GCC build failure, HEAD@174321 on native

[regress]

With your recent patch, GCC HEAD revision 174321 had problems on:
native: build (seems to have progressed further)
Attached is build output for those targets.
The previous build was of revision 174319.

Log information for changes since the last build:
------------------------------------------------------------------------
r174321 | bernds | 2011-05-27 00:53:51 -0700 (Fri, 27 May 2011) | 6 lines
Changed paths:
   M /trunk/libgcc/ChangeLog
   M /trunk/libgcc/config/s390/t-linux
   M /trunk/libgcc/config/sh/t-linux
   M /trunk/libgcc/config/t-slibgcc-darwin

	PR bootstrap/49173
	* config/t-slibgcc-darwin (SHLIB_MAPFILES): Look for
	libgcc-std.ver in the build directory.
	* config/s390/t-linux (SHLIB_MAPFILES): Likewise.
	* config/sh/t-linux (SHLIB_MAPFILES): Likewise.

------------------------------------------------------------------------

For more information, see <http://gcc.gnu.org/regtest/HEAD/>.

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ranlib: file: ../../.././gcc/ppc64/libgcc.a(_fixunsxfdi.o) has no symbols
ranlib: file: ../../.././gcc/ppc64/libgcc.a(_floatdixf.o) has no symbols
ranlib: file: ../../.././gcc/ppc64/libgcc.a(_floatundixf.o) has no symbols
/usr/bin/install -c -m 644 libgcov.a ../../.././gcc/ppc64/
chmod 644 ../../.././gcc/ppc64/libgcov.a
ranlib -c ../../.././gcc/ppc64/libgcov.a
parts="crt2.o crt3.o";				\
	for file in $parts; do					\
	  rm -f ../../.././gcc/ppc64/$file;		\
	  /usr/bin/install -c -m 644 $file ../../.././gcc/ppc64/;	\
	  case $file in 					\
	    *.a)						\
	      ranlib -c ../../.././gcc/ppc64/$file ;;	\
	  esac;							\
	done
make[2]: *** [all-stage2-target-libgcc] Error 2
make[1]: *** [stage2-bubble] Error 2
make: *** [bootstrap] Error 2
+ '[' -s .bad_compare ']'
+ exit 1
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-- 
Geoffrey Keating <geoffk@apple.com> 
(via an automated GCC regression-testing script.)