GCC build failure, HEAD@171445 on native

[GCC regression tester]

With your recent patch, GCC HEAD revision 171445 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 171444.

Log information for changes since the last build:
------------------------------------------------------------------------
r171445 | ktietz | 2011-03-25 03:28:12 -0700 (Fri, 25 Mar 2011) | 23 lines
Changed paths:
   M /trunk/gcc/ChangeLog
   M /trunk/gcc/c-typeck.c
   M /trunk/gcc/cp/ChangeLog
   M /trunk/gcc/cp/decl.c
   M /trunk/gcc/cp/search.c
   M /trunk/gcc/cp/typeck.c
   M /trunk/gcc/gimple.c
   M /trunk/gcc/tree-ssa.c
   M /trunk/gcc/tree.c
   M /trunk/gcc/tree.h

ChangeLog gcc/
2011-03-25  Kai Tietz  <ktietz@redhat.com>

	* c-typeck.c (comptypes_internal): Replace target
	hook call of comp_type_attributes by version in tree.c file.
	* gimple.c (gimple_types_compatible_p_1): Likewise.
	* tree-ssa.c (useless_type_conversion_p): Likewise.
	* tree.c (build_type_attribute_qual_variant): Likewise.
	(attribute_value_equal): New static helper function.
	(comp_type_attributes): New function.
	(merge_attributes): Use attribute_value_equal for comparison.
	(attribute_list_contained): Likewise.
	* tree.h (comp_type_attributes): New prototype.

ChangeLog cp/
2011-03-25  Kai Tietz  <ktietz@redhat.com>

        * decl.c (decls_match): Replace target hook
        call of comp_type_attributes by version in tree.c file.
        * search.c (check_final_overrider): Likewise.
        * typeck.c (structural_comptypes): Likewise.


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

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

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	  gccspec.o intl.o prefix.o version.o driver-i386.o  ../libcpp/libcpp.a   ../libiberty/libiberty.a ../libdecnumber/libdecnumber.a 
/home/regress/tbox/native/build/./prev-gcc/xgcc -B/home/regress/tbox/native/build/./prev-gcc/ -B/home/regress/tbox/objs/i686-pc-linux-gnu/bin/ -B/home/regress/tbox/objs/i686-pc-linux-gnu/bin/ -B/home/regress/tbox/objs/i686-pc-linux-gnu/lib/ -isystem /home/regress/tbox/objs/i686-pc-linux-gnu/include -isystem /home/regress/tbox/objs/i686-pc-linux-gnu/sys-include      -g -O2 -gtoggle -DIN_GCC   -W -Wall -Wwrite-strings -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wmissing-format-attribute -pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -Werror -Wold-style-definition -Wc++-compat -fno-common  -DHAVE_CONFIG_H -static-libstdc++ -static-libgcc  -o cpp gcc.o opts-common.o gcc-options.o diagnostic.o pretty-print.o input.o vec.o ggc-none.o \
	  cppspec.o intl.o prefix.o version.o driver-i386.o  ../libcpp/libcpp.a   ../libiberty/libiberty.a ../libdecnumber/libdecnumber.a 
/home/regress/tbox/native/build/./gcc/xgcc -B/home/regress/tbox/native/build/./gcc/ -dumpspecs > tmp-specs
/bin/sh: line 1: 28656 Segmentation fault      /home/regress/tbox/native/build/./gcc/xgcc -B/home/regress/tbox/native/build/./gcc/ -dumpspecs > tmp-specs
make[3]: *** [specs] Error 139
make[3]: *** Waiting for unfinished jobs....
/bin/sh /home/regress/tbox/svn-gcc/gcc/../move-if-change tmp-attrtab.c insn-attrtab.c
echo timestamp > s-attrtab
/bin/sh /home/regress/tbox/svn-gcc/gcc/../move-if-change tmp-automata.c insn-automata.c
echo timestamp > s-automata
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.)