This commit was manufactured by cvs2svn to create tag 'cgen-cgen-snapshot-20081201

snapshot-20081201'.

Sprout from arc-20081103-branch 2008-10-29 19:39:14 UTC cvs2svn 'This commit was manufactured by cvs2svn to create branch'
Cherrypick from master 2008-11-27 17:22:10 UTC Joseph Myers <joseph@codesourcery.com> 'Merge from GCC:':
    ChangeLog
    Makefile.def
    Makefile.in
    Makefile.tpl
    config-ml.in
    config/ChangeLog
    config/mh-mingw
    config/unwind_ipinfo.m4
    configure
    configure.ac
Delete:
    include/COPYING
    include/COPYING3
    include/ChangeLog
    include/ChangeLog-9103
    include/MAINTAINERS
    include/alloca-conf.h
    include/ansidecl.h
    include/aout/ChangeLog
    include/aout/adobe.h
    include/aout/aout64.h
    include/aout/ar.h
    include/aout/dynix3.h
    include/aout/encap.h
    include/aout/host.h
    include/aout/hp.h
    include/aout/hp300hpux.h
    include/aout/hppa.h
    include/aout/ranlib.h
    include/aout/reloc.h
    include/aout/stab.def
    include/aout/stab_gnu.h
    include/aout/sun4.h
    include/bfdlink.h
    include/binary-io.h
    include/bout.h
    include/coff/ChangeLog
    include/coff/ChangeLog-9103
    include/coff/alpha.h
    include/coff/apollo.h
    include/coff/arm.h
    include/coff/aux-coff.h
    include/coff/ecoff.h
    include/coff/external.h
    include/coff/go32exe.h
    include/coff/h8300.h
    include/coff/h8500.h
    include/coff/i386.h
    include/coff/i860.h
    include/coff/i960.h
    include/coff/ia64.h
    include/coff/internal.h
    include/coff/m68k.h
    include/coff/m88k.h
    include/coff/maxq.h
    include/coff/mcore.h
    include/coff/mips.h
    include/coff/mipspe.h
    include/coff/or32.h
    include/coff/pe.h
    include/coff/powerpc.h
    include/coff/rs6000.h
    include/coff/rs6k64.h
    include/coff/sh.h
    include/coff/sparc.h
    include/coff/sym.h
    include/coff/symconst.h
    include/coff/ti.h
    include/coff/tic30.h
    include/coff/tic4x.h
    include/coff/tic54x.h
    include/coff/tic80.h
    include/coff/w65.h
    include/coff/we32k.h
    include/coff/x86_64.h
    include/coff/xcoff.h
    include/coff/z80.h
    include/coff/z8k.h
    include/demangle.h
    include/dis-asm.h
    include/dyn-string.h
    include/elf/ChangeLog
    include/elf/ChangeLog-9103
    include/elf/alpha.h
    include/elf/arc.h
    include/elf/arm.h
    include/elf/avr.h
    include/elf/bfin.h
    include/elf/common.h
    include/elf/cr16.h
    include/elf/cr16c.h
    include/elf/cris.h
    include/elf/crx.h
    include/elf/d10v.h
    include/elf/d30v.h
    include/elf/dlx.h
    include/elf/dwarf.h
    include/elf/dwarf2.h
    include/elf/external.h
    include/elf/fr30.h
    include/elf/frv.h
    include/elf/h8.h
    include/elf/hppa.h
    include/elf/i370.h
    include/elf/i386.h
    include/elf/i860.h
    include/elf/i960.h
    include/elf/ia64.h
    include/elf/internal.h
    include/elf/ip2k.h
    include/elf/iq2000.h
    include/elf/m32c.h
    include/elf/m32r.h
    include/elf/m68hc11.h
    include/elf/m68k.h
    include/elf/mcore.h
    include/elf/mep.h
    include/elf/mips.h
    include/elf/mmix.h
    include/elf/mn10200.h
    include/elf/mn10300.h
    include/elf/msp430.h
    include/elf/mt.h
    include/elf/openrisc.h
    include/elf/or32.h
    include/elf/pj.h
    include/elf/ppc.h
    include/elf/ppc64.h
    include/elf/reloc-macros.h
    include/elf/s390.h
    include/elf/score.h
    include/elf/sh.h
    include/elf/sparc.h
    include/elf/spu.h
    include/elf/v850.h
    include/elf/vax.h
    include/elf/vxworks.h
    include/elf/x86-64.h
    include/elf/xc16x.h
    include/elf/xstormy16.h
    include/elf/xtensa.h
    include/fibheap.h
    include/filenames.h
    include/floatformat.h
    include/fnmatch.h
    include/fopen-bin.h
    include/fopen-same.h
    include/fopen-vms.h
    include/gdb/ChangeLog
    include/gdb/callback.h
    include/gdb/fileio.h
    include/gdb/remote-sim.h
    include/gdb/signals.h
    include/gdb/sim-arm.h
    include/gdb/sim-cr16.h
    include/gdb/sim-d10v.h
    include/gdb/sim-frv.h
    include/gdb/sim-h8300.h
    include/gdb/sim-m32c.h
    include/gdb/sim-ppc.h
    include/gdb/sim-sh.h
    include/gdbm.h
    include/getopt.h
    include/hashtab.h
    include/hp-symtab.h
    include/ieee.h
    include/libiberty.h
    include/md5.h
    include/nlm/ChangeLog
    include/nlm/alpha-ext.h
    include/nlm/common.h
    include/nlm/external.h
    include/nlm/i386-ext.h
    include/nlm/internal.h
    include/nlm/ppc-ext.h
    include/nlm/sparc32-ext.h
    include/oasys.h
    include/objalloc.h
    include/obstack.h
    include/opcode/ChangeLog
    include/opcode/ChangeLog-9103
    include/opcode/alpha.h
    include/opcode/arc.h
    include/opcode/arm.h
    include/opcode/avr.h
    include/opcode/bfin.h
    include/opcode/cgen-bitset.h
    include/opcode/cgen.h
    include/opcode/convex.h
    include/opcode/cr16.h
    include/opcode/cris.h
    include/opcode/crx.h
    include/opcode/d10v.h
    include/opcode/d30v.h
    include/opcode/dlx.h
    include/opcode/h8300.h
    include/opcode/hppa.h
    include/opcode/i370.h
    include/opcode/i386.h
    include/opcode/i860.h
    include/opcode/i960.h
    include/opcode/ia64.h
    include/opcode/m68hc11.h
    include/opcode/m68k.h
    include/opcode/m88k.h
    include/opcode/maxq.h
    include/opcode/mips.h
    include/opcode/mmix.h
    include/opcode/mn10200.h
    include/opcode/mn10300.h
    include/opcode/msp430.h
    include/opcode/np1.h
    include/opcode/ns32k.h
    include/opcode/or32.h
    include/opcode/pdp11.h
    include/opcode/pj.h
    include/opcode/pn.h
    include/opcode/ppc.h
    include/opcode/pyr.h
    include/opcode/s390.h
    include/opcode/score-datadep.h
    include/opcode/score-inst.h
    include/opcode/sparc.h
    include/opcode/spu-insns.h
    include/opcode/spu.h
    include/opcode/tahoe.h
    include/opcode/tic30.h
    include/opcode/tic4x.h
    include/opcode/tic54x.h
    include/opcode/tic80.h
    include/opcode/v850.h
    include/opcode/vax.h
    include/os9k.h
    include/partition.h
    include/plugin-api.h
    include/progress.h
    include/safe-ctype.h
    include/sha1.h
    include/sort.h
    include/splay-tree.h
    include/symcat.h
    include/xregex.h
    include/xregex2.h
    include/xtensa-config.h
    include/xtensa-isa-internal.h
    include/xtensa-isa.h
    texinfo/texinfo.tex

1 files changed, 25 insertions, 16 deletions

diff --git a/config/unwind_ipinfo.m4 b/config/unwind_ipinfo.m4
index 5587d9c3f..a1dc6352b 100644
--- a/config/unwind_ipinfo.m4
+++ b/config/unwind_ipinfo.m4
@@ -1,22 +1,31 @@
 dnl
-dnl Check whether _Unwind_GetIPInfo is available.
+dnl Check whether _Unwind_GetIPInfo is available without doing a link
+dnl test so we can use this with libstdc++-v3 and libjava.  Need to
+dnl use $target to set defaults because automatic checking is not possible
+dnl without a link test (and maybe even with a link test).
 dnl
+
 AC_DEFUN([GCC_CHECK_UNWIND_GETIPINFO], [
-  AC_LANG_SAVE
-  AC_LANG_CPLUSPLUS
-  ac_save_CXXFLAGS="$CXXFLAGS"
-  CXXFLAGS="$CXXFLAGS -fno-exceptions"
-  AC_MSG_CHECKING([for _Unwind_GetIPInfo])
-  AC_CACHE_VAL(gcc_cv_getipinfo, [
-  AC_TRY_LINK([extern "C" { extern void _Unwind_GetIPInfo(); }],
-      [_Unwind_GetIPInfo();],
-      [gcc_cv_getipinfo=yes],
-      [gcc_cv_getipinfo=no])
-  ])
-  if test $gcc_cv_getipinfo = yes; then
+  AC_ARG_WITH(system-libunwind,
+  [  --with-system-libunwind use installed libunwind])
+  # If system-libunwind was not specifically set, pick a default setting.
+  if test x$with_system_libunwind = x; then
+    case ${target} in
+      ia64-*-hpux*) with_system_libunwind=yes ;;
+      *) with_system_libunwind=no ;;
+    esac
+  fi
+  # Based on system-libunwind and target, do we have ipinfo?
+  if  test x$with_system_libunwind = xyes; then
+    case ${target} in
+      ia64-*-*) have_unwind_getipinfo=no ;;
+      *) have_unwind_getipinfo=yes ;;
+    esac
+  else
+     have_unwind_getipinfo=yes
+  fi
+
+  if test x$have_unwind_getipinfo = xyes; then
     AC_DEFINE(HAVE_GETIPINFO, 1, [Define if _Unwind_GetIPInfo is available.])
   fi
-  AC_MSG_RESULT($gcc_cv_getipinfo)
-  CXXFLAGS="$ac_save_CXXFLAGS"
-  AC_LANG_RESTORE
 ])