[head tinderbox] failure on powerpc/powerpc

TB --- 2014-02-24 23:23:18 - tinderbox 2.20 running on freebsd-current.sentex.ca
TB --- 2014-02-24 23:23:18 - FreeBSD freebsd-current.sentex.ca 8.3-PRERELEASE FreeBSD 8.3-PRERELEASE #0: Mon Mar 26 13:54:12 EDT 2012     des_at_freebsd-current.sentex.ca:/usr/obj/usr/src/sys/GENERIC  amd64
TB --- 2014-02-24 23:23:18 - starting HEAD tinderbox run for powerpc/powerpc
TB --- 2014-02-24 23:23:18 - cleaning the object tree
TB --- 2014-02-24 23:23:18 - /usr/local/bin/svn stat /src
TB --- 2014-02-24 23:23:22 - At svn revision 262455
TB --- 2014-02-24 23:23:23 - building world
TB --- 2014-02-24 23:23:23 - CROSS_BUILD_TESTING=YES
TB --- 2014-02-24 23:23:23 - MAKEOBJDIRPREFIX=/obj
TB --- 2014-02-24 23:23:23 - PATH=/usr/bin:/usr/sbin:/bin:/sbin
TB --- 2014-02-24 23:23:23 - SRCCONF=/dev/null
TB --- 2014-02-24 23:23:23 - TARGET=powerpc
TB --- 2014-02-24 23:23:23 - TARGET_ARCH=powerpc
TB --- 2014-02-24 23:23:23 - TZ=UTC
TB --- 2014-02-24 23:23:23 - __MAKE_CONF=/dev/null
TB --- 2014-02-24 23:23:23 - cd /src
TB --- 2014-02-24 23:23:23 - /usr/bin/make -B buildworld
>>> Building an up-to-date make(1)
>>> World build started on Mon Feb 24 23:23:29 UTC 2014
>>> 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
[...]
===> lib/libiconv_modules/UTF8 (all)
cc  -fpic -DPIC  -O2 -pipe  -I/src/lib/libiconv_modules/UTF8/../../libc/iconv -Dbool=_Bool -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/lib/libiconv_modules/UTF8/citrus_utf8.c -o citrus_utf8.So
building shared library libUTF8.so.4
===> lib/libiconv_modules/VIQR (all)
cc  -fpic -DPIC  -O2 -pipe  -I/src/lib/libiconv_modules/VIQR/../../libc/iconv -Dbool=_Bool -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/lib/libiconv_modules/VIQR/citrus_viqr.c -o citrus_viqr.So
cc1: warnings being treated as errors
/src/lib/libiconv_modules/VIQR/citrus_viqr.c: In function '_citrus_VIQR_encoding_module_init':
/src/lib/libiconv_modules/VIQR/citrus_viqr.c:460: warning: comparison of unsigned expression < 0 is always false
*** Error code 1

Stop.
bmake[5]: stopped in /src/lib/libiconv_modules/VIQR
*** Error code 1

Stop.
bmake[4]: stopped in /src/lib/libiconv_modules
*** Error code 1

Stop.
bmake[3]: stopped in /src/lib
*** Error code 1

Stop.
bmake[2]: stopped in /src
*** Error code 1

Stop.
bmake[1]: stopped in /src
*** Error code 1

Stop.
bmake: stopped in /src
*** Error code 1

Stop in /src.
TB --- 2014-02-25 00:00:24 - WARNING: /usr/bin/make returned exit code  1 
TB --- 2014-02-25 00:00:24 - ERROR: failed to build world
TB --- 2014-02-25 00:00:24 - 1733.25 user 338.78 system 2225.26 real


http://tinderbox.freebsd.org/tinderbox-head-build-HEAD-powerpc-powerpc.full