>>> Emerging (1 of 5) app-pda/pilot-link-0.12.2 to / [..] cc1: warnings being treated as errors address.c: In function 'unpack_AddressAppInfo': address.c:212: warning: initialization discards qualifiers from pointer target type address.c: In function 'pack_AddressAppInfo': address.c:280: warning: passing argument 1 of 'strcpy' discards qualifiers from pointer target type address.c:282: warning: passing argument 1 of 'strcpy' discards qualifiers from pointer target type address.c:301: warning: passing argument 1 of 'strcpy' discards qualifiers from pointer target type address.c:303: warning: passing argument 1 of 'strcpy' discards qualifiers from pointer target type make[2]: *** [libpisock_la-address.lo] Error 1 make[2]: *** Waiting for unfinished jobs.... i686-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -I../include -I../include -pthread -O2 -march=pentium4 -pipe -fomit-frame-pointer -Werror -MT libpisock_la-unixserial.lo -MD -MP -MF .deps/libpisock_la-unixserial.Tpo -c unixserial.c -o libpisock_la-unixserial.o >/dev/null 2>&1 cc1: warnings being treated as errors libusb.c: In function 'u_write': libusb.c:471: warning: passing argument 3 of 'usb_bulk_write' discards qualifiers from pointer target type make[2]: *** [libpisock_la-libusb.lo] Error 1 make[1]: *** [all-recursive] Error 1 make: *** [all] Error 2 * * ERROR: app-pda/pilot-link-0.12.2 failed. * Call stack: * ebuild.sh, line 1684: Called dyn_compile * ebuild.sh, line 1020: Called qa_call 'src_compile' * ebuild.sh, line 44: Called src_compile * pilot-link-0.12.2.ebuild, line 73: Called die * The specific snippet of code: * emake || die "emake failed" * The die message: * emake failed * * If you need support, post the topmost build error, and the call stack if relevant. * A complete build log is located at '/var/log/emerge/app-pda:pilot-link-0.12.2:20071006-164440.log'. * !!! When you file a bug report, please include the following information: GENTOO_VM= CLASSPATH="." JAVA_HOME="/etc/java-config-2/current-system-vm" JAVACFLAGS="" COMPILER="" and of course, the output of emerge --info Reproducible: Always Steps to Reproduce: emerge --info: Portage 2.1.3.11 (default-linux/x86/2006.1, gcc-4.1.2, glibc-2.6.1-r0, 2.6.20-hardened-r6-sharkbait i686) ================================================================= System uname: 2.6.20-hardened-r6-sharkbait i686 Intel(R) Pentium(R) 4 CPU 3.00GHz Timestamp of tree: Fri, 05 Oct 2007 20:00:01 +0000 distcc 2.18.3 i686-pc-linux-gnu (protocols 1 and 2) (default port 3632) [disabled] ccache version 2.4 [enabled] app-shells/bash: 3.2_p17 dev-java/java-config: 1.3.7, 2.0.33-r1 dev-lang/python: 2.3.5-r3, 2.4.4-r5 dev-python/pycrypto: 2.0.1-r6 dev-util/ccache: 2.4-r7 sys-apps/baselayout: 1.12.9-r2 sys-apps/sandbox: 1.2.17 sys-devel/autoconf: 2.13, 2.61-r1 sys-devel/automake: 1.5, 1.7.9-r1, 1.8.5-r3, 1.9.6-r2, 1.10 sys-devel/binutils: 2.17-r1 sys-devel/gcc-config: 1.3.16 sys-devel/libtool: 1.5.24 virtual/os-headers: 2.6.22-r2 ACCEPT_KEYWORDS="x86" CBUILD="i686-pc-linux-gnu" CFLAGS=" -O2 -march=pentium4 -pipe -fomit-frame-pointer" CHOST="i686-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/kde/3.5/env /usr/kde/3.5/share/config /usr/kde/3.5/shutdown /usr/share/X11/xkb /usr/share/config /var/qmail/alias /var/qmail/control" CONFIG_PROTECT_MASK="/etc/env.d /etc/env.d/java/ /etc/gconf /etc/php/apache2-php5/ext-active/ /etc/php/cgi-php5/ext-active/ /etc/php/cli-php5/ext-active/ /etc/revdep-rebuild /etc/splash /etc/terminfo /etc/texmf/web2c" CXXFLAGS=" -O2 -march=pentium4 -pipe -fomit-frame-pointer" DISTDIR="/usr/portage/distfiles" EMERGE_DEFAULT_OPTS="--nospinner" FEATURES="ccache distlocks metadata-transfer parallel-fetch sandbox sfperms strict unmerge-orphans userfetch userpriv usersandbox" GENTOO_MIRRORS="http://linux.rz.ruhr-uni-bochum.de/download/gentoo-mirror/ ftp://ftp.join.uni-muenster.de/pub/linux/distributions/gentoo" LINGUAS="de" MAKEOPTS="-j5 -s" PKGDIR="/usr/portage/packages" PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --delete-after --stats --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages --filter=H_**/files/digest-*" PORTAGE_TMPDIR="/var/tmp/" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/usr/local/portage-local /usr/local/portage-silbe /usr/portage/local/layman/portage-budzi /usr/portage/local/layman/gentoo-de /usr/portage/local/layman/break-my-gentoo-main /usr/portage/local/layman/wrobel /usr/portage/local/layman/trauma /usr/portage/local/layman/xeffects /usr/portage/local/layman/hanno-xgl" SYNC="rsync://rsync.gentoo.org/gentoo-portage" USE="X aac aalib acl acpi alsa apache2 bash-completion berkdb bitmap-fonts branding cairo cli cracklib crypt cups dbus divx dlloader dri dvd dvdr encode ffmpeg flac fortran gd gdbm geldkarte glitz gpm gtk2 hal hbci iconv imap ipv6 isdnlog jack jpeg kde kdeenablefinal kerberos ldap libcaca lirc lm_sensors midi mmx mp3 mpeg mudflap mysql nas ncurses nls nogcj nptl nptlonly objc opengl openmp pam pcre pda pdflib perl png postgres ppds pppd python qt qt3 qt4 readline reflection samba scanner scsh sdl session smp spl sse sse2 ssl tcpd threads truetype-fonts type1-fonts unicode usb x86 xface xinerama xorg xprint xvid zlib" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1 emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mulaw multi null plug rate route share shm softvol" ELIBC="glibc" INPUT_DEVICES="keyboard mouse" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LINGUAS="de" LIRC_DEVICES="hauppauge" USERLAND="GNU" VIDEO_CARDS="nv nvidia vesa" Unset: CTARGET, INSTALL_MASK, LANG, LC_ALL, LDFLAGS, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS
-Werror is retarded, upstream really should know better.
They do know better because they have a configure switch for -Werror and it's actually set to --disable-compile-werror by default. The only problem with that was that it breaks under some circumstances. Fixed in CVS.