This commit was manufactured by cvs2svn to create branchezannoni_pie-20040323-branchpoint

'ezannoni_pie-20040323-branch'.

Sprout from gdb_6_1-branch 2004-03-12 17:46:28 UTC nobody 'This commit was manufactured by cvs2svn to create branch 'gdb_6_1-branch'.'
Cherrypick from gdb_6_1-branch 2004-03-09 17:34:40 UTC nobody 'This commit was manufactured by cvs2svn to create branch 'gdb_6_1-branch'.':
    gdb/testsuite/gdb.cp/classes.cc
Cherrypick from master 2004-03-23 23:05:52 UTC Paul Brook <paul@codesourcery.com> '	* bfd/elf32-arm.h (arm_print_private_bfd_data): Add EABI v3.':
    ChangeLog
    Makefile.in
    Makefile.tpl
    bfd/ChangeLog
    bfd/Makefile.am
    bfd/Makefile.in
    bfd/aclocal.m4
    bfd/aix386-core.c
    bfd/archive.c
    bfd/archures.c
    bfd/bfd-in.h
    bfd/bfd-in2.h
    bfd/coff-tic54x.c
    bfd/config.bfd
    bfd/config.in
    bfd/configure
    bfd/configure.in
    bfd/cpu-frv.c
    bfd/cpu-sh.c
    bfd/doc/ChangeLog
    bfd/doc/Makefile.in
    bfd/dwarf2.c
    bfd/elf-bfd.h
    bfd/elf-hppa.h
    bfd/elf-m10200.c
    bfd/elf-m10300.c
    bfd/elf.c
    bfd/elf32-arm.h
    bfd/elf32-avr.c
    bfd/elf32-cris.c
    bfd/elf32-d10v.c
    bfd/elf32-fr30.c
    bfd/elf32-frv.c
    bfd/elf32-h8300.c
    bfd/elf32-hppa.c
    bfd/elf32-i370.c
    bfd/elf32-i386.c
    bfd/elf32-i860.c
    bfd/elf32-ip2k.c
    bfd/elf32-iq2000.c
    bfd/elf32-m32r.c
    bfd/elf32-m68hc1x.c
    bfd/elf32-m68k.c
    bfd/elf32-mcore.c
    bfd/elf32-msp430.c
    bfd/elf32-openrisc.c
    bfd/elf32-ppc.c
    bfd/elf32-s390.c
    bfd/elf32-sh.c
    bfd/elf32-sparc.c
    bfd/elf32-v850.c
    bfd/elf32-vax.c
    bfd/elf32-xstormy16.c
    bfd/elf32-xtensa.c
    bfd/elf64-alpha.c
    bfd/elf64-hppa.c
    bfd/elf64-mmix.c
    bfd/elf64-ppc.c
    bfd/elf64-s390.c
    bfd/elf64-sh64.c
    bfd/elf64-sparc.c
    bfd/elf64-x86-64.c
    bfd/elflink.c
    bfd/elflink.h
    bfd/elfxx-ia64.c
    bfd/elfxx-mips.c
    bfd/hppabsd-core.c
    bfd/hpux-core.c
    bfd/irix-core.c
    bfd/libaout.h
    bfd/libbfd.c
    bfd/linker.c
    bfd/mach-o.c
    bfd/netbsd-core.c
    bfd/osf-core.c
    bfd/pdp11.c
    bfd/po/bfd.pot
    bfd/ptrace-core.c
    bfd/sco5-core.c
    bfd/targets.c
    bfd/trad-core.c
    bfd/version.h
    config/ChangeLog
    config/accross.m4
    config/acx.m4
    configure
    configure.in
    cpu/ChangeLog
    cpu/frv.cpu
    cpu/frv.opc
    gdb/ChangeLog
    gdb/MAINTAINERS
    gdb/Makefile.in
    gdb/NEWS
    gdb/PROBLEMS
    gdb/alpha-linux-tdep.c
    gdb/alpha-osf1-tdep.c
    gdb/alpha-tdep.c
    gdb/alphafbsd-tdep.c
    gdb/alphanbsd-tdep.c
    gdb/amd64-linux-nat.c
    gdb/amd64-linux-tdep.c
    gdb/amd64-nat.c
    gdb/amd64-tdep.c
    gdb/amd64-tdep.h
    gdb/amd64bsd-nat.c
    gdb/amd64fbsd-nat.c
    gdb/amd64nbsd-tdep.c
    gdb/amd64obsd-tdep.c
    gdb/arch-utils.c
    gdb/arch-utils.h
    gdb/arm-tdep.c
    gdb/bcache.c
    gdb/blockframe.c
    gdb/breakpoint.c
    gdb/config/alpha/fbsd.mt
    gdb/config/alpha/nm-fbsd.h
    gdb/config/arm/tm-embed.h
    gdb/config/arm/tm-linux.h
    gdb/config/frv/frv.mt
    gdb/config/frv/tm-frv.h
    gdb/config/i386/nm-fbsd.h
    gdb/config/i386/nm-fbsd64.h
    gdb/config/i386/nm-obsd.h
    gdb/config/ia64/tm-aix.h
    gdb/config/ia64/tm-linux.h
    gdb/config/m68k/tm-nbsd.h
    gdb/config/mips/tm-irix5.h
    gdb/config/mips/tm-irix6.h
    gdb/config/mips/tm-linux.h
    gdb/config/mips/tm-nbsd.h
    gdb/config/nm-bsd.h
    gdb/config/pa/tm-hppa.h
    gdb/config/pa/tm-hppa64.h
    gdb/config/powerpc/tm-linux.h
    gdb/config/rs6000/tm-rs6000.h
    gdb/config/sparc/nm-fbsd.h
    gdb/config/vax/tm-vaxbsd.h
    gdb/cp-namespace.c
    gdb/cris-tdep.c
    gdb/doc/ChangeLog
    gdb/doc/gdb.texinfo
    gdb/doc/gdbint.texinfo
    gdb/dummy-frame.c
    gdb/dummy-frame.h
    gdb/dwarf2-frame.c
    gdb/dwarf2read.c
    gdb/frame-base.c
    gdb/frame-unwind.c
    gdb/frame-unwind.h
    gdb/frame.c
    gdb/frame.h
    gdb/frv-linux-tdep.c
    gdb/frv-tdep.c
    gdb/frv-tdep.h
    gdb/gdb_obstack.h
    gdb/gdbarch.c
    gdb/gdbarch.h
    gdb/gdbarch.sh
    gdb/gdbserver/ChangeLog
    gdb/gdbserver/Makefile.in
    gdb/gdbserver/gdbreplay.c
    gdb/gdbserver/linux-low.c
    gdb/gdbserver/server.c
    gdb/gdbserver/server.h
    gdb/gdbserver/target.c
    gdb/gdbserver/target.h
    gdb/gdbserver/utils.c
    gdb/gdbtypes.c
    gdb/gnu-v3-abi.c
    gdb/h8300-tdep.c
    gdb/hppa-hpux-tdep.c
    gdb/hppa-tdep.c
    gdb/i386-interix-tdep.c
    gdb/i386-linux-tdep.c
    gdb/i386-nat.c
    gdb/i386-nto-tdep.c
    gdb/i386-sol2-tdep.c
    gdb/i386-tdep.c
    gdb/i386-tdep.h
    gdb/i386bsd-nat.c
    gdb/i386bsd-tdep.c
    gdb/i386nbsd-tdep.c
    gdb/i386obsd-tdep.c
    gdb/i387-tdep.c
    gdb/i387-tdep.h
    gdb/ia64-tdep.c
    gdb/infcall.c
    gdb/infcmd.c
    gdb/inferior.h
    gdb/infrun.c
    gdb/libunwind-frame.c
    gdb/lin-lwp.c
    gdb/m68hc11-tdep.c
    gdb/m68k-tdep.c
    gdb/m68klinux-tdep.c
    gdb/mcore-tdep.c
    gdb/mips-linux-tdep.c
    gdb/mips-tdep.c
    gdb/mipsnbsd-tdep.c
    gdb/mn10300-tdep.c
    gdb/ppc-linux-nat.c
    gdb/ppc-linux-tdep.c
    gdb/ppc-tdep.h
    gdb/ppcnbsd-tdep.c
    gdb/regcache.c
    gdb/reggroups.c
    gdb/remote-m32r-sdi.c
    gdb/remote.c
    gdb/rs6000-tdep.c
    gdb/s390-tdep.c
    gdb/sh-tdep.c
    gdb/sh64-tdep.c
    gdb/shnbsd-tdep.c
    gdb/solib-frv.c
    gdb/solib-svr4.c
    gdb/solib-svr4.h
    gdb/solib.c
    gdb/solist.h
    gdb/sparc-linux-tdep.c
    gdb/sparc-sol2-tdep.c
    gdb/sparc-tdep.c
    gdb/sparc64-sol2-tdep.c
    gdb/sparc64fbsd-tdep.c
    gdb/sparc64nbsd-tdep.c
    gdb/sparc64obsd-tdep.c
    gdb/sparcnbsd-tdep.c
    gdb/sparcobsd-tdep.c
    gdb/stabsread.c
    gdb/stack.c
    gdb/symtab.h
    gdb/target.c
    gdb/testsuite/ChangeLog
    gdb/testsuite/gdb.asm/openbsd.inc
    gdb/testsuite/gdb.base/auxv.c
    gdb/testsuite/gdb.base/auxv.exp
    gdb/testsuite/gdb.base/pc-fp.exp
    gdb/testsuite/gdb.base/watchpoint.exp
    gdb/testsuite/gdb.cp/classes.exp
    gdb/testsuite/gdb.cp/local.exp
    gdb/testsuite/gdb.cp/misc.cc
    gdb/testsuite/gdb.cp/rtti.exp
    gdb/testsuite/gdb.cp/rtti.h
    gdb/testsuite/gdb.cp/rtti1.cc
    gdb/testsuite/gdb.cp/rtti2.cc
    gdb/testsuite/gdb.cp/templates.exp
    gdb/trad-frame.c
    gdb/trad-frame.h
    gdb/tramp-frame.c
    gdb/tramp-frame.h
    gdb/tui/tui-data.c
    gdb/tui/tui-data.h
    gdb/tui/tui-layout.c
    gdb/tui/tui-regs.c
    gdb/tui/tui-regs.h
    gdb/tui/tui-win.c
    gdb/tui/tui-win.h
    gdb/user-regs.c
    gdb/v850-tdep.c
    gdb/version.in
    gdb/xstormy16-tdep.c
    include/ChangeLog
    include/bfdlink.h
    include/elf/ChangeLog
    include/elf/arm.h
    include/elf/frv.h
    include/elf/sh.h
    include/opcode/ChangeLog
    include/opcode/i386.h
    include/opcode/ppc.h
    libiberty/ChangeLog
    libiberty/Makefile.in
    libiberty/config.in
    libiberty/configure
    libiberty/configure.ac
    libiberty/pex-common.h
    libiberty/pex-unix.c
    libiberty/testsuite/test-demangle.c
    opcodes/ChangeLog
    opcodes/aclocal.m4
    opcodes/config.in
    opcodes/configure
    opcodes/frv-asm.c
    opcodes/frv-desc.c
    opcodes/frv-desc.h
    opcodes/frv-dis.c
    opcodes/frv-ibld.c
    opcodes/frv-opc.c
    opcodes/frv-opc.h
    opcodes/i386-dis.c
    opcodes/po/POTFILES.in
    opcodes/po/de.po
    opcodes/po/opcodes.pot
    opcodes/ppc-dis.c
    opcodes/ppc-opc.c
    opcodes/sh-dis.c
    opcodes/sh-opc.h
    opcodes/sparc-dis.c
    sim/ChangeLog
    sim/MAINTAINERS
    sim/frv/ChangeLog
    sim/frv/Makefile.in
    sim/frv/arch.c
    sim/frv/arch.h
    sim/frv/cache.c
    sim/frv/cpu.h
    sim/frv/cpuall.h
    sim/frv/decode.c
    sim/frv/decode.h
    sim/frv/frv-sim.h
    sim/frv/frv.c
    sim/frv/interrupts.c
    sim/frv/memory.c
    sim/frv/mloop.in
    sim/frv/model.c
    sim/frv/profile-fr450.c
    sim/frv/profile.c
    sim/frv/registers.c
    sim/frv/sem.c
    sim/frv/traps.c
    sim/testsuite/ChangeLog
    sim/testsuite/sim/frv/allinsn.exp
    sim/testsuite/sim/frv/fr400/addss.cgs
    sim/testsuite/sim/frv/fr400/allinsn.exp
    sim/testsuite/sim/frv/fr400/scutss.cgs
    sim/testsuite/sim/frv/fr400/slass.cgs
    sim/testsuite/sim/frv/fr400/smass.cgs
    sim/testsuite/sim/frv/fr400/smsss.cgs
    sim/testsuite/sim/frv/fr400/smu.cgs
    sim/testsuite/sim/frv/fr400/subss.cgs
    sim/testsuite/sim/frv/interrupts/fp_exception-fr550.cgs
    sim/testsuite/sim/frv/interrupts/fp_exception.cgs
    sim/testsuite/sim/frv/mqlclrhs.cgs
    sim/testsuite/sim/frv/mqlmths.cgs
    sim/testsuite/sim/frv/mqsllhi.cgs
    sim/testsuite/sim/frv/mqsrahi.cgs
Delete:
    gdb/amd64-linux-tdep.h
    gdb/config/alpha/tm-fbsd.h
    libiberty/acconfig.h

1 files changed, 946 insertions, 516 deletions

diff --git a/configure b/configure
index 13384a4..a884c32 100755
--- a/configure
+++ b/configure
@@ -21,6 +21,8 @@ ac_help="$ac_help
 ac_help="$ac_help
   --enable-maintainer-mode enable make rules and dependencies not useful
                           (and sometimes confusing) to the casual installer"
+ac_help="$ac_help
+  --enable-werror         enable -Werror in bootstrap stage2 and later"
 
 # Initialize some variables set by options.
 # The variables have the same names as the options, with
@@ -579,7 +581,7 @@ else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 fi
 
 echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:583: checking host system type" >&5
+echo "configure:585: checking host system type" >&5
 
 host_alias=$host
 case "$host_alias" in
@@ -600,7 +602,7 @@ host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$host" 1>&6
 
 echo $ac_n "checking target system type""... $ac_c" 1>&6
-echo "configure:604: checking target system type" >&5
+echo "configure:606: checking target system type" >&5
 
 target_alias=$target
 case "$target_alias" in
@@ -618,7 +620,7 @@ target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$target" 1>&6
 
 echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:622: checking build system type" >&5
+echo "configure:624: checking build system type" >&5
 
 build_alias=$build
 case "$build_alias" in
@@ -673,7 +675,7 @@ test "$program_transform_name" = "" && program_transform_name="s,x,x,"
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:677: checking for a BSD compatible install" >&5
+echo "configure:679: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -769,6 +771,14 @@ test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
 # AC_PROG_CPP_WERROR
 
+# Test for GNAT.
+# We require the gnatbind program, and a compiler driver that
+# understands Ada.  We use the user's CC setting, already found.
+#
+# Sets the shell variable have_gnat to yes or no as appropriate, and
+# substitutes GNATBIND.
+
+
 
 ### we might need to use some other shell than /bin/sh for running subshells
 ### If we are on Windows, search for the shell.  This will permit people
@@ -1429,6 +1439,9 @@ case "${target}" in
   mipstx39-*-*)
     noconfigdirs="$noconfigdirs gprof ${libgcj}"   # same as generic mips
     ;;
+  mips64*-*-linux*)
+    noconfigdirs="$noconfigdirs target-newlib ${libgcj}"
+    ;;
   mips*-*-linux*)
     noconfigdirs="$noconfigdirs target-newlib target-libgloss"
     ;;
@@ -1511,273 +1524,6 @@ case "${noconfigdirs}" in
   *target-newlib*) noconfigdirs="$noconfigdirs target-libgloss" ;;
 esac
 
-# Figure out what language subdirectories are present.
-# Look if the user specified --enable-languages="..."; if not, use
-# the environment variable $LANGUAGES if defined. $LANGUAGES might
-# go away some day.
-# NB:  embedded tabs in this IF block -- do not untabify
-if test x"${enable_languages+set}" != xset; then
-  if test x"${LANGUAGES+set}" = xset; then
-    enable_languages="${LANGUAGES}"
-      echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
-  else
-    enable_languages=all
-  fi
-else
-  if test x"${enable_languages}" = x ||
-     test x"${enable_languages}" = xyes;
-     then
-    echo configure.in: --enable-languages needs at least one language argument 1>&2
-    exit 1
-  fi
-fi
-enable_languages=`echo "${enable_languages}" | sed -e 's/[ 	,][ 	,]*/,/g' -e 's/,$//'`
-
-# First scan to see if an enabled language requires some other language.
-# We assume that a given config-lang.in will list all the language
-# front ends it requires, even if some are required indirectly.
-for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
-  case ${lang_frag} in
-    ..) ;;
-    # The odd quoting in the next line works around
-    # an apparent bug in bash 1.12 on linux.
-    ${srcdir}/gcc/[*]/config-lang.in) ;;
-    *)
-      # From the config-lang.in, get $language, $lang_requires
-      language=
-      lang_requires=
-      . ${lang_frag}
-      for other in ${lang_requires} ; do
-        case ,${enable_languages}, in
-	  *,$other,*) ;;
-	  *,all,*) ;;
-	  *,$language,*)
-	    echo " \`$other' language required by \`$language'; enabling" 1>&2
-	    enable_languages="${enable_languages},${other}"
-	    ;;
-	esac
-      done
-      ;;
-  esac
-done
-
-for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
-  case ${lang_frag} in
-    ..) ;;
-    # The odd quoting in the next line works around
-    # an apparent bug in bash 1.12 on linux.
-    ${srcdir}/gcc/[*]/config-lang.in) ;;
-    *)
-      # From the config-lang.in, get $language, $target_libs, 
-      # $lang_dirs, and $build_by_default
-      language=
-      target_libs=
-      lang_dirs=
-      build_by_default=
-      . ${lang_frag}
-      if test "x$language" = x ; then
-        echo "${lang_frag} doesn't set \$language." 1>&2
-        exit 1
-      fi
-      case ,${enable_languages}, in
-        *,${language},*)
-          # Language was explicitly selected; include it.
-          add_this_lang=yes
-          ;;
-        *,all,*)
-          # 'all' was selected; include 'default' languages.
-          case ${build_by_default} in
-            no) add_this_lang=no ;;
-            *) add_this_lang=yes ;;
-          esac 
-          ;;
-        *) add_this_lang=no ;;
-      esac
-      case ${add_this_lang} in
-        no)
-          # Remove language-dependent dirs.
-          eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
-          ;;
-      esac
-      ;;
-  esac
-done
-
-# Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
-# $target_configdirs.
-# If we have the source for $noconfigdirs entries, add them to $notsupp.
-
-notsupp=""
-for dir in . $skipdirs $noconfigdirs ; do
-  dirname=`echo $dir | sed -e s/target-//g`
-  if test $dir != .  && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
-    configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
-    if test -r $srcdir/$dirname/configure ; then
-      if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
-	true
-      else
-	notsupp="$notsupp $dir"
-      fi
-    fi
-  fi
-  if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
-    target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
-    if test -r $srcdir/$dirname/configure ; then
-      if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
-	true
-      else
-	notsupp="$notsupp $dir"
-      fi
-    fi
-  fi
-done
-
-# Sometimes the tools are distributed with libiberty but with no other
-# libraries.  In that case, we don't want to build target-libiberty.
-if test -n "${target_configdirs}" ; then
-  others=
-  for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
-    if test "$i" != "libiberty" ; then
-      if test -r $srcdir/$i/configure ; then
-	others=yes;
-	break;
-      fi
-    fi
-  done
-  if test -z "${others}" ; then
-    target_configdirs=
-  fi
-fi
-
-# Quietly strip out all directories which aren't configurable in this tree.
-# This relies on all configurable subdirectories being autoconfiscated, which
-# is now the case.
-configdirs_all="$configdirs"
-configdirs=
-for i in ${configdirs_all} ; do
-  if test -f ${srcdir}/$i/configure ; then
-    configdirs="${configdirs} $i"
-  fi
-done
-target_configdirs_all="$target_configdirs"
-target_configdirs=
-for i in ${target_configdirs_all} ; do
-  j=`echo $i | sed -e s/target-//g` 
-  if test -f ${srcdir}/$j/configure ; then
-    target_configdirs="${target_configdirs} $i"
-  fi
-done
-
-# Produce a warning message for the subdirs we can't configure.
-# This isn't especially interesting in the Cygnus tree, but in the individual
-# FSF releases, it's important to let people know when their machine isn't
-# supported by the one or two programs in a package.
-
-if test -n "${notsupp}" && test -z "${norecursion}" ; then
-  # If $appdirs is non-empty, at least one of those directories must still
-  # be configured, or we error out.  (E.g., if the gas release supports a
-  # specified target in some subdirs but not the gas subdir, we shouldn't
-  # pretend that all is well.)
-  if test -n "$appdirs" ; then
-    for dir in $appdirs ; do
-      if test -r $dir/Makefile.in ; then
-	if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
-	  appdirs=""
-	  break
-	fi
-	if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
-	  appdirs=""
-	  break
-	fi
-      fi
-    done
-    if test -n "$appdirs" ; then
-      echo "*** This configuration is not supported by this package." 1>&2
-      exit 1
-    fi
-  fi
-  # Okay, some application will build, or we don't care to check.  Still
-  # notify of subdirs not getting built.
-  echo "*** This configuration is not supported in the following subdirectories:" 1>&2
-  echo "    ${notsupp}" 1>&2
-  echo "    (Any other directories should still work fine.)" 1>&2
-fi
-
-case "$host" in
-  *msdosdjgpp*)
-    enable_gdbtk=no ;;
-esac
-
-copy_dirs=
-
-# Handle --with-headers=XXX.  If the value is not "yes", the contents of
-# the named directory are copied to $(tooldir)/sys-include.
-if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
-  if test x${is_cross_compiler} = xno ; then
-    echo 1>&2 '***' --with-headers is only supported when cross compiling
-    exit 1
-  fi
-  if test x"${with_headers}" != xyes ; then
-    case "${exec_prefixoption}" in
-    "") x=${prefix} ;;
-    *) x=${exec_prefix} ;;
-    esac
-    copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
-  fi
-fi
-
-# Handle --with-libs=XXX.  If the value is not "yes", the contents of
-# the name directories are copied to $(tooldir)/lib.  Multiple directories
-# are permitted.
-if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
-  if test x${is_cross_compiler} = xno ; then
-    echo 1>&2 '***' --with-libs is only supported when cross compiling
-    exit 1
-  fi
-  if test x"${with_libs}" != xyes ; then
-    # Copy the libraries in reverse order, so that files in the first named
-    # library override files in subsequent libraries.
-    case "${exec_prefixoption}" in
-    "") x=${prefix} ;;
-    *) x=${exec_prefix} ;;
-    esac
-    for l in ${with_libs}; do
-      copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
-    done
-  fi
-fi
-
-# Handle ${copy_dirs}
-set fnord ${copy_dirs}
-shift
-while test $# != 0 ; do
-  if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
-    :
-  else
-    echo Copying $1 to $2
-
-    # Use the install script to create the directory and all required
-    # parent directories.
-    if test -d $2 ; then
-      :
-    else
-      echo >config.temp
-      ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
-    fi
-
-    # Copy the directory, assuming we have tar.
-    # FIXME: Should we use B in the second tar?  Not all systems support it.
-    (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
-
-    # It is the responsibility of the user to correctly adjust all
-    # symlinks.  If somebody can figure out how to handle them correctly
-    # here, feel free to add the code.
-
-    echo $1 > $2/COPIED
-  fi
-  shift; shift
-done
-
 # Work in distributions that contain no compiler tools, like Autoconf.
 tentative_cc=""
 host_makefile_frag=/dev/null
@@ -1929,120 +1675,6 @@ case "${host}" in
 esac
 fi
 
-extra_arflags_for_target=
-extra_nmflags_for_target=
-extra_ranlibflags_for_target=
-target_makefile_frag=/dev/null
-case "${target}" in
-  i[3456789]86-*-netware*)
-    target_makefile_frag="config/mt-netware"
-    ;;
-  powerpc-*-netware*)
-    target_makefile_frag="config/mt-netware"
-    ;;
-  *-*-linux*)
-    target_makefile_frag="config/mt-linux"
-    ;;
-  *-*-aix4.[3456789]* | *-*-aix[56789].*)
-    # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm 
-    # commands to handle both 32-bit and 64-bit objects.  These flags are
-    # harmless if we're using GNU nm or ar.
-    extra_arflags_for_target=" -X32_64"
-    extra_nmflags_for_target=" -B -X32_64"
-    ;;
-  *-*-darwin*)
-    # ranlib from Darwin requires the -c flag to look at common symbols.
-    extra_ranlibflags_for_target=" -c"
-    ;;
-  mips*-*-pe | sh*-*-pe | *arm-wince-pe)
-    target_makefile_frag="config/mt-wince"
-    ;;
-esac
-
-alphaieee_frag=/dev/null
-case $target in
-  alpha*-*-*)
-    # This just makes sure to use the -mieee option to build target libs.
-    # This should probably be set individually by each library.
-    alphaieee_frag="config/mt-alphaieee"
-    ;;
-esac
-
-# If --enable-target-optspace always use -Os instead of -O2 to build
-# the target libraries, similarly if it is not specified, use -Os
-# on selected platforms.
-ospace_frag=/dev/null
-case "${enable_target_optspace}:${target}" in
-  yes:*)
-    ospace_frag="config/mt-ospace"
-    ;;
-  :d30v-*)
-    ospace_frag="config/mt-d30v"
-    ;;
-  :m32r-* | :d10v-* | :fr30-*)
-    ospace_frag="config/mt-ospace"
-    ;;
-  no:* | :*)
-    ;;
-  *)
-    echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
-    ;;
-esac
-
-# Set with_gnu_as and with_gnu_ld as appropriate.
-#
-# This is done by determining whether or not the appropriate directory
-# is available, and by checking whether or not specific configurations
-# have requested that this magic not happen.
-# 
-# The command line options always override the explicit settings in 
-# configure.in, and the settings in configure.in override this magic.
-#
-# If the default for a toolchain is to use GNU as and ld, and you don't 
-# want to do that, then you should use the --without-gnu-as and
-# --without-gnu-ld options for the configure script.
-
-if test x${use_gnu_as} = x &&
-   echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
-  with_gnu_as=yes
-  extra_host_args="$extra_host_args --with-gnu-as"
-fi
-
-if test x${use_gnu_ld} = x &&
-   echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
-  with_gnu_ld=yes
-  extra_host_args="$extra_host_args --with-gnu-ld"
-fi
-
-# If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
-# can detect this case.
-
-if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
-  with_newlib=yes
-  extra_host_args="$extra_host_args --with-newlib"
-fi
-
-
-# Default to using --with-stabs for certain targets.
-if test x${with_stabs} = x ; then
-  case "${target}" in
-  mips*-*-irix[56]*)
-    ;;
-  mips*-*-* | alpha*-*-osf*)
-    with_stabs=yes;
-    extra_host_args="${extra_host_args} --with-stabs"
-    ;;
-  esac
-fi
-
-# hpux11 in 64bit mode has libraries in a weird place.  Arrange to find
-# them automatically.
-case "${host}" in
-  hppa*64*-*-hpux11*)	
-    extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
-    ;;
-esac
-
 # If we aren't going to be using gcc, see if we can extract a definition
 # of CC from the fragment.
 # Actually, use the 'pre-extracted' version above.
@@ -2062,68 +1694,6 @@ if test -z "${CC}" && test "${build}" = "${host}" ; then
   fi
 fi
 
-# Some systems (e.g., one of the i386-aix systems the gas testers are
-# using) don't handle "\$" correctly, so don't use it here.
-tooldir='${exec_prefix}'/${target_alias}
-build_tooldir=${tooldir}
-
-# Generate a default definition for YACC.  This is used if the makefile can't
-# locate bison or byacc in objdir.
-
-for prog in 'bison -y' byacc yacc
-do
-  set dummy $prog; tmp=$2
-  IFS="${IFS= 	}"; save_ifs="$IFS"; IFS="${IFS}:"
-  for dir in $PATH; do
-    test -z "$dir" && dir=.
-    if test -f $dir/$tmp; then
-      DEFAULT_YACC="$prog"
-      break
-    fi
-  done
-  IFS="$save_ifs"
-
-  test -n "$DEFAULT_YACC" && break
-done
-
-# Generate a default definition for M4.  This is used if the makefile can't
-# locate m4 in objdir.
-
-for prog in gm4 gnum4 m4
-do
-  set dummy $prog; tmp=$2
-  IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
-  for dir in $PATH; do
-    test -z "$dir" && dir=.
-    if test -f $dir/$tmp; then
-      DEFAULT_M4="$prog"
-      break
-    fi
-  done
-  IFS="$save_ifs"
-
-  test -n "$DEFAULT_M4" && break
-done
-
-# Generate a default definition for LEX.  This is used if the makefile can't
-# locate flex in objdir.
-
-for prog in flex lex
-do
-  set dummy $prog; tmp=$2
-  IFS="${IFS= 	}"; save_ifs="$IFS"; IFS="${IFS}:"
-  for dir in $PATH; do
-    test -z "$dir" && dir=.
-    if test -f $dir/$tmp; then
-      DEFAULT_LEX="$prog"
-      break
-    fi
-  done
-  IFS="$save_ifs"
-
-  test -n "$DEFAULT_LEX" && break
-done
-
 if test "${build}" != "${host}" ; then
   # If we are doing a Canadian Cross, in which the host and build systems
   # are not the same, we set reasonable default values for the tools.
@@ -2275,49 +1845,869 @@ EOF
   CXXFLAGS=${CXXFLAGS-"-g -O2"}
 fi
 
-# FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
-# Set up the list of links to be made.
-# ${links} is the list of link names, and ${files} is the list of names to link to.
+if test $host != $build; then
+  ac_tool_prefix=${host_alias}-
+else
+  ac_tool_prefix=
+fi
 
-# Make the links.
-configlinks="${links}"
-if test -r ./config.status  ; then
-  mv -f ./config.status ./config.back
+# Extract the first word of "gcc", so it can be a program name with args.
+set dummy gcc; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:1858: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_CC="gcc"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+fi
+fi
+CC="$ac_cv_prog_CC"
+if test -n "$CC"; then
+  echo "$ac_t""$CC" 1>&6
+else
+  echo "$ac_t""no" 1>&6
 fi
-while test -n "${files}" ; do
-  # set file to car of files, files to cdr of files
-  set ${files}; file=$1; shift; files=$*
-  set ${links}; link=$1; shift; links=$*
 
-  if test ! -r ${srcdir}/${file} ; then
-    if test ! -r ${file} ; then
-      echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
-      echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
-      exit 1
-    else
-      srcfile=${file}
+if test -z "$CC"; then
+  # Extract the first word of "cc", so it can be a program name with args.
+set dummy cc; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:1888: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
+  ac_prog_rejected=no
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
+        ac_prog_rejected=yes
+	continue
+      fi
+      ac_cv_prog_CC="cc"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+if test $ac_prog_rejected = yes; then
+  # We found a bogon in the path, so make sure we never use it.
+  set dummy $ac_cv_prog_CC
+  shift
+  if test $# -gt 0; then
+    # We chose a different compiler from the bogus one.
+    # However, it has the same basename, so the bogon will be chosen
+    # first if we set CC to just the basename; use the full file name.
+    shift
+    set dummy "$ac_dir/$ac_word" "$@"
+    shift
+    ac_cv_prog_CC="$@"
+  fi
+fi
+fi
+fi
+CC="$ac_cv_prog_CC"
+if test -n "$CC"; then
+  echo "$ac_t""$CC" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+  if test -z "$CC"; then
+    case "`uname -s`" in
+    *win32* | *WIN32*)
+      # Extract the first word of "cl", so it can be a program name with args.
+set dummy cl; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:1939: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_CC="cl"
+      break
     fi
+  done
+  IFS="$ac_save_ifs"
+fi
+fi
+CC="$ac_cv_prog_CC"
+if test -n "$CC"; then
+  echo "$ac_t""$CC" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+ ;;
+    esac
+  fi
+  test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
+fi
+
+echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
+echo "configure:1971: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+
+ac_ext=c
+# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
+ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+cross_compiling=$ac_cv_prog_cc_cross
+
+cat > conftest.$ac_ext << EOF
+
+#line 1982 "configure"
+#include "confdefs.h"
+
+main(){return(0);}
+EOF
+if { (eval echo configure:1987: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  ac_cv_prog_cc_works=yes
+  # If we can't run a trivial program, we are probably using a cross compiler.
+  if (./conftest; exit) 2>/dev/null; then
+    ac_cv_prog_cc_cross=no
   else
-    srcfile=${srcdir}/${file}
+    ac_cv_prog_cc_cross=yes
   fi
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  ac_cv_prog_cc_works=no
+fi
+rm -fr conftest*
+ac_ext=c
+# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
+ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+cross_compiling=$ac_cv_prog_cc_cross
+
+echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
+if test $ac_cv_prog_cc_works = no; then
+  { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
+fi
+echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
+echo "configure:2013: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
+cross_compiling=$ac_cv_prog_cc_cross
+
+echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
+echo "configure:2018: checking whether we are using GNU C" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.c <<EOF
+#ifdef __GNUC__
+  yes;
+#endif
+EOF
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:2027: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+  ac_cv_prog_gcc=yes
+else
+  ac_cv_prog_gcc=no
+fi
+fi
 
-  ${remove} -f ${link}
-  # Make a symlink if possible, otherwise try a hard link
-  if ${symbolic_link} ${srcfile} ${link} >/dev/null 2>&1 ; then
-    true
+echo "$ac_t""$ac_cv_prog_gcc" 1>&6
+
+if test $ac_cv_prog_gcc = yes; then
+  GCC=yes
+else
+  GCC=
+fi
+
+ac_test_CFLAGS="${CFLAGS+set}"
+ac_save_CFLAGS="$CFLAGS"
+CFLAGS=
+echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
+echo "configure:2046: checking whether ${CC-cc} accepts -g" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  echo 'void f(){}' > conftest.c
+if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
+  ac_cv_prog_cc_g=yes
+else
+  ac_cv_prog_cc_g=no
+fi
+rm -f conftest*
+
+fi
+
+echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
+if test "$ac_test_CFLAGS" = set; then
+  CFLAGS="$ac_save_CFLAGS"
+elif test $ac_cv_prog_cc_g = yes; then
+  if test "$GCC" = yes; then
+    CFLAGS="-g -O2"
   else
-    # We need to re-remove the file because Lynx leaves a 
-    # very strange directory there when it fails an NFS symlink.
-    ${remove} -r -f ${link}
-    ${hard_link} ${srcfile} ${link}
+    CFLAGS="-g"
   fi
-  if test ! -r ${link} ; then
-    echo '***' "${progname}: unable to link \"${link}\" to \"${srcfile}\"." 1>&2
+else
+  if test "$GCC" = yes; then
+    CFLAGS="-O2"
+  else
+    CFLAGS=
+  fi
+fi
+
+
+
+# Extract the first word of "${ac_tool_prefix}gnatbind", so it can be a program name with args.
+set dummy ${ac_tool_prefix}gnatbind; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:2082: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_GNATBIND'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$GNATBIND"; then
+  ac_cv_prog_GNATBIND="$GNATBIND" # Let the user override the test.
+else
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_GNATBIND="${ac_tool_prefix}gnatbind"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+fi
+fi
+GNATBIND="$ac_cv_prog_GNATBIND"
+if test -n "$GNATBIND"; then
+  echo "$ac_t""$GNATBIND" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+
+if test -z "$ac_cv_prog_GNATBIND"; then
+if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "gnatbind", so it can be a program name with args.
+set dummy gnatbind; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:2114: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_GNATBIND'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$GNATBIND"; then
+  ac_cv_prog_GNATBIND="$GNATBIND" # Let the user override the test.
+else
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_GNATBIND="gnatbind"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+  test -z "$ac_cv_prog_GNATBIND" && ac_cv_prog_GNATBIND="no"
+fi
+fi
+GNATBIND="$ac_cv_prog_GNATBIND"
+if test -n "$GNATBIND"; then
+  echo "$ac_t""$GNATBIND" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+else
+  GNATBIND="no"
+fi
+fi
+
+echo $ac_n "checking whether compiler driver understands Ada""... $ac_c" 1>&6
+echo "configure:2147: checking whether compiler driver understands Ada" >&5
+if eval "test \"`echo '$''{'acx_cv_cc_gcc_supports_ada'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat >conftest.adb <<EOF
+procedure conftest is begin null; end conftest;
+EOF
+acx_cv_cc_gcc_supports_ada=no
+# There is a bug in old released versions of GCC which causes the
+# driver to exit successfully when the appropriate language module
+# has not been installed.  This is fixed in 2.95.4, 3.0.2, and 3.1.
+# Therefore we must check for the error message as well as an
+# unsuccessful exit.
+errors=`(${CC} -c conftest.adb) 2>&1 || echo failure`
+if test x"$errors" = x; then
+  acx_cv_cc_gcc_supports_ada=yes
+  break
+fi
+rm -f conftest.*
+fi
+
+echo "$ac_t""$acx_cv_cc_gcc_supports_ada" 1>&6
+
+if test x$GNATBIND != xno && test x$acx_cv_gcc_supports_ada != xno; then
+  have_gnat=yes
+else
+  have_gnat=no
+fi
+
+
+# By default, C is the only stage 1 language.
+stage1_languages=c
+
+
+# Figure out what language subdirectories are present.
+# Look if the user specified --enable-languages="..."; if not, use
+# the environment variable $LANGUAGES if defined. $LANGUAGES might
+# go away some day.
+# NB:  embedded tabs in this IF block -- do not untabify
+if test -d ${srcdir}/gcc; then
+  if test x"${enable_languages+set}" != xset; then
+    if test x"${LANGUAGES+set}" = xset; then
+      enable_languages="${LANGUAGES}"
+        echo configure.in: warning: setting LANGUAGES is deprecated, use --enable-languages instead 1>&2
+    else
+      enable_languages=all
+    fi
+  else
+    if test x"${enable_languages}" = x ||
+       test x"${enable_languages}" = xyes;
+       then
+      echo configure.in: --enable-languages needs at least one language argument 1>&2
+      exit 1
+    fi
+  fi
+  enable_languages=`echo "${enable_languages}" | sed -e 's/[ 	,][ 	,]*/,/g' -e 's/,$//'`
+
+  # First scan to see if an enabled language requires some other language.
+  # We assume that a given config-lang.in will list all the language
+  # front ends it requires, even if some are required indirectly.
+  for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
+    case ${lang_frag} in
+      ..) ;;
+      # The odd quoting in the next line works around
+      # an apparent bug in bash 1.12 on linux.
+      ${srcdir}/gcc/[*]/config-lang.in) ;;
+      *)
+        # From the config-lang.in, get $language, $lang_requires
+        language=
+        lang_requires=
+        . ${lang_frag}
+        for other in ${lang_requires} ; do
+          case ,${enable_languages}, in
+	    *,$other,*) ;;
+	    *,all,*) ;;
+	    *,$language,*)
+	      echo " \`$other' language required by \`$language'; enabling" 1>&2
+	      enable_languages="${enable_languages},${other}"
+	      ;;
+	  esac
+        done
+        ;;
+    esac
+  done
+
+  new_enable_languages=c
+  missing_languages=`echo ",$enable_languages," | sed -e s/,all,/,/ -e s/,c,/,/ `
+
+  for lang_frag in ${srcdir}/gcc/*/config-lang.in .. ; do
+    case ${lang_frag} in
+      ..) ;;
+      # The odd quoting in the next line works around
+      # an apparent bug in bash 1.12 on linux.
+      ${srcdir}/gcc/[*]/config-lang.in) ;;
+      *)
+        # From the config-lang.in, get $language, $target_libs, 
+        # $lang_dirs, $boot_language, and $build_by_default
+        language=
+        target_libs=
+        lang_dirs=
+        boot_language=
+        build_by_default=
+        . ${lang_frag}
+        # This is quite sensitive to the ordering of the case statement arms.
+        case ,${enable_languages},:${language}:${have_gnat}:${build_by_default} in
+          *::*:*)
+            echo "${lang_frag} doesn't set \$language." 1>&2
+            exit 1
+	    ;;
+          *:ada:no:*)
+            # Ada was requested with no preexisting GNAT.  Disable unconditionally.
+            add_this_lang=no
+            ;;
+          *,${language},*:*:*:*)
+            # Language was explicitly selected; include it.
+            add_this_lang=yes
+            ;;
+          *,all,*:*:*:no)
+            # 'all' was selected, but this is not a default language
+	    # so do not include it.
+            add_this_lang=no
+	    ;;
+          *,all,*:*:*:*)
+            # 'all' was selected and this is a default language; include it.
+            add_this_lang=yes
+            ;;
+          *)
+            add_this_lang=no
+            ;;
+        esac
+        case $add_this_lang in
+	  no)
+            # Remove language-dependent dirs.
+            eval noconfigdirs='"$noconfigdirs "'\"$target_libs $lang_dirs\"
+	    ;;
+          *)
+	    new_enable_languages="$new_enable_languages,$language"
+	    missing_languages=`echo "$missing_languages" | sed "s/,$language,/,/"`
+	    case ${boot_language} in
+	      yes)
+		# Add to (comma-separated) list of stage 1 languages.
+		stage1_languages="${stage1_languages},${language}"
+		;;
+	    esac
+	    ;;
+        esac
+        ;;
+    esac
+  done
+
+  missing_languages=`echo "$missing_languages" | sed -e "s/^,//" -e "s/,$//"`
+  if test "x$missing_languages" != x; then
+    { echo "configure: error: 
+The following requested languages were not found: ${missing_languages}" 1>&2; exit 1; }
+  fi
+
+  if test "x$new_enable_languages" != "x$enable_languages"; then
+    echo The following languages will be built: ${new_enable_languages}
+  fi
+  enable_languages="$new_enable_languages"
+  ac_configure_args=`echo " $ac_configure_args" | sed -e 's/ --enable-languages=[^ ]*//' -e 's/$/ --enable-languages='"$enable_languages"/ `
+fi
+
+# Remove the entries in $skipdirs and $noconfigdirs from $configdirs and
+# $target_configdirs.
+# If we have the source for $noconfigdirs entries, add them to $notsupp.
+
+notsupp=""
+for dir in . $skipdirs $noconfigdirs ; do
+  dirname=`echo $dir | sed -e s/target-//g`
+  if test $dir != .  && echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
+    configdirs=`echo " ${configdirs} " | sed -e "s/ ${dir} / /"`
+    if test -r $srcdir/$dirname/configure ; then
+      if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
+	true
+      else
+	notsupp="$notsupp $dir"
+      fi
+    fi
+  fi
+  if test $dir != . && echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
+    target_configdirs=`echo " ${target_configdirs} " | sed -e "s/ ${dir} / /"`
+    if test -r $srcdir/$dirname/configure ; then
+      if echo " ${skipdirs} " | grep " ${dir} " >/dev/null 2>&1; then
+	true
+      else
+	notsupp="$notsupp $dir"
+      fi
+    fi
+  fi
+done
+
+# Sometimes the tools are distributed with libiberty but with no other
+# libraries.  In that case, we don't want to build target-libiberty.
+if test -n "${target_configdirs}" ; then
+  others=
+  for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
+    if test "$i" != "libiberty" ; then
+      if test -r $srcdir/$i/configure ; then
+	others=yes;
+	break;
+      fi
+    fi
+  done
+  if test -z "${others}" ; then
+    target_configdirs=
+  fi
+fi
+
+# Quietly strip out all directories which aren't configurable in this tree.
+# This relies on all configurable subdirectories being autoconfiscated, which
+# is now the case.
+configdirs_all="$configdirs"
+configdirs=
+for i in ${configdirs_all} ; do
+  if test -f ${srcdir}/$i/configure ; then
+    configdirs="${configdirs} $i"
+  fi
+done
+target_configdirs_all="$target_configdirs"
+target_configdirs=
+for i in ${target_configdirs_all} ; do
+  j=`echo $i | sed -e s/target-//g` 
+  if test -f ${srcdir}/$j/configure ; then
+    target_configdirs="${target_configdirs} $i"
+  fi
+done
+
+# Produce a warning message for the subdirs we can't configure.
+# This isn't especially interesting in the Cygnus tree, but in the individual
+# FSF releases, it's important to let people know when their machine isn't
+# supported by the one or two programs in a package.
+
+if test -n "${notsupp}" && test -z "${norecursion}" ; then
+  # If $appdirs is non-empty, at least one of those directories must still
+  # be configured, or we error out.  (E.g., if the gas release supports a
+  # specified target in some subdirs but not the gas subdir, we shouldn't
+  # pretend that all is well.)
+  if test -n "$appdirs" ; then
+    for dir in $appdirs ; do
+      if test -r $dir/Makefile.in ; then
+	if echo " ${configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
+	  appdirs=""
+	  break
+	fi
+	if echo " ${target_configdirs} " | grep " ${dir} " >/dev/null 2>&1; then
+	  appdirs=""
+	  break
+	fi
+      fi
+    done
+    if test -n "$appdirs" ; then
+      echo "*** This configuration is not supported by this package." 1>&2
+      exit 1
+    fi
+  fi
+  # Okay, some application will build, or we don't care to check.  Still
+  # notify of subdirs not getting built.
+  echo "*** This configuration is not supported in the following subdirectories:" 1>&2
+  echo "    ${notsupp}" 1>&2
+  echo "    (Any other directories should still work fine.)" 1>&2
+fi
+
+case "$host" in
+  *msdosdjgpp*)
+    enable_gdbtk=no ;;
+esac
+
+copy_dirs=
+
+# Handle --with-headers=XXX.  If the value is not "yes", the contents of
+# the named directory are copied to $(tooldir)/sys-include.
+if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
+  if test x${is_cross_compiler} = xno ; then
+    echo 1>&2 '***' --with-headers is only supported when cross compiling
     exit 1
   fi
+  if test x"${with_headers}" != xyes ; then
+    case "${exec_prefixoption}" in
+    "") x=${prefix} ;;
+    *) x=${exec_prefix} ;;
+    esac
+    copy_dirs="${copy_dirs} ${with_headers} $x/${target_alias}/sys-include"
+  fi
+fi
+
+# Handle --with-libs=XXX.  If the value is not "yes", the contents of
+# the name directories are copied to $(tooldir)/lib.  Multiple directories
+# are permitted.
+if test x"${with_libs}" != x && test x"${with_libs}" != xno ; then
+  if test x${is_cross_compiler} = xno ; then
+    echo 1>&2 '***' --with-libs is only supported when cross compiling
+    exit 1
+  fi
+  if test x"${with_libs}" != xyes ; then
+    # Copy the libraries in reverse order, so that files in the first named
+    # library override files in subsequent libraries.
+    case "${exec_prefixoption}" in
+    "") x=${prefix} ;;
+    *) x=${exec_prefix} ;;
+    esac
+    for l in ${with_libs}; do
+      copy_dirs="$l $x/${target_alias}/lib ${copy_dirs}"
+    done
+  fi
+fi
+
+# Handle ${copy_dirs}
+set fnord ${copy_dirs}
+shift
+while test $# != 0 ; do
+  if test -f $2/COPIED && test x"`cat $2/COPIED`" = x"$1" ; then
+    :
+  else
+    echo Copying $1 to $2
+
+    # Use the install script to create the directory and all required
+    # parent directories.
+    if test -d $2 ; then
+      :
+    else
+      echo >config.temp
+      ${srcdir}/install-sh -c -m 644 config.temp $2/COPIED
+    fi
+
+    # Copy the directory, assuming we have tar.
+    # FIXME: Should we use B in the second tar?  Not all systems support it.
+    (cd $1; tar -cf - .) | (cd $2; tar -xpf -)
+
+    # It is the responsibility of the user to correctly adjust all
+    # symlinks.  If somebody can figure out how to handle them correctly
+    # here, feel free to add the code.
+
+    echo $1 > $2/COPIED
+  fi
+  shift; shift
+done
+
+extra_arflags_for_target=
+extra_nmflags_for_target=
+extra_ranlibflags_for_target=
+target_makefile_frag=/dev/null
+case "${target}" in
+  i[3456789]86-*-netware*)
+    target_makefile_frag="config/mt-netware"
+    ;;
+  powerpc-*-netware*)
+    target_makefile_frag="config/mt-netware"
+    ;;
+  *-*-linux*)
+    target_makefile_frag="config/mt-linux"
+    ;;
+  *-*-aix4.[3456789]* | *-*-aix[56789].*)
+    # nm and ar from AIX 4.3 and above require -X32_64 flag to all ar and nm 
+    # commands to handle both 32-bit and 64-bit objects.  These flags are
+    # harmless if we're using GNU nm or ar.
+    extra_arflags_for_target=" -X32_64"
+    extra_nmflags_for_target=" -B -X32_64"
+    ;;
+  *-*-darwin*)
+    # ranlib from Darwin requires the -c flag to look at common symbols.
+    extra_ranlibflags_for_target=" -c"
+    ;;
+  mips*-*-pe | sh*-*-pe | *arm-wince-pe)
+    target_makefile_frag="config/mt-wince"
+    ;;
+esac
+
+alphaieee_frag=/dev/null
+case $target in
+  alpha*-*-*)
+    # This just makes sure to use the -mieee option to build target libs.
+    # This should probably be set individually by each library.
+    alphaieee_frag="config/mt-alphaieee"
+    ;;
+esac
+
+# If --enable-target-optspace always use -Os instead of -O2 to build
+# the target libraries, similarly if it is not specified, use -Os
+# on selected platforms.
+ospace_frag=/dev/null
+case "${enable_target_optspace}:${target}" in
+  yes:*)
+    ospace_frag="config/mt-ospace"
+    ;;
+  :d30v-*)
+    ospace_frag="config/mt-d30v"
+    ;;
+  :m32r-* | :d10v-* | :fr30-*)
+    ospace_frag="config/mt-ospace"
+    ;;
+  no:* | :*)
+    ;;
+  *)
+    echo "*** bad value \"${enable_target_optspace}\" for --enable-target-optspace flag; ignored" 1>&2
+    ;;
+esac
+
+# Set with_gnu_as and with_gnu_ld as appropriate.
+#
+# This is done by determining whether or not the appropriate directory
+# is available, and by checking whether or not specific configurations
+# have requested that this magic not happen.
+# 
+# The command line options always override the explicit settings in 
+# configure.in, and the settings in configure.in override this magic.
+#
+# If the default for a toolchain is to use GNU as and ld, and you don't 
+# want to do that, then you should use the --without-gnu-as and
+# --without-gnu-ld options for the configure script.
+
+if test x${use_gnu_as} = x &&
+   echo " ${configdirs} " | grep " gas " > /dev/null 2>&1 ; then
+  with_gnu_as=yes
+  extra_host_args="$extra_host_args --with-gnu-as"
+fi
+
+if test x${use_gnu_ld} = x &&
+   echo " ${configdirs} " | grep " ld " > /dev/null 2>&1 ; then
+  with_gnu_ld=yes
+  extra_host_args="$extra_host_args --with-gnu-ld"
+fi
+
+# If using newlib, add --with-newlib to the extra_host_args so that gcc/configure
+# can detect this case.
+
+if test x${with_newlib} != xno && echo " ${target_configdirs} " | grep " target-newlib " > /dev/null 2>&1 ; then
+  with_newlib=yes
+  extra_host_args="$extra_host_args --with-newlib"
+fi
+
+
+# Default to using --with-stabs for certain targets.
+if test x${with_stabs} = x ; then
+  case "${target}" in
+  mips*-*-irix[56]*)
+    ;;
+  mips*-*-* | alpha*-*-osf*)
+    with_stabs=yes;
+    extra_host_args="${extra_host_args} --with-stabs"
+    ;;
+  esac
+fi
+
+# hpux11 in 64bit mode has libraries in a weird place.  Arrange to find
+# them automatically.
+case "${host}" in
+  hppa*64*-*-hpux11*)	
+    extra_host_args="$extra_host_args -x-libraries=/usr/lib/pa20_64 -x-includes=/usr/X11R6/include"
+    ;;
+esac
+
+# Some systems (e.g., one of the i386-aix systems the gas testers are
+# using) don't handle "\$" correctly, so don't use it here.
+tooldir='${exec_prefix}'/${target_alias}
+build_tooldir=${tooldir}
+
+# Generate default definitions for YACC, M4, LEX.  These are used if the
+# Makefile can't locate these programs in objdir.
+MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
+for ac_prog in 'bison -y' byacc yacc
+do
+# Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:2612: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_DEFAULT_YACC'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$DEFAULT_YACC"; then
+  ac_cv_prog_DEFAULT_YACC="$DEFAULT_YACC" # Let the user override the test.
+else
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_DEFAULT_YACC="$ac_prog"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+fi
+fi
+DEFAULT_YACC="$ac_cv_prog_DEFAULT_YACC"
+if test -n "$DEFAULT_YACC"; then
+  echo "$ac_t""$DEFAULT_YACC" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+test -n "$DEFAULT_YACC" && break
+done
+test -n "$DEFAULT_YACC" || DEFAULT_YACC="$MISSING bison"
+
+for ac_prog in gm4 gnum4 m4
+do
+# Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:2647: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_DEFAULT_M4'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$DEFAULT_M4"; then
+  ac_cv_prog_DEFAULT_M4="$DEFAULT_M4" # Let the user override the test.
+else
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_DEFAULT_M4="$ac_prog"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+fi
+fi
+DEFAULT_M4="$ac_cv_prog_DEFAULT_M4"
+if test -n "$DEFAULT_M4"; then
+  echo "$ac_t""$DEFAULT_M4" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
 
-  echo "Linked \"${link}\" to \"${srcfile}\"."
+test -n "$DEFAULT_M4" && break
 done
+test -n "$DEFAULT_M4" || DEFAULT_M4="$MISSING m4"
+
+for ac_prog in flex lex
+do
+# Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:2682: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_DEFAULT_LEX'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$DEFAULT_LEX"; then
+  ac_cv_prog_DEFAULT_LEX="$DEFAULT_LEX" # Let the user override the test.
+else
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
+  ac_dummy="$PATH"
+  for ac_dir in $ac_dummy; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_prog_DEFAULT_LEX="$ac_prog"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+fi
+fi
+DEFAULT_LEX="$ac_cv_prog_DEFAULT_LEX"
+if test -n "$DEFAULT_LEX"; then
+  echo "$ac_t""$DEFAULT_LEX" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+test -n "$DEFAULT_LEX" && break
+done
+test -n "$DEFAULT_LEX" || DEFAULT_LEX="$MISSING flex"
+
 
 # Create a .gdbinit file which runs the one in srcdir
 # and tells GDB to look there for source files.
@@ -2820,7 +3210,6 @@ ospace_frag=${srcdir}/${ospace_frag}
 
 
 
-
 # Build module lists & subconfigure args.
 
 
@@ -2852,7 +3241,7 @@ test -n "$target_alias" && ncn_target_tool_prefix=$target_alias-
   # Extract the first word of "${ncn_tool_prefix}ar", so it can be a program name with args.
 set dummy ${ncn_tool_prefix}ar; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2856: checking for $ac_word" >&5
+echo "configure:3245: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2885,7 +3274,7 @@ if test -z "$ac_cv_prog_AR" ; then
     # Extract the first word of "ar", so it can be a program name with args.
 set dummy ar; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2889: checking for $ac_word" >&5
+echo "configure:3278: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_AR'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2924,7 +3313,7 @@ fi
   # Extract the first word of "${ncn_tool_prefix}as", so it can be a program name with args.
 set dummy ${ncn_tool_prefix}as; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2928: checking for $ac_word" >&5
+echo "configure:3317: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2957,7 +3346,7 @@ if test -z "$ac_cv_prog_AS" ; then
     # Extract the first word of "as", so it can be a program name with args.
 set dummy as; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2961: checking for $ac_word" >&5
+echo "configure:3350: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_AS'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2996,7 +3385,7 @@ fi
   # Extract the first word of "${ncn_tool_prefix}dlltool", so it can be a program name with args.
 set dummy ${ncn_tool_prefix}dlltool; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3000: checking for $ac_word" >&5
+echo "configure:3389: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_DLLTOOL'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3029,7 +3418,7 @@ if test -z "$ac_cv_prog_DLLTOOL" ; then
     # Extract the first word of "dlltool", so it can be a program name with args.
 set dummy dlltool; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3033: checking for $ac_word" >&5
+echo "configure:3422: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_DLLTOOL'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3068,7 +3457,7 @@ fi
   # Extract the first word of "${ncn_tool_prefix}ld", so it can be a program name with args.
 set dummy ${ncn_tool_prefix}ld; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3072: checking for $ac_word" >&5
+echo "configure:3461: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LD'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3101,7 +3490,7 @@ if test -z "$ac_cv_prog_LD" ; then
     # Extract the first word of "ld", so it can be a program name with args.
 set dummy ld; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3105: checking for $ac_word" >&5
+echo "configure:3494: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_LD'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3140,7 +3529,7 @@ fi
   # Extract the first word of "${ncn_tool_prefix}nm", so it can be a program name with args.
 set dummy ${ncn_tool_prefix}nm; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3144: checking for $ac_word" >&5
+echo "configure:3533: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_NM'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3173,7 +3562,7 @@ if test -z "$ac_cv_prog_NM" ; then
     # Extract the first word of "nm", so it can be a program name with args.
 set dummy nm; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3177: checking for $ac_word" >&5
+echo "configure:3566: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_NM'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3212,7 +3601,7 @@ fi
   # Extract the first word of "${ncn_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ncn_tool_prefix}ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3216: checking for $ac_word" >&5
+echo "configure:3605: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3245,7 +3634,7 @@ if test -z "$ac_cv_prog_RANLIB" ; then
     # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3249: checking for $ac_word" >&5
+echo "configure:3638: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3284,7 +3673,7 @@ fi
   # Extract the first word of "${ncn_tool_prefix}windres", so it can be a program name with args.
 set dummy ${ncn_tool_prefix}windres; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3288: checking for $ac_word" >&5
+echo "configure:3677: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_WINDRES'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3317,7 +3706,7 @@ if test -z "$ac_cv_prog_WINDRES" ; then
     # Extract the first word of "windres", so it can be a program name with args.
 set dummy windres; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3321: checking for $ac_word" >&5
+echo "configure:3710: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_WINDRES'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3356,7 +3745,7 @@ fi
   # Extract the first word of "${ncn_tool_prefix}objcopy", so it can be a program name with args.
 set dummy ${ncn_tool_prefix}objcopy; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3360: checking for $ac_word" >&5
+echo "configure:3749: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_OBJCOPY'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3389,7 +3778,7 @@ if test -z "$ac_cv_prog_OBJCOPY" ; then
     # Extract the first word of "objcopy", so it can be a program name with args.
 set dummy objcopy; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3393: checking for $ac_word" >&5
+echo "configure:3782: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_OBJCOPY'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3428,7 +3817,7 @@ fi
   # Extract the first word of "${ncn_tool_prefix}objdump", so it can be a program name with args.
 set dummy ${ncn_tool_prefix}objdump; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3432: checking for $ac_word" >&5
+echo "configure:3821: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_OBJDUMP'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3461,7 +3850,7 @@ if test -z "$ac_cv_prog_OBJDUMP" ; then
     # Extract the first word of "objdump", so it can be a program name with args.
 set dummy objdump; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3465: checking for $ac_word" >&5
+echo "configure:3854: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_OBJDUMP'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3510,7 +3899,7 @@ fi
   # Extract the first word of "${ncn_target_tool_prefix}ar", so it can be a program name with args.
 set dummy ${ncn_target_tool_prefix}ar; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3514: checking for $ac_word" >&5
+echo "configure:3903: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AR_FOR_TARGET'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3543,7 +3932,7 @@ if test -z "$ac_cv_prog_AR_FOR_TARGET" ; then
     # Extract the first word of "ar", so it can be a program name with args.
 set dummy ar; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3547: checking for $ac_word" >&5
+echo "configure:3936: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_AR_FOR_TARGET'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3582,7 +3971,7 @@ fi
   # Extract the first word of "${ncn_target_tool_prefix}as", so it can be a program name with args.
 set dummy ${ncn_target_tool_prefix}as; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3586: checking for $ac_word" >&5
+echo "configure:3975: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AS_FOR_TARGET'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3615,7 +4004,7 @@ if test -z "$ac_cv_prog_AS_FOR_TARGET" ; then
     # Extract the first word of "as", so it can be a program name with args.
 set dummy as; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3619: checking for $ac_word" >&5
+echo "configure:4008: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_AS_FOR_TARGET'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3654,7 +4043,7 @@ fi
   # Extract the first word of "${ncn_target_tool_prefix}dlltool", so it can be a program name with args.
 set dummy ${ncn_target_tool_prefix}dlltool; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3658: checking for $ac_word" >&5
+echo "configure:4047: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_DLLTOOL_FOR_TARGET'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3687,7 +4076,7 @@ if test -z "$ac_cv_prog_DLLTOOL_FOR_TARGET" ; then
     # Extract the first word of "dlltool", so it can be a program name with args.
 set dummy dlltool; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3691: checking for $ac_word" >&5
+echo "configure:4080: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_DLLTOOL_FOR_TARGET'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3726,7 +4115,7 @@ fi
   # Extract the first word of "${ncn_target_tool_prefix}ld", so it can be a program name with args.
 set dummy ${ncn_target_tool_prefix}ld; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3730: checking for $ac_word" >&5
+echo "configure:4119: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LD_FOR_TARGET'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3759,7 +4148,7 @@ if test -z "$ac_cv_prog_LD_FOR_TARGET" ; then
     # Extract the first word of "ld", so it can be a program name with args.
 set dummy ld; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3763: checking for $ac_word" >&5
+echo "configure:4152: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_LD_FOR_TARGET'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3798,7 +4187,7 @@ fi
   # Extract the first word of "${ncn_target_tool_prefix}nm", so it can be a program name with args.
 set dummy ${ncn_target_tool_prefix}nm; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3802: checking for $ac_word" >&5
+echo "configure:4191: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_NM_FOR_TARGET'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3831,7 +4220,7 @@ if test -z "$ac_cv_prog_NM_FOR_TARGET" ; then
     # Extract the first word of "nm", so it can be a program name with args.
 set dummy nm; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3835: checking for $ac_word" >&5
+echo "configure:4224: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_NM_FOR_TARGET'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3870,7 +4259,7 @@ fi
   # Extract the first word of "${ncn_target_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ncn_target_tool_prefix}ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3874: checking for $ac_word" >&5
+echo "configure:4263: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB_FOR_TARGET'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3903,7 +4292,7 @@ if test -z "$ac_cv_prog_RANLIB_FOR_TARGET" ; then
     # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3907: checking for $ac_word" >&5
+echo "configure:4296: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_RANLIB_FOR_TARGET'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3942,7 +4331,7 @@ fi
   # Extract the first word of "${ncn_target_tool_prefix}windres", so it can be a program name with args.
 set dummy ${ncn_target_tool_prefix}windres; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3946: checking for $ac_word" >&5
+echo "configure:4335: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_WINDRES_FOR_TARGET'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3975,7 +4364,7 @@ if test -z "$ac_cv_prog_WINDRES_FOR_TARGET" ; then
     # Extract the first word of "windres", so it can be a program name with args.
 set dummy windres; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3979: checking for $ac_word" >&5
+echo "configure:4368: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_ncn_cv_WINDRES_FOR_TARGET'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4042,7 +4431,7 @@ RANLIB_FOR_TARGET=${RANLIB_FOR_TARGET}${extra_ranlibflags_for_target}
 NM_FOR_TARGET=${NM_FOR_TARGET}${extra_nmflags_for_target}
 
 echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
-echo "configure:4046: checking whether to enable maintainer-specific portions of Makefiles" >&5
+echo "configure:4435: checking whether to enable maintainer-specific portions of Makefiles" >&5
 # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
 if test "${enable_maintainer_mode+set}" = set; then
   enableval="$enable_maintainer_mode"
@@ -4063,6 +4452,44 @@ else
 fi	
 MAINT=$MAINTAINER_MODE_TRUE
 
+# ---------------------
+# GCC bootstrap support
+# ---------------------
+
+# Stage specific cflags for build.
+stage1_cflags="-g"
+case $build in
+  vax-*-*)
+    case ${GCC} in
+      yes) stage1_cflags="-g -Wa,-J" ;;
+      *) stage1_cflags="-g -J" ;;
+    esac ;;
+  powerpc-*-darwin*)
+    # The spiffy cpp-precomp chokes on some legitimate constructs in GCC
+    # sources; use -no-cpp-precomp to get to GNU cpp.
+    # Apple's GCC has bugs in designated initializer handling, so disable
+    # that too.
+    stage1_cflags="-g -no-cpp-precomp -DHAVE_DESIGNATED_INITIALIZERS=0"
+    ;;
+esac
+
+
+# Enable -Werror in bootstrap stage2 and later.
+# Change the default to "no" on release branches.
+# Check whether --enable-werror or --disable-werror was given.
+if test "${enable_werror+set}" = set; then
+  enableval="$enable_werror"
+  :
+else
+  enable_werror=yes
+fi
+
+case ${enable_error} in
+  yes) WERROR=-Werror ;;
+  *) WERROR= ;;
+esac
+
+
 trap '' 1 2 15
 cat > confcache <<\EOF
 # This file is a shell script that caches the results of configure
@@ -4230,6 +4657,12 @@ s%@TOPLEVEL_CONFIGURE_ARGUMENTS@%$TOPLEVEL_CONFIGURE_ARGUMENTS%g
 s%@build_subdir@%$build_subdir%g
 s%@host_subdir@%$host_subdir%g
 s%@target_subdir@%$target_subdir%g
+s%@CC@%$CC%g
+s%@GNATBIND@%$GNATBIND%g
+s%@stage1_languages@%$stage1_languages%g
+s%@DEFAULT_YACC@%$DEFAULT_YACC%g
+s%@DEFAULT_M4@%$DEFAULT_M4%g
+s%@DEFAULT_LEX@%$DEFAULT_LEX%g
 /@maybe_dependencies@/r $maybe_dependencies
 s%@maybe_dependencies@%%g
 /@serialization_dependencies@/r $serialization_dependencies
@@ -4246,7 +4679,6 @@ s%@SET_LIB_PATH@%$SET_LIB_PATH%g
 s%@RPATH_ENVVAR@%$RPATH_ENVVAR%g
 s%@BUILD_PREFIX@%$BUILD_PREFIX%g
 s%@BUILD_PREFIX_1@%$BUILD_PREFIX_1%g
-s%@configlinks@%$configlinks%g
 s%@gcc_version_trigger@%$gcc_version_trigger%g
 s%@gcc_version@%$gcc_version%g
 s%@tooldir@%$tooldir%g
@@ -4285,12 +4717,8 @@ s%@OBJCOPY@%$OBJCOPY%g
 s%@ncn_cv_OBJCOPY@%$ncn_cv_OBJCOPY%g
 s%@OBJDUMP@%$OBJDUMP%g
 s%@ncn_cv_OBJDUMP@%$ncn_cv_OBJDUMP%g
-s%@CC@%$CC%g
 s%@CXX@%$CXX%g
 s%@CFLAGS_FOR_BUILD@%$CFLAGS_FOR_BUILD%g
-s%@DEFAULT_YACC@%$DEFAULT_YACC%g
-s%@DEFAULT_LEX@%$DEFAULT_LEX%g
-s%@DEFAULT_M4@%$DEFAULT_M4%g
 s%@AR_FOR_TARGET@%$AR_FOR_TARGET%g
 s%@ncn_cv_AR_FOR_TARGET@%$ncn_cv_AR_FOR_TARGET%g
 s%@AS_FOR_TARGET@%$AS_FOR_TARGET%g
@@ -4316,6 +4744,8 @@ s%@RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE@%$RAW_CXX_FOR_TARGET_FOR_RECURSIVE_MAKE
 s%@MAINTAINER_MODE_TRUE@%$MAINTAINER_MODE_TRUE%g
 s%@MAINTAINER_MODE_FALSE@%$MAINTAINER_MODE_FALSE%g
 s%@MAINT@%$MAINT%g
+s%@stage1_cflags@%$stage1_cflags%g
+s%@WERROR@%$WERROR%g
 
 CEOF
 EOF