Hi there, I just wanted to emerge kde-3.5.4 when I ecountered following problem. Kcalc, the second ebuild after kdelibs bailed out with: * You asked to enable hidden visibility, but your kdelibs was * built without its support. Please rebuild kdelibs with the * kdehiddenvisibility useflag enabled. But I had built kdelibs with it. At least I thought ;) The use flag was enabled, but configure showed: "checking whether x86_64-pc-linux-gnu-g++ supports -fvisibility=hidden... (cached) no" After disabling confcache configure shows right things again. (enabling again show wrong values) emerge --info Portage 2.1-r1 (default-linux/amd64/2006.0, gcc-4.1.0, glibc-2.3.6-r4, 2.6.17-gentoo-r4 x86_64) ================================================================= System uname: 2.6.17-gentoo-r4 x86_64 Mobile AMD Athlon(tm) 64 Processor 2800+ Gentoo Base System version 1.12.1 ccache version 2.3 [enabled] app-admin/eselect-compiler: [Not Present] dev-lang/python: 2.4.3-r1 dev-python/pycrypto: 2.0.1-r5 dev-util/ccache: 2.3 dev-util/confcache: 0.4.2-r1 sys-apps/sandbox: 1.2.17 sys-devel/autoconf: 2.13, 2.59-r7 sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6-r2 sys-devel/binutils: 2.16.1-r3 sys-devel/gcc-config: 1.3.13-r3 sys-devel/libtool: 1.5.22 virtual/os-headers: 2.6.11-r2 ACCEPT_KEYWORDS="amd64" AUTOCLEAN="yes" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-O2 -pipe" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/NX/etc /usr/NX/home /usr/kde/3.5/env /usr/kde/3.5/share/config /usr/kde/3.5/shutdown /usr/share/X11/xkb /usr/share/config /usr/share/texmf/dvipdfm/config/ /usr/share/texmf/dvips/config/ /usr/share/texmf/tex/generic/config/ /usr/share/texmf/tex/platex/config/ /usr/share/texmf/xdvi/" CONFIG_PROTECT_MASK="/etc/env.d /etc/gconf /etc/revdep-rebuild /etc/splash /etc/terminfo" CXXFLAGS="" DISTDIR="/usr/portage/distfiles" FEATURES="autoaddcvs autoconfig ccache confcache distlocks metadata-transfer parallel-fetch sandbox sfperms strict" GENTOO_MIRRORS="ftp://pandemonium.tiscali.de/pub/gentoo/ http://distfiles.gentoo.org" LANG="de_DE@euro" LC_ALL="de_DE@euro" LINGUAS="de" MAKEOPTS="-j2" 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'" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/usr/local/overlays/portage /usr/portage/local/layman/gentoo-de /usr/portage/local/layman/liquidx /usr/portage/local/layman/portage-xgl" SYNC="rsync://rsync.gentoo.org/gentoo-portage" USE="amd64 X a52 aac acpi alsa amarok amd arts artswrappersuid asf automount avi bash-completion berkdb bindist bitmap-fonts bjam bluetooth c++ cairo cdr cli crypt cups cvs dbus dlloader dri dts dv dvb dvd dvdr dvdread eds emboss emul-linux-x86 encode extras fbcon ffmpeg foomaticdb fortran gif gimp glitz glut glx gnome gphoto2 gpm gstreamer gtk gtk2 hal icq ieee1394 imap imlib irmc isdnlog java jingle jpeg jpeg2k kde kdeenablefinal kdehiddenvisibility kdepim kipi lm_sensors lzw lzw-tiff mad maildir mng mozcalendar mozilla mozsvg mp3 mpeg mplayer musicbrainz ncurses network nls nptl nsplugin ntfs ogg opengl pam pcmcia pcre pda pdf pdflib perforce perl pic png pppd python qt qt3 qt4 quickbook quicktime readline reflection rtc samba sasl sdl session slp spell spl ssl subversion svg sysfs tcltk tcpd theora threads tiff tk truetype truetype-fonts type1-fonts unicode usb vcd vorbis webdav wifi wma x264 xcomposite xine xinerama xml xml2 xorg xpm xv xvid zlib elibc_glibc input_devices_keyboard input_devices_mouse input_devices_synaptics kernel_linux linguas_de userland_GNU video_cards_vesa video_cards_radeon" Unset: CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LDFLAGS, PORTAGE_RSYNC_EXTRA_OPTS
*** This bug has been marked as a duplicate of 142569 ***
That's why confcache is package.masked.
Arg. Since when is it masked? Just saw it. I emerged it when is wasn't ;) Since this bug is no duplicate, but I just read: # confcache really needs more work before prime-time # please don't file bugs for this unless you also have a solution I changed it to closed. Sorry for that...