GCC build failure, HEAD@159809 on native

[GCC regression tester]

With your recent patch, GCC HEAD revision 159809 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 159808.

Log information for changes since the last build:
------------------------------------------------------------------------
r159809 | jakub | 2010-05-25 00:49:16 -0700 (Tue, 25 May 2010) | 5 lines
Changed paths:
   M /trunk/gcc/ChangeLog
   M /trunk/gcc/dwarf2out.c

	* dwarf2out.c (loc_descr_plus_const): When offset is negative, use
	DW_OP_minus with negated offset instead of DW_OP_plus.
	(loc_list_from_tree): Don't test whether second operand is
	INTEGER_CST.

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

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

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/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    -c  -g -O2 -fomit-frame-pointer -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 -I. -Icp -I/home/regress/tbox/svn-gcc/gcc -I/home/regress/tbox/svn-gcc/gcc/cp -I/home/regress/tbox/svn-gcc/gcc/../include -I/home/regress/tbox/svn-gcc/gcc/../libcpp/include  -I/home/regress/tbox/svn-gcc/gcc/../libdecnumber -I/home/regress/tbox/svn-gcc/gcc/../libdecnumber/bid -I../libdecnumber   -I/usr/include/libelf  /hom!
 e/regress/tbox/svn-gcc/gcc/cp/parser.c -o cp/parser.o
/home/regress/tbox/svn-gcc/gcc/cp/parser.c: In function 'cp_parser_unary_expression':
/home/regress/tbox/svn-gcc/gcc/cp/parser.c:5898:7: error: enum conversion in initialization is invalid in C++ [-Werror=c++-compat]
/home/regress/tbox/svn-gcc/gcc/cp/parser.c: In function 'cp_parser_asm_definition':
/home/regress/tbox/svn-gcc/gcc/cp/parser.c:13478:3: error: enum conversion in initialization is invalid in C++ [-Werror=c++-compat]
/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    -c  -g -O2 -fomit-frame-pointer -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 -I. -Icp -I/home/regress/tbox/svn-gcc/gcc -I/home/regress/tbox/svn-gcc/gcc/cp -I/home/regress/tbox/svn-gcc/gcc/../include -I/home/regress/tbox/svn-gcc/gcc/../libcpp/include  -I/home/regress/tbox/svn-gcc/gcc/../libdecnumber -I/home/regress/tbox/svn-gcc/gcc/../libdecnumber/bid -I../libdecnumber   -I/usr/include/libelf  /hom!
 e/regress/tbox/svn-gcc/gcc/cp/ptree.c -o cp/ptree.o
/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    -c  -g -O2 -fomit-frame-pointer -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 -I. -Icp -I/home/regress/tbox/svn-gcc/gcc -I/home/regress/tbox/svn-gcc/gcc/cp -I/home/regress/tbox/svn-gcc/gcc/../include -I/home/regress/tbox/svn-gcc/gcc/../libcpp/include  -I/home/regress/tbox/svn-gcc/gcc/../libdecnumber -I/home/regress/tbox/svn-gcc/gcc/../libdecnumber/bid -I../libdecnumber   -I/usr/include/libelf  /hom!
 e/regress/tbox/svn-gcc/gcc/cp/rtti.c -o cp/rtti.o
cc1: all warnings being treated as errors

make[3]: *** [cp/parser.o] Error 1
make[3]: *** Waiting for unfinished jobs....
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 gcc.pod gfortran.pod fsf-funding.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.)