointer types need to adjust the actual pointer, not
+  // the pointer to pointer that is the exception object.
+  // This also has the effect of passing pointer types
+  // "by value" through the __cxa_begin_catch return value.
+  if (throw_type->__is_pointer_p ())
+    thrown_ptr = *(void **) thrown_ptr;
+
+  if (catch_type->__do_catch (throw_type, &thrown_ptr, 1))
+    {
+      *thrown_ptr_p = thrown_ptr;
+      return true;
+    }
+
+  return false;
+}
+
+static bool
+check_exception_spec (lsda_header_info *info, const std::type_info *throw_type,
+		      void *thrown_ptr, _Unwind_Sword filter_value)
+{
+  const unsigned char *e = info->TType - filter_value - 1;
+
+  while (1)
+    {
+      const std::type_info *catch_type;
+      _Unwind_Word tmp;
+
+      e = read_uleb128 (e, &tmp);
+
+      // Zero signals the end of the list.  If we've not found
+      // a match by now, then we've failed the specification.
+      if (tmp == 0)
+        return false;
+
+      // Match a ttype entry.
+      catch_type = get_ttype_entry (info, tmp);
+
+      // ??? There is currently no way to ask the RTTI code about the
+      // relationship between two types without reference to a specific
+      // object.  There should be; then we wouldn't need to mess with
+      // thrown_ptr here.
+      if (get_adjusted_ptr (catch_type, throw_type, &thrown_ptr))
+	return true;
+    }
+}
+
+// Using a different personality function name causes link failures
+// when trying to mix code using different exception handling models.
+#ifdef _GLIBCPP_SJLJ_EXCEPTIONS
+#define PERSONALITY_FUNCTION	__gxx_personality_sj0
+#define __builtin_eh_return_data_regno(x) x
+#else
+#define PERSONALITY_FUNCTION	__gxx_personality_v0
+#endif
+
+extern "C" _Unwind_Reason_Code
+PERSONALITY_FUNCTION (int version,
+		      _Unwind_Action actions,
+		      _Unwind_Exception_Class exception_class,
+		      struct _Unwind_Exception *ue_header,
+		      struct _Unwind_Context *context)
+{
+  __cxa_exception *xh = __get_exception_header_from_ue (ue_header);
+
+  enum found_handler_type
+  {
+    found_nothing,
+    found_terminate,
+    found_cleanup,
+    found_handler
+  } found_type;
+
+  lsda_header_info info;
+  const unsigned char *language_specific_data;
+  const unsigned char *action_record;
+  const unsigned char *p;
+  _Unwind_Ptr landing_pad, ip;
+  int handler_switch_value;
+  void *thrown_ptr = xh + 1;
+
+  // Interface version check.
+  if (version != 1)
+    return _URC_FATAL_PHASE1_ERROR;
+
+  // Shortcut for phase 2 found handler for domestic exception.
+  if (actions == (_UA_CLEANUP_PHASE | _UA_HANDLER_FRAME)
+      && exception_class == __gxx_exception_class)
+    {
+      handler_switch_value = xh->handlerSwitchValue;
+      landing_pad = (_Unwind_Ptr) xh->catchTemp;
+      found_type = (landing_pad == 0 ? found_terminate : found_handler);
+      goto install_context;
+    }
+
+  language_specific_data = (const unsigned char *)
+    _Unwind_GetLanguageSpecificData (context);
+
+  // If no LSDA, then there are no handlers or cleanups.
+  if (! language_specific_data)
+    return _URC_CONTINUE_UNWIND;
+
+  // Parse the LSDA header.
+  p = parse_lsda_header (context, language_specific_data, &info);
+  info.ttype_base = base_of_encoded_value (info.ttype_encoding, context);
+  ip = _Unwind_GetIP (context) - 1;
+  landing_pad = 0;
+  action_record = 0;
+  handler_switch_value = 0;
+
+#ifdef _GLIBCPP_SJLJ_EXCEPTIONS
+  // The given "IP" is an index into the call-site table, with two
+  // exceptions -- -1 means no-action, and 0 means terminate.  But
+  // since we're using uleb128 values, we've not got random access
+  // to the array.
+  if ((int) ip < 0)
+    return _URC_CONTINUE_UNWIND;
+  else if (ip == 0)
+    {
+      // Fall through to set found_terminate.
+    }
+  else
+    {
+      _Unwind_Word cs_lp, cs_action;
+      do
+	{
+	  p = read_uleb128 (p, &cs_lp);
+	  p = read_uleb128 (p, &cs_action);
+	}
+      while (--ip);
+
+      // Can never have null landing pad for sjlj -- that would have
+      // been indicated by a -1 call site index.
+      landing_pad = cs_lp + 1;
+      if (cs_action)
+	action_record = info.action_table + cs_action - 1;
+      goto found_something;
+    }
+#else
+  // Search the call-site table for the action associated with this IP.
+  while (p < info.action_table)
+    {
+      _Unwind_Ptr cs_start, cs_len, cs_lp;
+      _Unwind_Word cs_action;
+
+      // Note that all call-site encodings are "absolute" displacements.
+      p = read_encoded_value (0, info.call_site_encoding, p, &cs_start);
+      p = read_encoded_value (0, info.call_site_encoding, p, &cs_len);
+      p = read_encoded_value (0, info.call_site_encoding, p, &cs_lp);
+      p = read_uleb128 (p, &cs_action);
+
+      // The table is sorted, so if we've passed the ip, stop.
+      if (ip < info.Start + cs_start)
+	p = info.action_table;
+      else if (ip < info.Start + cs_start + cs_len)
+	{
+	  if (cs_lp)
+	    landing_pad = info.LPStart + cs_lp;
+	  if (cs_action)
+	    action_record = info.action_table + cs_action - 1;
+	  goto found_something;
+	}
+    }
+#endif // _GLIBCPP_SJLJ_EXCEPTIONS
+
+  // If ip is not present in the table, call terminate.  This is for
+  // a destructor inside a cleanup, or a library routine the compiler
+  // was not expecting to throw.
+  found_type = (actions & _UA_FORCE_UNWIND ? found_nothing : found_terminate);
+  goto do_something;
+
+ found_something:
+  if (landing_pad == 0)
+    {
+      // If ip is present, and has a null landing pad, there are
+      // no cleanups or handlers to be run.
+      found_type = found_nothing;
+    }
+  else if (action_record == 0)
+    {
+      // If ip is present, has a non-null landing pad, and a null
+      // action table offset, then there are only cleanups present.
+      // Cleanups use a zero switch value, as set above.
+      found_type = found_cleanup;
+    }
+  else
+    {
+      // Otherwise we have a catch handler or exception specification.
+
+      _Unwind_Sword ar_filter, ar_disp;
+      const std::type_info *throw_type, *catch_type;
+      bool saw_cleanup = false;
+      bool saw_handler = false;
+
+      // During forced unwinding, we only run cleanups.  With a foreign
+      // exception class, there's no exception type.
+      // ??? What to do about GNU Java and GNU Ada exceptions.
+
+      if ((actions & _UA_FORCE_UNWIND)
+	  || exception_class != __gxx_exception_class)
+	throw_type = 0;
+      else
+	throw_type = xh->exceptionType;
+
+      while (1)
+	{
+	  p = action_record;
+	  p = read_sleb128 (p, &ar_filter);
+	  read_sleb128 (p, &ar_disp);
+
+	  if (ar_filter == 0)
+	    {
+	      // Zero filter values are cleanups.
+	      saw_cleanup = true;
+	    }
+	  else if (ar_filter > 0)
+	    {
+	      // Positive filter values are handlers.
+	      catch_type = get_ttype_entry (&info, ar_filter);
+
+	      // Null catch type is a catch-all handler.  We can catch
+	      // foreign exceptions with this.
+	      if (! catch_type)
+		{
+		  if (!(actions & _UA_FORCE_UNWIND))
+		    {
+		      saw_handler = true;
+		      break;
+		    }
+		}
+	      else if (throw_type)
+		{
+		  if (get_adjusted_ptr (catch_type, throw_type, &thrown_ptr))
+		    {
+		      saw_handler = true;
+		      break;
+		    }
+		}
+	    }
+	  else
+	    {
+	      // Negative filter values are exception specifications.
+	      // ??? How do foreign exceptions fit in?  As far as I can
+	      // see we can't match because there's no __cxa_exception
+	      // object to stuff bits in for __cxa_call_unexpected to use.
+	      if (throw_type
+		  && ! check_exception_spec (&info, throw_type, thrown_ptr,
+					     ar_filter))
+		{
+		  saw_handler = true;
+		  break;
+		}
+	    }
+
+	  if (ar_disp == 0)
+	    break;
+	  action_record = p + ar_disp;
+	}
+
+      if (saw_handler)
+	{
+	  handler_switch_value = ar_filter;
+	  found_type = found_handler;
+	}
+      else
+	found_type = (saw_cleanup ? found_cleanup : found_nothing);
+    }
+
+ do_something:
+   if (found_type == found_nothing)
+     return _URC_CONTINUE_UNWIND;
+
+  if (actions & _UA_SEARCH_PHASE)
+    {
+      if (found_type == found_cleanup)
+	return _URC_CONTINUE_UNWIND;
+
+      // For domestic exceptions, we cache data from phase 1 for phase 2.
+      if (exception_class == __gxx_exception_class)
+        {
+          xh->handlerSwitchValue = handler_switch_value;
+          xh->actionRecord = action_record;
+          xh->languageSpecificData = language_specific_data;
+          xh->adjustedPtr = thrown_ptr;
+
+          // ??? Completely unknown what this field is supposed to be for.
+          // ??? Need to cache TType encoding base for call_unexpected.
+          xh->catchTemp = (void *) (_Unwind_Ptr) landing_pad;
+	}
+      return _URC_HANDLER_FOUND;
+    }
+
+ install_context:
+  if (found_type == found_terminate)
+    {
+      __cxa_begin_catch (&xh->unwindHeader);
+      __terminate (xh->terminateHandler);
+    }
+
+  // Cache the TType base value for __cxa_call_unexpected, as we won't
+  // have an _Unwind_Context then.
+  if (handler_switch_value < 0)
+    {
+      parse_lsda_header (context, xh->languageSpecificData, &info);
+      xh->catchTemp = (void *) base_of_encoded_value (info.ttype_encoding,
+						      context);
+    }
+
+  _Unwind_SetGR (context, __builtin_eh_return_data_regno (0),
+		 (_Unwind_Ptr) &xh->unwindHeader);
+  _Unwind_SetGR (context, __builtin_eh_return_data_regno (1),
+		 handler_switch_value);
+  _Unwind_SetIP (context, landing_pad);
+  return _URC_INSTALL_CONTEXT;
+}
+
+extern "C" void
+__cxa_call_unexpected (void *exc_obj_in)
+{
+  _Unwind_Exception *exc_obj
+    = reinterpret_cast <_Unwind_Exception *>(exc_obj_in);
+
+  __cxa_begin_catch (exc_obj);
+
+  // This function is a handler for our exception argument.  If we exit
+  // by throwing a different exception, we'll need the original cleaned up.
+  struct end_catch_protect
+  {
+    end_catch_protect() { }
+    ~end_catch_protect() { __cxa_end_catch(); }
+  } end_catch_protect_obj;
+
+  lsda_header_info info;
+  __cxa_exception *xh = __get_exception_header_from_ue (exc_obj);
+  const unsigned char *xh_lsda;
+  _Unwind_Sword xh_switch_value;
+  std::terminate_handler xh_terminate_handler;
+
+  // If the unexpectedHandler rethrows the exception (e.g. to categorize it),
+  // it will clobber data about the current handler.  So copy the data out now.
+  xh_lsda = xh->languageSpecificData;
+  xh_switch_value = xh->handlerSwitchValue;
+  xh_terminate_handler = xh->terminateHandler;
+  info.ttype_base = (_Unwind_Ptr) xh->catchTemp;
+
+  try 
+    { __unexpected (xh->unexpectedHandler); } 
+  catch(...) 
+    {
+      // Get the exception thrown from unexpected.
+      // ??? Foreign exceptions can't be stacked this way.
+      
+      __cxa_eh_globals *globals = __cxa_get_globals_fast ();
+      __cxa_exception *new_xh = globals->caughtExceptions;
+      void *new_ptr = new_xh + 1;
+      
+      // 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,
+				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  
+      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();
+#endif   
+      // Otherwise, die.
+      __terminate (xh_terminate_handler);
+    }
+}
diff --git a/contrib/libstdc++/libsupc++/eh_terminate.cc b/contrib/libstdc++/libsupc++/eh_terminate.cc
new file mode 100644
index 0000000..58a6ea4
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/eh_terminate.cc
@@ -0,0 +1,87 @@
+// -*- C++ -*- std::terminate, std::unexpected and friends.
+// Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 
+// 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 "typeinfo"
+#include "exception"
+#include <cstdlib>
+#include "unwind-cxx.h"
+#include "exception_defines.h"
+
+using namespace __cxxabiv1;
+
+/* The current installed user handlers.  */
+std::terminate_handler __cxxabiv1::__terminate_handler = std::abort;
+std::unexpected_handler __cxxabiv1::__unexpected_handler = std::terminate;
+
+void
+__cxxabiv1::__terminate (std::terminate_handler handler)
+{
+  try {
+    handler ();
+    std::abort ();
+  } catch (...) {
+    std::abort ();
+  }
+}
+
+void
+std::terminate ()
+{
+  __terminate (__terminate_handler);
+}
+
+void
+__cxxabiv1::__unexpected (std::unexpected_handler handler)
+{
+  handler();
+  std::terminate ();
+}
+
+void
+std::unexpected ()
+{
+  __unexpected (__unexpected_handler);
+}
+
+std::terminate_handler
+std::set_terminate (std::terminate_handler func) throw()
+{
+  std::terminate_handler old = __terminate_handler;
+  __terminate_handler = func;
+  return old;
+}
+
+std::unexpected_handler
+std::set_unexpected (std::unexpected_handler func) throw()
+{
+  std::unexpected_handler old = __unexpected_handler;
+  __unexpected_handler = func;
+  return old;
+}
diff --git a/contrib/libstdc++/libsupc++/eh_throw.cc b/contrib/libstdc++/libsupc++/eh_throw.cc
new file mode 100644
index 0000000..407b829
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/eh_throw.cc
@@ -0,0 +1,102 @@
+// -*- C++ -*- Exception handling routines for throwing.
+// Copyright (C) 2001 Free Software Foundation, Inc.
+//
+// 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 <bits/c++config.h>
+#include "unwind-cxx.h"
+
+
+using namespace __cxxabiv1;
+
+
+static void
+__gxx_exception_cleanup (_Unwind_Reason_Code code, _Unwind_Exception *exc)
+{
+  __cxa_exception *header = __get_exception_header_from_ue (exc);
+
+  // If we haven't been caught by a foreign handler, then this is
+  // some sort of unwind error.  In that case just die immediately.
+  if (code != _URC_FOREIGN_EXCEPTION_CAUGHT)
+    __terminate (header->terminateHandler);
+
+  if (header->exceptionDestructor)
+    header->exceptionDestructor (header + 1);
+
+  __cxa_free_exception (header + 1);
+}
+
+
+extern "C" void
+__cxa_throw (void *obj, std::type_info *tinfo, void (*dest) (void *))
+{
+  __cxa_exception *header = __get_exception_header_from_obj (obj);
+  header->exceptionType = tinfo;
+  header->exceptionDestructor = dest;
+  header->unexpectedHandler = __unexpected_handler;
+  header->terminateHandler = __terminate_handler;
+  header->unwindHeader.exception_class = __gxx_exception_class;
+  header->unwindHeader.exception_cleanup = __gxx_exception_cleanup;
+
+  __cxa_eh_globals *globals = __cxa_get_globals ();
+  globals->uncaughtExceptions += 1;
+
+#ifdef _GLIBCPP_SJLJ_EXCEPTIONS
+  _Unwind_SjLj_RaiseException (&header->unwindHeader);
+#else
+  _Unwind_RaiseException (&header->unwindHeader);
+#endif
+
+  // Some sort of unwinding error.  Note that terminate is a handler.
+  __cxa_begin_catch (&header->unwindHeader);
+  std::terminate ();
+}
+
+extern "C" void
+__cxa_rethrow ()
+{
+  __cxa_eh_globals *globals = __cxa_get_globals ();
+  __cxa_exception *header = globals->caughtExceptions;
+
+  // Watch for luser rethrowing with no active exception.
+  if (header)
+    {
+      // Tell __cxa_end_catch this is a rethrow.
+      header->handlerCount = -header->handlerCount;
+
+#ifdef _GLIBCPP_SJLJ_EXCEPTIONS
+      _Unwind_SjLj_RaiseException (&header->unwindHeader);
+#else
+      _Unwind_RaiseException (&header->unwindHeader);
+#endif
+  
+      // Some sort of unwinding error.  Note that terminate is a handler.
+      __cxa_begin_catch (&header->unwindHeader);
+    }
+  std::terminate ();
+}
diff --git a/contrib/libstdc++/libsupc++/eh_type.cc b/contrib/libstdc++/libsupc++/eh_type.cc
new file mode 100644
index 0000000..1c8afac
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/eh_type.cc
@@ -0,0 +1,50 @@
+// -*- C++ -*- Exception handling routines for catching.
+// Copyright (C) 2001 Free Software Foundation, Inc.
+//
+// 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 <typeinfo>
+#include "unwind-cxx.h"
+
+namespace __cxxabiv1
+{
+
+// Returns the type_info for the currently handled exception [15.3/8], or
+// null if there is none.
+extern "C"
+std::type_info *__cxa_current_exception_type ()
+{
+  __cxa_eh_globals *globals = __cxa_get_globals ();
+  __cxa_exception *header = globals->caughtExceptions;
+  if (header)
+    return header->exceptionType;
+  else
+    return 0;
+}
+
+} // namespace __cxxabiv1
diff --git a/contrib/libstdc++/libsupc++/exception b/contrib/libstdc++/libsupc++/exception
new file mode 100644
index 0000000..b26cb6d
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/exception
@@ -0,0 +1,116 @@
+// Exception Handling support header for -*- C++ -*-
+
+// Copyright (C) 1995, 1996, 1997, 1998, 2000, 2001, 2002
+// 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.
+
+/** @file exception
+ *  This header defines several types and functions relating to the
+ *  handling of exceptions in a C++ program.
+ */
+
+#ifndef __EXCEPTION__
+#define __EXCEPTION__
+
+extern "C++" {
+
+namespace std 
+{
+  /** This is the base class for all exceptions thrown by the standard
+   *  library, and by certain language expressions.  You are free to derive
+   *  your own %exception classes, or use a different hierarchy, or to
+   *  throw non-class data (e.g., fundamental types).
+   *  @brief Base class for all library exceptions.
+   */
+  class exception 
+  {
+  public:
+    exception() throw() { }
+    virtual ~exception() throw();
+    /** Returns a C-style character string describing the general cause
+     *  of the current error.  */
+    virtual const char* what() const throw();
+  };
+
+  /** If an %exception is thrown which is not listed in a function's
+   *  %exception specification, one of these may be thrown.  */
+  class bad_exception : public exception 
+  {
+  public:
+    bad_exception() throw() { }
+    // This declaration is not useless:
+    // http://gcc.gnu.org/onlinedocs/gcc-3.0.2/gcc_6.html#SEC118
+    virtual ~bad_exception() throw();
+  };
+
+  /// If you write a replacement %terminate handler, it must be of this type.
+  typedef void (*terminate_handler) ();
+  /// If you write a replacement %unexpected handler, it must be of this type.
+  typedef void (*unexpected_handler) ();
+
+  /// Takes a new handler function as an argument, returns the old function.
+  terminate_handler set_terminate(terminate_handler) throw();
+  /** The runtime will call this function if %exception handling must be
+   *  abandoned for any reason.  */
+  void terminate() __attribute__ ((__noreturn__));
+
+  /// Takes a new handler function as an argument, returns the old function.
+  unexpected_handler set_unexpected(unexpected_handler) throw();
+  /** The runtime will call this function if an %exception is thrown which
+   *  violates the function's %exception specification.  */
+  void unexpected() __attribute__ ((__noreturn__));
+
+  /** [18.6.4]/1:  "Returns true after completing evaluation of a
+   *  throw-expression until either completing initialization of the
+   *  exception-declaration in the matching handler or entering @c unexpected()
+   *  due to the throw; or after entering @c terminate() for any reason
+   *  other than an explicit call to @c terminate().  [Note: This includes
+   *  stack unwinding [15.2].  end note]"
+   *
+   *  2:  "When @c uncaught_exception() is true, throwing an %exception can
+   *  result in a call of @c terminate() (15.5.1)."
+   */
+  bool uncaught_exception() throw();
+} // namespace std
+
+namespace __gnu_cxx
+{
+  /** A replacement for the standard terminate_handler which prints more
+      information about the terminating exception (if any) on stderr.  Call
+      @code
+        std::set_terminate (__gnu_cxx::__verbose_terminate_handler)
+      @endcode
+      to use.  For more info, see
+      http://gcc.gnu.org/onlinedocs/libstdc++/19_diagnostics/howto.html#4
+  */
+  void __verbose_terminate_handler ();
+} // namespace __gnu_cxx
+  
+} // extern "C++"
+
+#endif
diff --git a/contrib/libstdc++/libsupc++/exception_defines.h b/contrib/libstdc++/libsupc++/exception_defines.h
new file mode 100644
index 0000000..fca2d83
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/exception_defines.h
@@ -0,0 +1,42 @@
+// -fno-exceptions Support -*- C++ -*-
+
+// Copyright (C) 2001 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library 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.
+
+// This library 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 this library; 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.
+
+//
+// ISO C++ 14882: 19.1  Exception classes
+//
+
+#ifndef __EXCEPTIONS
+// Iff -fno-exceptions, transform error handling code to work without it.
+# define try      if (true)
+# define catch(X) if (false)
+# define __throw_exception_again
+#else
+// Else proceed normally.
+# define __throw_exception_again throw
+#endif
diff --git a/contrib/libstdc++/libsupc++/new b/contrib/libstdc++/libsupc++/new
new file mode 100644
index 0000000..afa603a
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/new
@@ -0,0 +1,94 @@
+// The -*- C++ -*- dynamic memory management header.
+
+// Copyright (C) 1994, 1996, 1997, 1998, 2000, 2001, 2002
+// 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.
+
+/** @file new
+ *  The header @c new defines several functions to manage dynamic memory and
+ *  handling memory allocation errors; see
+ *  http://gcc.gnu.org/onlinedocs/libstdc++/18_support/howto.html#4 for more.
+ */
+
+#ifndef __NEW__
+#define __NEW__
+
+#include <cstddef>
+#include <exception>
+
+extern "C++" {
+
+namespace std 
+{
+  /** @c bad_alloc (or classes derived from it) is used to report allocation
+   *  errors from the throwing forms of @c new.  */
+  class bad_alloc : public exception 
+  {
+  public:
+    bad_alloc() throw() { }
+    // This declaration is not useless:
+    // http://gcc.gnu.org/onlinedocs/gcc-3.0.2/gcc_6.html#SEC118
+    virtual ~bad_alloc() throw();
+  };
+
+  struct nothrow_t { };
+  extern const nothrow_t nothrow;
+  /** If you write your own error handler to be called by @c new, it must
+   *  be of this type.  */
+  typedef void (*new_handler)();
+  /// Takes a replacement handler as the argument, returns the previous handler.
+  new_handler set_new_handler(new_handler);
+} // namespace std
+
+//@{
+/** These are replaceable signatures:
+ *  - normal single new and delete (no arguments, throw @c bad_alloc on error)
+ *  - normal array new and delete (same)
+ *  - @c nothrow single new and delete (take a @c nothrow argument, return
+ *    @c NULL on error)
+ *  - @c nothrow array new and delete (same)
+ *
+ *  Placement new and delete signatures (take a memory address argument,
+ *  does nothing) may not be replaced by a user's program.
+*/
+void* operator new(std::size_t) throw (std::bad_alloc);
+void* operator new[](std::size_t) throw (std::bad_alloc);
+void operator delete(void*) throw();
+void operator delete[](void*) throw();
+void* operator new(std::size_t, const std::nothrow_t&) throw();
+void* operator new[](std::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(std::size_t, void* __p) throw() { return __p; }
+inline void* operator new[](std::size_t, void* __p) throw() { return __p; }
+//@}
+} // extern "C++"
+
+#endif
diff --git a/contrib/libstdc++/libsupc++/new_handler.cc b/contrib/libstdc++/libsupc++/new_handler.cc
new file mode 100644
index 0000000..ed34bc8
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/new_handler.cc
@@ -0,0 +1,47 @@
+// Implementation file for the -*- C++ -*- dynamic memory management header.
+
+// Copyright (C) 1996, 1997, 1998, 2000, 2001, 2002
+// 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"
+
+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;
+}
+
+std::bad_alloc::~bad_alloc() throw() { }
diff --git a/contrib/libstdc++/libsupc++/new_op.cc b/contrib/libstdc++/libsupc++/new_op.cc
new file mode 100644
index 0000000..df43e6e
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/new_op.cc
@@ -0,0 +1,63 @@
+// Support routines for the -*- C++ -*- dynamic memory management.
+// Copyright (C) 1997, 1998, 1999, 2000, 2001 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"
+#include <cstdlib>
+#include <exception_defines.h>
+
+using std::new_handler;
+using std::bad_alloc;
+
+extern "C" void *malloc (std::size_t);
+extern new_handler __new_handler;
+
+void *
+operator new (std::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)
+#ifdef __EXCEPTIONS
+	throw bad_alloc();
+#else
+        std::abort();
+#endif
+      handler ();
+      p = (void *) malloc (sz);
+    }
+
+  return p;
+}
diff --git a/contrib/libstdc++/libsupc++/new_opnt.cc b/contrib/libstdc++/libsupc++/new_opnt.cc
new file mode 100644
index 0000000..e97ac98
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/new_opnt.cc
@@ -0,0 +1,66 @@
+// Support routines for the -*- C++ -*- dynamic memory management.
+// Copyright (C) 1997, 1998, 1999, 2000, 2001 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"
+#include <exception_defines.h>
+
+using std::new_handler;
+using std::bad_alloc;
+
+extern "C" void *malloc (std::size_t);
+extern new_handler __new_handler;
+
+void *
+operator new (std::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;
+}
diff --git a/contrib/libstdc++/libsupc++/new_opv.cc b/contrib/libstdc++/libsupc++/new_opv.cc
new file mode 100644
index 0000000..7b1b1ca
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/new_opv.cc
@@ -0,0 +1,37 @@
+// 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[] (std::size_t sz) throw (std::bad_alloc)
+{
+  return ::operator new(sz);
+}
diff --git a/contrib/libstdc++/libsupc++/new_opvnt.cc b/contrib/libstdc++/libsupc++/new_opvnt.cc
new file mode 100644
index 0000000..ad5fbf4
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/new_opvnt.cc
@@ -0,0 +1,37 @@
+// 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[] (std::size_t sz, const std::nothrow_t& nothrow) throw()
+{
+  return ::operator new(sz, nothrow);
+}
diff --git a/contrib/libstdc++/libsupc++/pure.cc b/contrib/libstdc++/libsupc++/pure.cc
new file mode 100644
index 0000000..5f9b3c8
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/pure.cc
@@ -0,0 +1,51 @@
+// -*- C++ -*- 
+// Copyright (C) 2000, 2001 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 <bits/c++config.h>
+#include "unwind-cxx.h"
+
+#ifdef _GLIBCPP_HAVE_UNISTD_H
+# include <unistd.h>
+# define writestr(str)	write(2, str, sizeof(str) - 1)
+# 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
+#else
+# include <stdio.h>
+# define writestr(str)	fputs(str, stderr)
+#endif
+
+extern "C" void
+__cxa_pure_virtual (void)
+{
+  writestr ("pure virtual method called\n");
+  std::terminate ();
+}
diff --git a/contrib/libstdc++/libsupc++/tinfo.cc b/contrib/libstdc++/libsupc++/tinfo.cc
new file mode 100644
index 0000000..1eecdeb
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/tinfo.cc
@@ -0,0 +1,721 @@
+// Methods for type_info for -*- C++ -*- Run Time Type Identification.
+// Copyright (C) 1994, 1996, 1998, 1999, 2000, 2001, 2002
+// 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 <cstddef>
+#include "tinfo.h"
+#include "new"			// for placement new
+
+// This file contains the minimal working set necessary to link with code
+// that uses virtual functions and -frtti but does not actually use RTTI
+// functionality.
+
+std::type_info::
+~type_info ()
+{ }
+
+std::bad_cast::~bad_cast() throw() { }
+std::bad_typeid::~bad_typeid() throw() { }
+
+#if !__GXX_MERGED_TYPEINFO_NAMES
+
+// We can't rely on common symbols being shared between shared objects.
+bool std::type_info::
+operator== (const std::type_info& arg) const
+{
+  return (&arg == this) || (__builtin_strcmp (name (), arg.name ()) == 0);
+}
+
+#endif
+
+namespace std {
+
+// return true if this is a type_info for a pointer type
+bool type_info::
+__is_pointer_p () const
+{
+  return false;
+}
+
+// return true if this is a type_info for a function type
+bool type_info::
+__is_function_p () const
+{
+  return false;
+}
+
+// try and catch a thrown object.
+bool type_info::
+__do_catch (const type_info *thr_type, void **, unsigned) const
+{
+  return *this == *thr_type;
+}
+
+// upcast from this type to the target. __class_type_info will override
+bool type_info::
+__do_upcast (const abi::__class_type_info *, void **) const
+{
+  return false;
+}
+
+};
+
+namespace {
+
+using namespace std;
+using namespace abi;
+
+// initial part of a vtable, this structure is used with offsetof, so we don't
+// have to keep alignments consistent manually.
+struct vtable_prefix {
+  ptrdiff_t whole_object;           // offset to most derived object
+  const __class_type_info *whole_type;  // pointer to most derived type_info
+  const void *origin;               // what a class's vptr points to
+};
+
+template <typename T>
+inline const T *
+adjust_pointer (const void *base, ptrdiff_t offset)
+{
+  return reinterpret_cast <const T *>
+    (reinterpret_cast <const char *> (base) + offset);
+}
+
+// ADDR is a pointer to an object.  Convert it to a pointer to a base,
+// using OFFSET. IS_VIRTUAL is true, if we are getting a virtual base.
+inline void const *
+convert_to_base (void const *addr, bool is_virtual, ptrdiff_t offset)
+{
+  if (is_virtual)
+    {
+      const void *vtable = *static_cast <const void *const *> (addr);
+      
+      offset = *adjust_pointer<ptrdiff_t> (vtable, offset);
+    }
+
+  return adjust_pointer<void> (addr, offset);
+}
+
+// some predicate functions for __class_type_info::__sub_kind
+inline bool contained_p (__class_type_info::__sub_kind access_path)
+{
+  return access_path >= __class_type_info::__contained_mask;
+}
+inline bool public_p (__class_type_info::__sub_kind access_path)
+{
+  return access_path & __class_type_info::__contained_public_mask;
+}
+inline bool virtual_p (__class_type_info::__sub_kind access_path)
+{
+  return (access_path & __class_type_info::__contained_virtual_mask);
+}
+inline bool contained_public_p (__class_type_info::__sub_kind access_path)
+{
+  return ((access_path & __class_type_info::__contained_public)
+          == __class_type_info::__contained_public);
+}
+inline bool contained_nonpublic_p (__class_type_info::__sub_kind access_path)
+{
+  return ((access_path & __class_type_info::__contained_public)
+          == __class_type_info::__contained_mask);
+}
+inline bool contained_nonvirtual_p (__class_type_info::__sub_kind access_path)
+{
+  return ((access_path & (__class_type_info::__contained_mask
+                          | __class_type_info::__contained_virtual_mask))
+          == __class_type_info::__contained_mask);
+}
+
+static const __class_type_info *const nonvirtual_base_type =
+    static_cast <const __class_type_info *> (0) + 1;
+
+}; // namespace
+
+namespace __cxxabiv1
+{
+
+__class_type_info::
+~__class_type_info ()
+{}
+
+__si_class_type_info::
+~__si_class_type_info ()
+{}
+
+__vmi_class_type_info::
+~__vmi_class_type_info ()
+{}
+
+// __upcast_result is used to hold information during traversal of a class
+// hierarchy when catch matching.
+struct __class_type_info::__upcast_result
+{
+  const void *dst_ptr;        // pointer to caught object
+  __sub_kind part2dst;        // path from current base to target
+  int src_details;            // hints about the source type hierarchy
+  const __class_type_info *base_type; // where we found the target,
+                              // if in vbase the __class_type_info of vbase
+                              // if a non-virtual base then 1
+                              // else NULL
+  public:
+  __upcast_result (int d)
+    :dst_ptr (NULL), part2dst (__unknown), src_details (d), base_type (NULL)
+    {}
+};
+
+// __dyncast_result is used to hold information during traversal of a class
+// hierarchy when dynamic casting.
+struct __class_type_info::__dyncast_result
+{
+  const void *dst_ptr;        // pointer to target object or NULL
+  __sub_kind whole2dst;       // path from most derived object to target
+  __sub_kind whole2src;       // path from most derived object to sub object
+  __sub_kind dst2src;         // path from target to sub object
+  int whole_details;          // details of the whole class hierarchy
+  
+  public:
+  __dyncast_result (int details_ = __vmi_class_type_info::__flags_unknown_mask)
+    :dst_ptr (NULL), whole2dst (__unknown),
+     whole2src (__unknown), dst2src (__unknown),
+     whole_details (details_)
+    {}
+};
+
+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;
+}
+
+inline __class_type_info::__sub_kind __class_type_info::
+__find_public_src (ptrdiff_t src2dst,
+                   const void *obj_ptr,
+                   const __class_type_info *src_type,
+                   const void *src_ptr) const
+{
+  if (src2dst >= 0)
+    return adjust_pointer <void> (obj_ptr, src2dst) == src_ptr
+            ? __contained_public : __not_contained;
+  if (src2dst == -2)
+    return __not_contained;
+  return __do_find_public_src (src2dst, obj_ptr, src_type, src_ptr);
+}
+
+__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;
+}
+
+__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);
+}
+
+__class_type_info::__sub_kind __vmi_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 (obj_ptr == src_ptr && *this == *src_type)
+    return __contained_public;
+  
+  for (std::size_t i = __base_count; i--;)
+    {
+      if (!__base_info[i].__is_public_p ())
+        continue; // Not public, can't be here.
+      
+      const void *base = obj_ptr;
+      ptrdiff_t offset = __base_info[i].__offset ();
+      bool is_virtual = __base_info[i].__is_virtual_p ();
+      
+      if (is_virtual)
+        {
+          if (src2dst == -3)
+            continue; // Not a virtual base, so can't be here.
+        }
+      base = convert_to_base (base, is_virtual, offset);
+      
+      __sub_kind base_kind = __base_info[i].__base->__do_find_public_src
+                              (src2dst, base, src_type, src_ptr);
+      if (contained_p (base_kind))
+        {
+          if (is_virtual)
+            base_kind = __sub_kind (base_kind | __contained_virtual_mask);
+          return base_kind;
+        }
+    }
+  
+  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 __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);
+}
+
+// This is a big hairy function. Although the run-time behaviour of
+// dynamic_cast is simple to describe, it gives rise to some non-obvious
+// behaviour. We also desire to determine as early as possible any definite
+// answer we can get. Because it is unknown what the run-time ratio of
+// succeeding to failing dynamic casts is, we do not know in which direction
+// to bias any optimizations. To that end we make no particular effort towards
+// early fail answers or early success answers. Instead we try to minimize
+// work by filling in things lazily (when we know we need the information),
+// and opportunisticly take early success or failure results.
+bool __vmi_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 (result.whole_details & __flags_unknown_mask)
+    result.whole_details = __flags;
+  
+  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;
+      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;
+    }
+
+  bool result_ambig = false;
+  for (std::size_t i = __base_count; i--;)
+    {
+      __dyncast_result result2 (result.whole_details);
+      void const *base = obj_ptr;
+      __sub_kind base_access = access_path;
+      ptrdiff_t offset = __base_info[i].__offset ();
+      bool is_virtual = __base_info[i].__is_virtual_p ();
+      
+      if (is_virtual)
+        base_access = __sub_kind (base_access | __contained_virtual_mask);
+      base = convert_to_base (base, is_virtual, offset);
+
+      if (!__base_info[i].__is_public_p ())
+        {
+          if (src2dst == -2 &&
+              !(result.whole_details
+                & (__non_diamond_repeat_mask | __diamond_shaped_mask)))
+            // The hierarchy has no duplicate bases (which might ambiguate
+            // things) and where we started is not a public base of what we
+            // want (so it cannot be a downcast). There is nothing of interest
+            // hiding in a non-public base.
+            continue;
+          base_access = __sub_kind (base_access & ~__contained_public_mask);
+        }
+      
+      bool result2_ambig
+          = __base_info[i].__base->__do_dyncast (src2dst, base_access,
+                                             dst_type, base,
+                                             src_type, src_ptr, result2);
+      result.whole2src = __sub_kind (result.whole2src | result2.whole2src);
+      if (result2.dst2src == __contained_public
+          || result2.dst2src == __contained_ambig)
+        {
+          result.dst_ptr = result2.dst_ptr;
+          result.whole2dst = result2.whole2dst;
+          result.dst2src = result2.dst2src;
+          // Found a downcast which can't be bettered or an ambiguous downcast
+          // which can't be disambiguated
+          return result2_ambig;
+        }
+      
+      if (!result_ambig && !result.dst_ptr)
+        {
+          // Not found anything yet.
+          result.dst_ptr = result2.dst_ptr;
+          result.whole2dst = result2.whole2dst;
+          result_ambig = result2_ambig;
+          if (result.dst_ptr && result.whole2src != __unknown
+              && !(__flags & __non_diamond_repeat_mask))
+            // Found dst and src and we don't have repeated bases.
+            return result_ambig;
+        }
+      else if (result.dst_ptr && result.dst_ptr == result2.dst_ptr)
+        {
+          // Found at same address, must be via virtual.  Pick the most
+          // accessible path.
+          result.whole2dst =
+              __sub_kind (result.whole2dst | result2.whole2dst);
+        }
+      else if ((result.dst_ptr != 0 | result_ambig)
+               && (result2.dst_ptr != 0 | result2_ambig))
+        {
+          // Found two different DST_TYPE bases, or a valid one and a set of
+          // ambiguous ones, must disambiguate. See whether SRC_PTR is
+          // contained publicly within one of the non-ambiguous choices. If it
+          // is in only one, then that's the choice. If it is in both, then
+          // we're ambiguous and fail. If it is in neither, we're ambiguous,
+          // but don't yet fail as we might later find a third base which does
+          // contain SRC_PTR.
+        
+          __sub_kind new_sub_kind = result2.dst2src;
+          __sub_kind old_sub_kind = result.dst2src;
+          
+          if (contained_p (result.whole2src)
+              && (!virtual_p (result.whole2src)
+                  || !(result.whole_details & __diamond_shaped_mask)))
+            {
+              // We already found SRC_PTR as a base of most derived, and
+              // either it was non-virtual, or the whole hierarchy is
+              // not-diamond shaped. Therefore if it is in either choice, it
+              // can only be in one of them, and we will already know.
+              if (old_sub_kind == __unknown)
+                old_sub_kind = __not_contained;
+              if (new_sub_kind == __unknown)
+                new_sub_kind = __not_contained;
+            }
+          else
+            {
+              if (old_sub_kind >= __not_contained)
+                ;// already calculated
+              else if (contained_p (new_sub_kind)
+                       && (!virtual_p (new_sub_kind)
+                           || !(__flags & __diamond_shaped_mask)))
+                // Already found inside the other choice, and it was
+                // non-virtual or we are not diamond shaped.
+                old_sub_kind = __not_contained;
+              else
+                old_sub_kind = dst_type->__find_public_src
+                                (src2dst, result.dst_ptr, src_type, src_ptr);
+          
+              if (new_sub_kind >= __not_contained)
+                ;// already calculated
+              else if (contained_p (old_sub_kind)
+                       && (!virtual_p (old_sub_kind)
+                           || !(__flags & __diamond_shaped_mask)))
+                // Already found inside the other choice, and it was
+                // non-virtual or we are not diamond shaped.
+                new_sub_kind = __not_contained;
+              else
+                new_sub_kind = dst_type->__find_public_src
+                                (src2dst, result2.dst_ptr, src_type, src_ptr);
+            }
+          
+          // Neither sub_kind can be contained_ambig -- we bail out early
+          // when we find those.
+          if (contained_p (__sub_kind (new_sub_kind ^ old_sub_kind)))
+            {
+              // Only on one choice, not ambiguous.
+              if (contained_p (new_sub_kind))
+                {
+                  // Only in new.
+                  result.dst_ptr = result2.dst_ptr;
+                  result.whole2dst = result2.whole2dst;
+                  result_ambig = false;
+                  old_sub_kind = new_sub_kind;
+                }
+              result.dst2src = old_sub_kind;
+              if (public_p (result.dst2src))
+                return false; // Can't be an ambiguating downcast for later discovery.
+              if (!virtual_p (result.dst2src))
+                return false; // Found non-virtually can't be bettered
+            }
+          else if (contained_p (__sub_kind (new_sub_kind & old_sub_kind)))
+            {
+              // In both.
+              result.dst_ptr = NULL;
+              result.dst2src = __contained_ambig;
+              return true;  // Fail.
+            }
+          else
+            {
+              // In neither publicly, ambiguous for the moment, but keep
+              // looking. It is possible that it was private in one or
+              // both and therefore we should fail, but that's just tough.
+              result.dst_ptr = NULL;
+              result.dst2src = __not_contained;
+              result_ambig = true;
+            }
+        }
+      
+      if (result.whole2src == __contained_private)
+        // We found SRC_PTR as a private non-virtual base, therefore all
+        // cross casts will fail. We have already found a down cast, if
+        // there is one.
+        return result_ambig;
+    }
+
+  return result_ambig;
+}
+
+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;
+}
+
+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);
+}
+
+bool __vmi_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;
+  
+  int src_details = result.src_details;
+  if (src_details & __flags_unknown_mask)
+    src_details = __flags;
+  
+  for (std::size_t i = __base_count; i--;)
+    {
+      __upcast_result result2 (src_details);
+      const void *base = obj_ptr;
+      ptrdiff_t offset = __base_info[i].__offset ();
+      bool is_virtual = __base_info[i].__is_virtual_p ();
+      bool is_public = __base_info[i].__is_public_p ();
+      
+      if (!is_public && !(src_details & __non_diamond_repeat_mask))
+        // original cannot have an ambiguous base, so skip private bases
+        continue;
+
+      if (base)
+        base = convert_to_base (base, is_virtual, offset);
+      
+      if (__base_info[i].__base->__do_upcast (dst, base, result2))
+        {
+          if (result2.base_type == nonvirtual_base_type && is_virtual)
+            result2.base_type = __base_info[i].__base;
+          if (contained_p (result2.part2dst) && !is_public)
+            result2.part2dst = __sub_kind (result2.part2dst & ~__contained_public_mask);
+          
+          if (!result.base_type)
+            {
+              result = result2;
+              if (!contained_p (result.part2dst))
+                return true; // found ambiguously
+              
+              if (result.part2dst & __contained_public_mask)
+                {
+                  if (!(__flags & __non_diamond_repeat_mask))
+                    return true;  // cannot have an ambiguous other base
+                }
+              else
+                {
+                  if (!virtual_p (result.part2dst))
+                    return true; // cannot have another path
+                  if (!(__flags & __diamond_shaped_mask))
+                    return true; // cannot have a more accessible path
+                }
+            }
+          else if (result.dst_ptr != result2.dst_ptr)
+            {
+              // Found an ambiguity.
+	      result.dst_ptr = NULL;
+	      result.part2dst = __contained_ambig;
+	      return true;
+            }
+          else if (result.dst_ptr)
+            {
+              // Ok, found real object via a virtual path.
+              result.part2dst
+                  = __sub_kind (result.part2dst | result2.part2dst);
+            }
+          else
+            {
+              // Dealing with a null pointer, need to check vbase
+              // containing each of the two choices.
+              if (result2.base_type == nonvirtual_base_type
+                  || result.base_type == nonvirtual_base_type
+                  || !(*result2.base_type == *result.base_type))
+                {
+                  // Already ambiguous, not virtual or via different virtuals.
+                  // Cannot match.
+                  result.part2dst = __contained_ambig;
+                  return true;
+                }
+              result.part2dst
+                  = __sub_kind (result.part2dst | result2.part2dst);
+            }
+        }
+    }
+  return result.part2dst != __unknown;
+}
+
+// this is the external interface to the dynamic cast machinery
+extern "C" void *
+__dynamic_cast (const void *src_ptr,    // object started from
+                const __class_type_info *src_type, // type of the starting object
+                const __class_type_info *dst_type, // desired target type
+                ptrdiff_t src2dst) // how src and dst are related
+{
+  const void *vtable = *static_cast <const void *const *> (src_ptr);
+  const vtable_prefix *prefix =
+      adjust_pointer <vtable_prefix> (vtable, 
+				      -offsetof (vtable_prefix, origin));
+  const void *whole_ptr =
+      adjust_pointer <void> (src_ptr, prefix->whole_object);
+  const __class_type_info *whole_type = prefix->whole_type;
+  __class_type_info::__dyncast_result result;
+  
+  whole_type->__do_dyncast (src2dst, __class_type_info::__contained_public,
+                            dst_type, whole_ptr, src_type, src_ptr, result);
+  if (!result.dst_ptr)
+    return NULL;
+  if (contained_public_p (result.dst2src))
+    // Src is known to be a public base of dst.
+    return const_cast <void *> (result.dst_ptr);
+  if (contained_public_p (__class_type_info::__sub_kind (result.whole2src & result.whole2dst)))
+    // Both src and dst are known to be public bases of whole. Found a valid
+    // cross cast.
+    return const_cast <void *> (result.dst_ptr);
+  if (contained_nonvirtual_p (result.whole2src))
+    // Src is known to be a non-public nonvirtual base of whole, and not a
+    // base of dst. Found an invalid cross cast, which cannot also be a down
+    // cast
+    return NULL;
+  if (result.dst2src == __class_type_info::__unknown)
+    result.dst2src = dst_type->__find_public_src (src2dst, result.dst_ptr,
+                                                  src_type, src_ptr);
+  if (contained_public_p (result.dst2src))
+    // Found a valid down cast
+    return const_cast <void *> (result.dst_ptr);
+  // Must be an invalid down cast, or the cross cast wasn't bettered
+  return NULL;
+}
+
+}; // namespace __cxxabiv1
diff --git a/contrib/libstdc++/libsupc++/tinfo.h b/contrib/libstdc++/libsupc++/tinfo.h
new file mode 100644
index 0000000..b7191900
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/tinfo.h
@@ -0,0 +1,10 @@
+// RTTI support internals for -*- C++ -*-
+// Copyright (C) 1994, 1995, 1996, 1998, 1999, 2000, 2001 
+// Free Software Foundation
+
+#include "typeinfo"
+#include <cstddef>
+
+// Class declarations shared between the typeinfo implementation files.
+
+#include <cxxabi.h>
diff --git a/contrib/libstdc++/libsupc++/tinfo2.cc b/contrib/libstdc++/libsupc++/tinfo2.cc
new file mode 100644
index 0000000..8f3d631
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/tinfo2.cc
@@ -0,0 +1,167 @@
+// Methods for type_info for -*- C++ -*- Run Time Type Identification.
+
+// Copyright (C) 1994, 1996, 1997, 1998, 1999, 2000, 2001 
+// 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 <cstddef>
+#include "tinfo.h"
+#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 !__GXX_MERGED_TYPEINFO_NAMES
+
+bool
+type_info::before (const type_info &arg) const
+{
+  return __builtin_strcmp (name (), arg.name ()) < 0;
+}
+
+#endif
+
+#include <cxxabi.h>
+
+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
diff --git a/contrib/libstdc++/libsupc++/typeinfo b/contrib/libstdc++/libsupc++/typeinfo
new file mode 100644
index 0000000..480dc4a
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/typeinfo
@@ -0,0 +1,150 @@
+// RTTI support for -*- C++ -*-
+// Copyright (C) 1994, 1995, 1996, 1997, 1998, 2000, 2001, 2002
+// 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.
+
+/** @file typeinfo
+ *  This header provides RTTI support.
+ */
+
+#ifndef __TYPEINFO__
+#define __TYPEINFO__
+
+#include <exception>
+
+extern "C++" {
+
+namespace __cxxabiv1
+{
+  class __class_type_info;
+} // namespace __cxxabiv1
+
+#if !__GXX_WEAK__
+  // If weak symbols are not supported, typeinfo names are not merged.
+  #define __GXX_MERGED_TYPEINFO_NAMES 0
+#else
+  // On platforms that support weak symbols, typeinfo names are merged.
+  #define __GXX_MERGED_TYPEINFO_NAMES 1
+#endif
+
+namespace std 
+{
+  /** The @c type_info class describes type information generated by
+   *  an implementation.
+   *  @brief Used in RTTI.  */
+  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
+    /** Returns an @e implementation-defined byte string; this is not
+     *  portable between compilers!  */
+    const char* name() const
+    { return __name; }
+
+#if !__GXX_MERGED_TYPEINFO_NAMES
+    bool before(const type_info& __arg) const;
+    // In old abi, or when weak symbols are not supported, there can
+    // be multiple instances of a type_info object for one
+    // type. Uniqueness must use the _name value, not object address.
+    bool operator==(const type_info& __arg) const;
+#else
+    /** Returns true if @c *this precedes @c __arg in the implementation's
+     *  collation order.  */
+    // 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; }
+    bool operator==(const type_info& __arg) const
+    { return __name == __arg.__name; }
+#endif
+    bool operator!=(const type_info& __arg) const
+    { return !operator==(__arg); }
+    
+    // the internal interface
+  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;
+  };
+
+  /** If you attempt an invalid @c dynamic_cast expression, an instance of
+   *  this class (or something derived from this class) is thrown.  */
+  class bad_cast : public exception 
+  {
+  public:
+    bad_cast() throw() { }
+    // This declaration is not useless:
+    // http://gcc.gnu.org/onlinedocs/gcc-3.0.2/gcc_6.html#SEC118
+    virtual ~bad_cast() throw();
+  };
+  
+  /** If you use a NULL pointer in a @c typeid expression, this is thrown.  */
+  class bad_typeid : public exception 
+  {
+  public:
+    bad_typeid () throw() { }
+    // This declaration is not useless:
+    // http://gcc.gnu.org/onlinedocs/gcc-3.0.2/gcc_6.html#SEC118
+    virtual ~bad_typeid() throw();
+  };
+} // namespace std
+
+} // extern "C++"
+#endif
diff --git a/contrib/libstdc++/libsupc++/unwind-cxx.h b/contrib/libstdc++/libsupc++/unwind-cxx.h
new file mode 100644
index 0000000..ea30eba
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/unwind-cxx.h
@@ -0,0 +1,171 @@
+// -*- C++ -*- Exception handling and frame unwind runtime interface routines.
+// Copyright (C) 2001 Free Software Foundation, Inc.
+//
+// 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 is derived from the C++ ABI for IA-64.  Where we diverge
+// for cross-architecture compatibility are noted with "@@@".
+
+#ifndef __UNWIND_CXX_H
+#define __UNWIND_CXX_H 1
+
+// Level 2: C++ ABI
+
+#include <typeinfo>
+#include <exception>
+#include <cstddef>
+#include "unwind.h"
+
+namespace __cxxabiv1
+{
+
+// A C++ exception object consists of a header, which is a wrapper around
+// an unwind object header with additional C++ specific information,
+// followed by the exception object itself.
+
+struct __cxa_exception
+{ 
+  // Manage the exception object itself.
+  std::type_info *exceptionType;
+  void (*exceptionDestructor)(void *); 
+
+  // The C++ standard has entertaining rules wrt calling set_terminate
+  // and set_unexpected in the middle of the exception cleanup process.
+  std::unexpected_handler unexpectedHandler;
+  std::terminate_handler terminateHandler;
+
+  // The caught exception stack threads through here.
+  __cxa_exception *nextException;
+
+  // How many nested handlers have caught this exception.  A negated
+  // value is a signal that this object has been rethrown.
+  int handlerCount;
+
+  // Cache parsed handler data from the personality routine Phase 1
+  // for Phase 2 and __cxa_call_unexpected.
+  int handlerSwitchValue;
+  const unsigned char *actionRecord;
+  const unsigned char *languageSpecificData;
+  void *catchTemp;
+  void *adjustedPtr;
+
+  // The generic exception header.  Must be last.
+  _Unwind_Exception unwindHeader;
+};
+
+// Each thread in a C++ program has access to a __cxa_eh_globals object.
+struct __cxa_eh_globals
+{
+  __cxa_exception *caughtExceptions;
+  unsigned int uncaughtExceptions;
+};
+
+
+// The __cxa_eh_globals for the current thread can be obtained by using
+// either of the following functions.  The "fast" version assumes at least
+// one prior call of __cxa_get_globals has been made from the current
+// thread, so no initialization is necessary.
+extern "C" __cxa_eh_globals *__cxa_get_globals () throw();
+extern "C" __cxa_eh_globals *__cxa_get_globals_fast () throw();
+
+// Allocate memory for the exception plus the thown object.
+extern "C" void *__cxa_allocate_exception(std::size_t thrown_size) throw();
+
+// Free the space allocated for the exception.
+extern "C" void __cxa_free_exception(void *thrown_exception) throw();
+
+// Throw the exception.
+extern "C" void __cxa_throw (void *thrown_exception,
+			     std::type_info *tinfo,
+			     void (*dest) (void *))
+     __attribute__((noreturn));
+
+// Used to implement exception handlers.
+extern "C" void *__cxa_begin_catch (void *) throw();
+extern "C" void __cxa_end_catch ();
+extern "C" void __cxa_rethrow () __attribute__((noreturn));
+
+// These facilitate code generation for recurring situations.
+extern "C" void __cxa_bad_cast ();
+extern "C" void __cxa_bad_typeid ();
+
+// @@@ These are not directly specified by the IA-64 C++ ABI.
+
+// Handles re-checking the exception specification if unexpectedHandler
+// throws, and if bad_exception needs to be thrown.  Called from the
+// compiler.
+extern "C" void __cxa_call_unexpected (void *) __attribute__((noreturn));
+
+// Invokes given handler, dying appropriately if the user handler was
+// so inconsiderate as to return.
+extern void __terminate(std::terminate_handler) __attribute__((noreturn));
+extern void __unexpected(std::unexpected_handler) __attribute__((noreturn));
+
+// The current installed user handlers.
+extern std::terminate_handler __terminate_handler;
+extern std::unexpected_handler __unexpected_handler;
+
+// These are explicitly GNU C++ specific.
+
+// This is the exception class we report -- "GNUCC++\0".
+const _Unwind_Exception_Class __gxx_exception_class
+= ((((((((_Unwind_Exception_Class) 'G' 
+	 << 8 | (_Unwind_Exception_Class) 'N')
+	<< 8 | (_Unwind_Exception_Class) 'U')
+       << 8 | (_Unwind_Exception_Class) 'C')
+      << 8 | (_Unwind_Exception_Class) 'C')
+     << 8 | (_Unwind_Exception_Class) '+')
+    << 8 | (_Unwind_Exception_Class) '+')
+   << 8 | (_Unwind_Exception_Class) '\0');
+
+// GNU C++ personality routine, Version 0.
+extern "C" _Unwind_Reason_Code __gxx_personality_v0
+     (int, _Unwind_Action, _Unwind_Exception_Class,
+      struct _Unwind_Exception *, struct _Unwind_Context *);
+
+// GNU C++ sjlj personality routine, Version 0.
+extern "C" _Unwind_Reason_Code __gxx_personality_sj0
+     (int, _Unwind_Action, _Unwind_Exception_Class,
+      struct _Unwind_Exception *, struct _Unwind_Context *);
+
+// Acquire the C++ exception header from the C++ object.
+static inline __cxa_exception *
+__get_exception_header_from_obj (void *ptr)
+{
+  return reinterpret_cast<__cxa_exception *>(ptr) - 1;
+}
+
+// Acquire the C++ exception header from the generic exception header.
+static inline __cxa_exception *
+__get_exception_header_from_ue (_Unwind_Exception *exc)
+{
+  return reinterpret_cast<__cxa_exception *>(exc + 1) - 1;
+}
+
+} /* namespace __cxxabiv1 */
+
+#endif // __UNWIND_CXX_H
diff --git a/contrib/libstdc++/libsupc++/vec.cc b/contrib/libstdc++/libsupc++/vec.cc
new file mode 100644
index 0000000..557fd03
--- /dev/null
+++ b/contrib/libstdc++/libsupc++/vec.cc
@@ -0,0 +1,336 @@
+// New abi Support -*- C++ -*-
+
+// Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+//  
+// 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.
+
+// Written by Nathan Sidwell, Codesourcery LLC, <nathan@codesourcery.com>
+
+#include <cxxabi.h>
+#include <new>
+#include <exception>
+#include <exception_defines.h>
+#include "unwind-cxx.h"
+
+namespace __cxxabiv1
+{
+  namespace 
+  {
+    struct uncatch_exception 
+    {
+      uncatch_exception ();
+      ~uncatch_exception () { __cxa_begin_catch (&p->unwindHeader); }
+      
+      __cxa_exception *p;
+    };
+
+    uncatch_exception::uncatch_exception ()
+    {
+      __cxa_eh_globals *globals = __cxa_get_globals_fast ();
+
+      p = globals->caughtExceptions;
+      p->handlerCount -= 1;
+      globals->caughtExceptions = p->nextException;
+      globals->uncaughtExceptions += 1;
+    }
+  }
+
+  // Allocate and construct array.
+  extern "C" void *
+  __cxa_vec_new(std::size_t element_count,
+		std::size_t element_size,
+		std::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(std::size_t element_count,
+		 std::size_t element_size,
+		 std::size_t padding_size,
+		 void (*constructor) (void *),
+		 void (*destructor) (void *),
+		 void *(*alloc) (std::size_t),
+		 void (*dealloc) (void *))
+  {
+    std::size_t size = element_count * element_size + padding_size;
+    char *base = static_cast <char *> (alloc (size));
+    
+    if (padding_size)
+      {
+	base += padding_size;
+	reinterpret_cast <std::size_t *> (base)[-1] = element_count;
+      }
+    try
+      {
+	__cxa_vec_ctor(base, element_count, element_size,
+		       constructor, destructor);
+      }
+    catch (...)
+      {
+	{
+	  uncatch_exception ue;
+	  dealloc(base - padding_size);
+	}
+	__throw_exception_again;
+      }
+    return base;
+  }
+  
+  extern "C" void *
+  __cxa_vec_new3(std::size_t element_count,
+		 std::size_t element_size,
+		 std::size_t padding_size,
+		 void (*constructor) (void *),
+		 void (*destructor) (void *),
+		 void *(*alloc) (std::size_t),
+		 void (*dealloc) (void *, std::size_t))
+  {
+    std::size_t size = element_count * element_size + padding_size;
+    char *base = static_cast<char *>(alloc (size));
+    
+    if (padding_size)
+      {
+	base += padding_size;
+	reinterpret_cast<std::size_t *>(base)[-1] = element_count;
+      }
+    try
+      {
+	__cxa_vec_ctor(base, element_count, element_size,
+		       constructor, destructor);
+      }
+    catch (...)
+      {
+	{
+	  uncatch_exception ue;
+	  dealloc(base - padding_size, size);
+	}
+	__throw_exception_again;
+      }
+    return base;
+  }
+  
+  // Construct array.
+  extern "C" void
+  __cxa_vec_ctor(void *array_address,
+		 std::size_t element_count,
+		 std::size_t element_size,
+		 void (*constructor) (void *),
+		 void (*destructor) (void *))
+  {
+    std::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 ue;
+	  __cxa_vec_cleanup(array_address, ix, element_size, destructor);
+	}
+	__throw_exception_again;
+      }
+  }
+  
+  // Construct an array by copying.
+  extern "C" void
+  __cxa_vec_cctor(void *dest_array,
+		  void *src_array,
+		  std::size_t element_count,
+		  std::size_t element_size,
+		  void (*constructor) (void *, void *),
+		  void (*destructor) (void *))
+  {
+    std::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 ue;
+	  __cxa_vec_cleanup(dest_array, ix, element_size, destructor);
+	}
+	__throw_exception_again;
+      }
+  }
+  
+  // Destruct array.
+  extern "C" void
+  __cxa_vec_dtor(void *array_address,
+		 std::size_t element_count,
+		 std::size_t element_size,
+		 void (*destructor) (void *))
+  {
+    if (destructor)
+      {
+	char *ptr = static_cast<char *>(array_address);
+	std::size_t ix = element_count;
+
+	ptr += element_count * element_size;
+
+	try
+	  {
+	    while (ix--)
+	      {
+		ptr -= element_size;
+		destructor(ptr);
+	      }
+	  }
+	catch (...)
+	  {
+	    {
+	      uncatch_exception ue;
+	      __cxa_vec_cleanup(array_address, ix, element_size, destructor);
+	    }
+	    __throw_exception_again;
+	  }
+      }
+  }
+
+  // Destruct array as a result of throwing an exception.
+  // [except.ctor]/3 If a destructor called during stack unwinding
+  // exits with an exception, terminate is called.
+  extern "C" void
+  __cxa_vec_cleanup(void *array_address,
+		    std::size_t element_count,
+		    std::size_t element_size,
+		    void (*destructor) (void *))
+  {
+    if (destructor)
+      {
+	char *ptr = static_cast <char *> (array_address);
+	std::size_t ix = element_count;
+
+	ptr += element_count * element_size;
+
+	try
+	  {
+	    while (ix--)
+	      {
+		ptr -= element_size;
+		destructor(ptr);
+	      }
+	  }
+	catch (...)
+	  {
+	    std::terminate();
+	  }
+      }
+  }
+
+  // Destruct and release array.
+  extern "C" void
+  __cxa_vec_delete(void *array_address,
+		   std::size_t element_size,
+		   std::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,
+		    std::size_t element_size,
+		    std::size_t padding_size,
+		    void (*destructor) (void *),
+		    void (*dealloc) (void *))
+  {
+    char *base = static_cast<char *>(array_address);
+  
+    if (padding_size)
+      {
+	std::size_t element_count = reinterpret_cast<std::size_t *>(base)[-1];
+	base -= padding_size;
+	try
+	  {
+	    __cxa_vec_dtor(array_address, element_count, element_size,
+			   destructor);
+	  }
+	catch (...)
+	  {
+	    {
+	      uncatch_exception ue;
+	      dealloc(base);
+	    }
+	    __throw_exception_again;
+	  }
+      }
+    dealloc(base);
+  }
+
+  extern "C" void
+  __cxa_vec_delete3(void *array_address,
+		    std::size_t element_size,
+		    std::size_t padding_size,
+		     void (*destructor) (void *),
+		    void (*dealloc) (void *, std::size_t))
+  {
+    char *base = static_cast <char *> (array_address);
+    std::size_t size = 0;
+    
+    if (padding_size)
+      {
+	std::size_t element_count = reinterpret_cast<std::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 ue;
+	      dealloc(base, size);
+	    }
+	    __throw_exception_again;
+	  }
+      }
+    dealloc(base, size);
+  }
+} // namespace __cxxabiv1
+