Created attachment 309273 [details] build.log x-deltat.y: In function ‘yyparse’: deltat.c:1279:6: warning: assuming pointer wraparound does not occur when comparing P +- C1 with P +- C2 [-Wstrict-overflow] deltat.c:1279:6: warning: assuming pointer wraparound does not occur when comparing P +- C1 with P +- C2 [-Wstrict-overflow] deltat.c:1279:6: warning: assuming pointer wraparound does not occur when comparing P +- C1 with P +- C2 [-Wstrict-overflow] deltat.c:1694:12: error: ‘yylval’ may be used uninitialized in this function [-Werror=maybe-uninitialized] deltat.c:1198:9: note: ‘yylval’ was declared here cc1: some warnings being treated as errors Portage 2.2.0_alpha100 (hardened/linux/amd64/selinux, gcc-4.7.0, glibc-2.15, 3.4.0-rc3-custom x86_64) ================================================================= System Settings ================================================================= System uname: Linux-3.4.0-rc3-custom-x86_64-Intel-R-_Core-TM-2_Quad_CPU_Q9300_@_2.50GHz-with-gentoo-2.1 Timestamp of tree: Tue, 17 Apr 2012 14:15:01 +0000 ccache version 3.1.7 [disabled] app-shells/bash: 4.2_p24 dev-java/java-config: 2.1.11-r3 dev-lang/python: 2.7.3, 3.2.2-r1 dev-util/ccache: 3.1.7 dev-util/cmake: 2.8.7-r5 dev-util/pkgconfig: 0.26 sys-apps/baselayout: 2.1 sys-apps/openrc: 0.9.9.3 sys-apps/sandbox: 2.5 sys-devel/autoconf: 2.13, 2.68 sys-devel/automake: 1.11.5 sys-devel/binutils: 2.22-r1 sys-devel/gcc: 4.6.3::hardened-dev, 4.7.0::hardened-dev sys-devel/gcc-config: 1.7 sys-devel/libtool: 2.4.2 sys-devel/make: 3.82-r3 sys-kernel/linux-headers: 3.3 (virtual/os-headers) sys-libs/glibc: 2.15::custom Repositories: gentoo systemd hardened-dev custom Installed sets: @custom-initramfs-rebuild, @custom-protected, @custom-selibs-rebuild ACCEPT_KEYWORDS="amd64 ~amd64" ACCEPT_LICENSE="* -@EULA" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-Wall -Wextra -march=native -pipe -O3 -fno-tree-vectorize" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/share/config /usr/share/gnupg/qualified.txt /var/bind" CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/env.d/java/ /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/splash /etc/terminfo" CXXFLAGS="-Wall -Wextra -march=native -pipe -O3 -fno-tree-vectorize" DISTDIR="/usr/portage/distfiles" EMERGE_DEFAULT_OPTS="--quiet-build=n" FEATURES="assume-digests binpkg-logs collision-protect distlocks ebuild-locks fixlafiles multilib-strict news parallel-fetch preserve-libs protect-owned sandbox selinux sesandbox sfperms split-elog split-log strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync webrsync-gpg xattr" FFLAGS="" GENTOO_MIRRORS="http://mirrors.163.com/gentoo http://distfiles.gentoo.org" LANG="en_US.UTF-8" LDFLAGS="-Wl,-O1 -Wl,--as-needed -Wl,--hash-style=gnu -Wl,--sort-common -Wl,--sort-section=alignment" LINGUAS="en en_US zh zh_CN" MAKEOPTS="V=1 -j10" PKGDIR="/usr/portage/packages" PORTAGE_COMPRESS="xz" PORTAGE_COMPRESS_FLAGS="-9ef" PORTAGE_CONFIGROOT="/" PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/var/lib/layman/systemd /var/lib/layman/hardened-development /usr/local/portage" SYNC="rsync://mirrors.xmu.edu.cn/gentoo-portage" USE="X acl alsa amd64 audit bash-completion berkdb bzip2 c++0x cairo caps cli cracklib crypt cxx dbus dri gdbm gmp gnome gpm gtk gtk3 hardened iconv ipv6 jit jpeg jpeg2k justify mmx modules mudflap multilib ncurses nls nptl nptlonly open_perms opengl openmp pam pcre png pppd pulseaudio qt4 readline selinux session sse sse2 ssl svg sysfs systemd tcpd threads tiff unicode urandom vim-syntax xattr xinetd xorg zlib" ALSA_CARDS="hda-intel" ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mmap_emul mulaw multi null plug rate route share shm softvol" APACHE2_MODULES="actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" DRACUT_MODULES="btrfs caps dmsquash-live gensplash livenet lvm nbd nfs plymouth ssh-client syslog" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ubx" GRUB_PLATFORMS="pc" INPUT_DEVICES="evdev" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LINGUAS="en en_US zh zh_CN" PHP_TARGETS="php5-3" QEMU_SOFTMMU_TARGETS="x86_64" RUBY_TARGETS="ruby18 ruby19" USERLAND="GNU" VIDEO_CARDS="nouveau nvidia" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account" Unset: CPPFLAGS, CTARGET, INSTALL_MASK, LC_ALL, PORTAGE_BUNZIP2_COMMAND, PORTAGE_RSYNC_EXTRA_OPTS, USE_PYTHON ================================================================= Package Settings ================================================================= app-crypt/mit-krb5-1.10.1-r2 was built with the following: USE="keyutils (multilib) pkinit (selinux) threads xinetd -doc -openldap -test" CFLAGS="-Wall -Wextra -march=native -pipe -O3 -fno-tree-vectorize -I/usr/include/et -fno-strict-aliasing -fno-strict-overflow" CXXFLAGS="-Wall -Wextra -march=native -pipe -O3 -fno-tree-vectorize -I/usr/include/et -fno-strict-aliasing -fno-strict-overflow"
Created attachment 309275 [details, diff] uninitialized.patch
As this is generated code, we can ignore the warning. in CVS.