GCC build failure, HEAD@159107 on native

[regress]

With your recent patch, GCC HEAD revision 159107 had problems on:
native: build (about the same as the previous build)
Attached is build output for those targets.
The previous build was of revision 159105.

Log information for changes since the last build:
------------------------------------------------------------------------
r159106 | matz | 2010-05-06 06:54:32 -0700 (Thu, 06 May 2010) | 16 lines
Changed paths:
   M /trunk/gcc/ChangeLog
   M /trunk/gcc/testsuite/ChangeLog
   A /trunk/gcc/testsuite/gfortran.dg/pr43984.f90
   M /trunk/gcc/tree-ssa-pre.c

	PR tree-optimization/43984

	* tree-ssa-pre.c (inserted_phi_names): Remove.
	(inserted_exprs): Change to bitmap.
	(create_expression_by_pieces): Set bits, don't append to vector.
	(insert_into_preds_of_block): Don't handle inserted_phi_names.
	(eliminate): Don't look at inserted_phi_names, remove deleted
	insns from inserted_exprs.
	(remove_dead_inserted_code): Adjust to use bitmaps instead of
	vectors.
	(init_pre, fini_pre): Allocate and free bitmaps.
	(execute_pre): Insert insns on edges before elimination.

testsuite/
	* gfortran.dg/pr43984.f90: New test.

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

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

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ranlib: file: ../../.././gcc/ppc64/libgcc.a(_mulxc3.o) has no symbols
ranlib: file: ../../.././gcc/ppc64/libgcc.a(_divxc3.o) has no symbols
ranlib: file: ../../.././gcc/ppc64/libgcc.a(_fixunsxfsi.o) has no symbols
ranlib: file: ../../.././gcc/ppc64/libgcc.a(_fixxfdi.o) has no symbols
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/;	\
	done
make[2]: *** [all-stage1-target-libgcc] Error 2
make[1]: *** [stage1-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.)