GCC build failure, HEAD@158641 on native

[GCC regression tester]

With your recent patch, GCC HEAD revision 158641 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 158640.

Log information for changes since the last build:
------------------------------------------------------------------------
r158641 | rguenth | 2010-04-22 04:19:45 -0700 (Thu, 22 Apr 2010) | 8 lines
Changed paths:
   M /trunk/gcc/ChangeLog
   M /trunk/gcc/testsuite/ChangeLog
   A /trunk/gcc/testsuite/gcc.c-torture/compile/pr43845.c
   M /trunk/gcc/tree-ssa-pre.c

2010-04-22  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/43845
	* tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
	lookup the CALL_EXPR function and arguments.

	* gcc.c-torture/compile/pr43845.c: New testcase.

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

For more information, see <http://glutton.geoffk.org/HEAD/>.

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/home/regress/tbox/svn-gcc/gcc/expmed.c:169:3: warning: array subscript is above array bounds
/home/regress/tbox/svn-gcc/gcc/expmed.c:173:3: warning: array subscript is above array bounds
/home/regress/tbox/svn-gcc/gcc/expmed.c:177:3: warning: array subscript is above array bounds
/home/regress/tbox/svn-gcc/gcc/expmed.c:181:3: warning: array subscript is above array bounds
/home/regress/tbox/svn-gcc/gcc/expmed.c:188:3: warning: array subscript is above array bounds
/home/regress/tbox/svn-gcc/gcc/expmed.c:204:3: warning: array subscript is above array bounds
/home/regress/tbox/svn-gcc/gcc/expmed.c:208:3: warning: array subscript is above array bounds
/home/regress/tbox/svn-gcc/gcc/expmed.c:212:3: warning: array subscript is above array bounds
/home/regress/tbox/svn-gcc/gcc/expmed.c:255:8: warning: array subscript is above array bounds
/home/regress/tbox/svn-gcc/gcc/expmed.c:270:8: warning: array subscript is above array bounds
/home/regress/tbox/svn-gcc/gcc/expmed.c:271:8: warning: array subscript is above array bounds
rm gcj-dbtool.pod jcf-dump.pod jv-convert.pod grmic.pod gcov.pod gcj.pod gc-analyze.pod gfdl.pod cpp.pod gij.pod gfortran.pod fsf-funding.pod gcc.pod
make[3]: Leaving directory `/home/regress/tbox/native/build/gcc'
make[2]: *** [all-stage2-gcc] Error 2
make[2]: Leaving directory `/home/regress/tbox/native/build'
make[1]: *** [stage2-bubble] Error 2
make[1]: Leaving directory `/home/regress/tbox/native/build'
make: *** [bootstrap] Error 2
+ '[' -s .bad_compare ']'
+ exit 1
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-- 
Geoffrey Keating <geoffk@geoffk.org> 
(via an automated GCC regression-testing script.)