GCC build failure, HEAD@160028 on native

[GCC regression tester]

With your recent patch, GCC HEAD revision 160028 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 160026.

Log information for changes since the last build:
------------------------------------------------------------------------
r160027 | danglin | 2010-05-29 07:16:11 -0700 (Sat, 29 May 2010) | 6 lines
Changed paths:
   M /trunk/gcc/ChangeLog
   M /trunk/gcc/config/pa/pa.md

	PR target/44261
	config/pa/pa.md (negdf2_slow, negsf2_slow): New patterns.
	(negdf2): Adjust expander pattern and use negdf2_slow.
	(negsf2): Likewise.


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

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

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In file included from /home/regress/tbox/svn-gcc/gcc/gcov.c:38:
./tm.h:34:29: error: insn-constants.h: No such file or directory
./tm.h:35:25: error: insn-flags.h: No such file or directory
In file included from /home/regress/tbox/svn-gcc/gcc/gcov-dump.c:23:
./tm.h:34:29: error: insn-constants.h: No such file or directory
./tm.h:35:25: error: insn-flags.h: No such file or directory
gcc   -g -fkeep-inline-functions -DIN_GCC   -W -Wall -Wwrite-strings -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wmissing-format-attribute -Wold-style-definition -Wc++-compat -fno-common  -DHAVE_CONFIG_H -DGENERATOR_FILE  -o build/genconstants \
	    build/genconstants.o build/rtl.o build/read-rtl.o build/ggc-none.o build/vec.o build/min-insn-modes.o build/gensupport.o build/print-rtl.o build/errors.o ../build-i686-pc-linux-gnu/libiberty/libiberty.a
make[3]: *** [gcov-dump.o] Error 1
make[3]: *** Waiting for unfinished jobs....
make[3]: *** [gcov.o] Error 1
rm gcov.pod gfdl.pod cpp.pod gcc.pod fsf-funding.pod
make[3]: Leaving directory `/home/regress/tbox/native/build/gcc'
make[2]: *** [all-stage1-gcc] Error 2
make[2]: Leaving directory `/home/regress/tbox/native/build'
make[1]: *** [stage1-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.)