lsb-appchk3 version 3.2.2-1.1 failed to build in oneiric

lsb-appchk3 version 3.2.2-1.1 failed to build in oneiric
Link to failed build: https://launchpad.net/ubuntu/+archive/test-rebuild-20110816/+build/2704306

Details about the rebuild:
http://people.ubuntuwire.org/~wgrant/rebuild-ftbfs-test/test-rebuild-20110816-oneiric.html

Direct link to the build log: https://launchpad.net/ubuntu/+archive/test-rebuild-20110816/+build/2704306/+files/buildlog_ubuntu-oneiric-amd64.lsb-appchk3_3.2.2-1.1_FAILEDTOBUILD.txt.gz

This log snippet might be of interest, since it triggered the matcher 'Purging chroot-autobuild'.
Excerpt 279 lines into the build log:

sections.c:71:9: error: variable 'bits1' set but not used [-Werror=unused-but-set-variable]
sections.c: In function 'checkSYMBOLS':
sections.c:140:10: error: variable 'syms1' set but not used [-Werror=unused-but-set-variable]
sections.c: In function 'checkREL':
sections.c:195:10: error: variable 'rel1' set but not used [-Werror=unused-but-set-variable]
sections.c: In function 'checkRELA':
sections.c:228:11: error: variable 'rel1' set but not used [-Werror=unused-but-set-variable]
cc1: all warnings being treated as errors

make[2]: *** [sections.o] Error 1
make[2]: Leaving directory `/build/buildd/lsb-appchk3-3.2.2/tests/misc/elfchk'
make[1]: *** [all] Error 2
make[1]: Leaving directory `/build/buildd/lsb-appchk3-3.2.2'
make: *** [build-stamp] Error 2
dpkg-buildpackage: error: debian/rules build gave error exit status 2
******************************************************************************
Build finished at 20110822-0655
FAILED [dpkg-buildpackage died]
Purging chroot-autobuild/build/buildd/lsb-appchk3-3.2.2