[head tinderbox] failure on i386/i386

TB --- 2011-10-05 16:00:00 - tinderbox 2.8 running on freebsd-current.sentex.ca
TB --- 2011-10-05 16:00:00 - starting HEAD tinderbox run for i386/i386
TB --- 2011-10-05 16:00:00 - cleaning the object tree
TB --- 2011-10-05 16:00:54 - cvsupping the source tree
TB --- 2011-10-05 16:00:54 - /usr/bin/csup -z -r 3 -g -L 1 -h cvsup.sentex.ca /tinderbox/HEAD/i386/i386/supfile
TB --- 2011-10-05 16:01:05 - building world
TB --- 2011-10-05 16:01:05 - CROSS_BUILD_TESTING=YES
TB --- 2011-10-05 16:01:05 - MAKEOBJDIRPREFIX=/obj
TB --- 2011-10-05 16:01:05 - PATH=/usr/bin:/usr/sbin:/bin:/sbin
TB --- 2011-10-05 16:01:05 - SRCCONF=/dev/null
TB --- 2011-10-05 16:01:05 - TARGET=i386
TB --- 2011-10-05 16:01:05 - TARGET_ARCH=i386
TB --- 2011-10-05 16:01:05 - TZ=UTC
TB --- 2011-10-05 16:01:05 - __MAKE_CONF=/dev/null
TB --- 2011-10-05 16:01:05 - cd /src
TB --- 2011-10-05 16:01:05 - /usr/bin/make -B buildworld
>>> World build started on Wed Oct  5 16:01:06 UTC 2011
>>> Rebuilding the temporary build tree
>>> stage 1.1: legacy release compatibility shims
>>> stage 1.2: bootstrap tools
>>> stage 2.1: cleaning up the object tree
>>> stage 2.2: rebuilding the object tree
>>> stage 2.3: build tools
>>> stage 3: cross tools
>>> stage 4.1: building includes
>>> stage 4.2: building libraries
>>> stage 4.3: make dependencies
>>> stage 4.4: building everything
[...]
cc -O2 -pipe  -I/src/usr.bin/grep/regex -I/usr/include/gnu -std=gnu99 -fstack-protector -Wsystem-headers -Werror -Wall -Wno-format-y2k -W -Wno-unused-parameter -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch -Wshadow -Wunused-parameter -Wcast-align -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls -Wold-style-definition -Wno-pointer-sign -c /src/usr.bin/grep/util.c
cc -O2 -pipe  -I/src/usr.bin/grep/regex -I/usr/include/gnu -std=gnu99 -fstack-protector -Wsystem-headers -Werror -Wall -Wno-format-y2k -W -Wno-unused-parameter -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch -Wshadow -Wunused-parameter -Wcast-align -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls -Wold-style-definition -Wno-pointer-sign -c /src/usr.bin/grep/regex/fastmatch.c
cc -O2 -pipe  -I/src/usr.bin/grep/regex -I/usr/include/gnu -std=gnu99 -fstack-protector -Wsystem-headers -Werror -Wall -Wno-format-y2k -W -Wno-unused-parameter -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch -Wshadow -Wunused-parameter -Wcast-align -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls -Wold-style-definition -Wno-pointer-sign -c /src/usr.bin/grep/regex/hashtable.c
cc -O2 -pipe  -I/src/usr.bin/grep/regex -I/usr/include/gnu -std=gnu99 -fstack-protector -Wsystem-headers -Werror -Wall -Wno-format-y2k -W -Wno-unused-parameter -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch -Wshadow -Wunused-parameter -Wcast-align -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls -Wold-style-definition -Wno-pointer-sign -c /src/usr.bin/grep/regex/tre-compile.c
cc -O2 -pipe  -I/src/usr.bin/grep/regex -I/usr/include/gnu -std=gnu99 -fstack-protector -Wsystem-headers -Werror -Wall -Wno-format-y2k -W -Wno-unused-parameter -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch -Wshadow -Wunused-parameter -Wcast-align -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls -Wold-style-definition -Wno-pointer-sign -c /src/usr.bin/grep/regex/tre-fastmatch.c
cc1: warnings being treated as errors
/src/usr.bin/grep/regex/tre-fastmatch.c: In function 'tre_match_fast':
/src/usr.bin/grep/regex/tre-fastmatch.c:961: warning: comparison of unsigned expression < 0 is always false
*** Error code 1

Stop in /src/usr.bin/grep.
*** Error code 1

Stop in /src/usr.bin.
*** Error code 1

Stop in /src.
*** Error code 1

Stop in /src.
*** Error code 1

Stop in /src.
TB --- 2011-10-05 17:56:44 - WARNING: /usr/bin/make returned exit code  1 
TB --- 2011-10-05 17:56:44 - ERROR: failed to build world
TB --- 2011-10-05 17:56:44 - 5638.36 user 975.27 system 7003.75 real


http://tinderbox.freebsd.org/tinderbox-head-HEAD-i386-i386.full