Re: [gentoo-science] running 4.4.1

[Thomas Kahle]

Hi,

> I think this is an error we already had and solved before - please send us
> your emerge --info and uname -a on the pc you compiled sage-core. You may also
> try to change the line in src_prepare() in sage-core:

I'm on x86 mostly stable (glibc-2.11.1 is installed for archtesting...),
and indeed -fno-strict-aliasing solves this. Here is the other stuff for
reference:

denkmatte bin # uname -a
Linux denkmatte 2.6.33-gentoo #1 SMP PREEMPT Mon Mar 29 21:48:35 EDT
2010 i686 Intel(R) Core(TM)2 Duo CPU L7500 @ 1.60GHz GenuineIntel GNU/Linux

denkmatte bin # emerge --info
Portage 2.1.8.3 (default/linux/x86/10.0/desktop, gcc-4.3.4,
glibc-2.11.1-r0, 2.6.33-gentoo i686)
=================================================================
System uname:
Linux-2.6.33-gentoo-i686-Intel-R-_Core-TM-2_Duo_CPU_L7500_@_1.60GHz-with-gentoo-2.0.1
Timestamp of tree: Thu, 06 May 2010 05:30:01 +0000
ccache version 2.4 [enabled]
app-shells/bash:     4.0_p37
dev-java/java-config: 2.1.10
dev-lang/python:     2.6.4-r99
dev-python/pycrypto: 2.1.0_beta1
dev-util/ccache:     2.4-r7
dev-util/cmake:      2.6.4-r3
sys-apps/baselayout: 2.0.1
sys-apps/openrc:     0.6.0-r1
sys-apps/sandbox:    1.6-r2
sys-devel/autoconf:  2.13, 2.65
sys-devel/automake:  1.5, 1.9.6-r3, 1.10.3, 1.11.1
sys-devel/binutils:  2.20.1
sys-devel/gcc:       4.3.4
sys-devel/gcc-config: 1.4.1
sys-devel/libtool:   2.2.6b
virtual/os-headers:  2.6.30-r1
ACCEPT_KEYWORDS="x86"
ACCEPT_LICENSE="*"
CBUILD="i686-pc-linux-gnu"
CFLAGS="-march=core2 -O2 -pipe"
CHOST="i686-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/X11/xkb /usr/share/config /var/lib/hsqldb"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d
/etc/env.d/java/ /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release
/etc/php/apache2-php5/ext-active/ /etc/php/cgi-php5/ext-active/
/etc/php/cli-php5/ext-active/ /etc/revdep-rebuild /etc/sandbox.d
/etc/terminfo /etc/texmf/language.dat.d /etc/texmf/language.def.d
/etc/texmf/updmap.d /etc/texmf/web2c"
CXXFLAGS="-march=core2 -O2 -pipe"
DISTDIR="/usr/portage/distfiles"
FEATURES="assume-digests ccache collision-protect distlocks fixpackages
news parallel-fetch protect-owned sandbox sfperms splitdebug strict
unmerge-logs unmerge-orphans userfetch"
GENTOO_MIRRORS="ftp://gentoo.cites.uiuc.edu/pub/gentoo/
ftp://mirror.its.uidaho.edu/gentoo/
ftp://mirrors.linuxant.fr/distfiles.gentoo.org/"
LANG="en_US.UTF-8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed"
LINGUAS="en en_US de ja es fr it"
MAKEOPTS="-j3"
PKGDIR="/usr/portage/packages"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_EXTRA_OPTS="--timeout=300"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times
--compress --force --whole-file --delete --stats --timeout=180
--exclude=/distfiles --exclude=/local --exclude=/packages"
PORTAGE_TMPDIR="/var/tmp"
PORTDIR="/usr/portage"
PORTDIR_OVERLAY="/usr/local/portage/layman/sunrise
/usr/local/portage/tom-overlay /home/tom/gentoo/sci
/home/tom/gentoo/sage-on-gentoo"
SYNC="rsync://rsync.gentoo.org/gentoo-portage"
USE="X a52 aac acl acpi alsa anthy apache2 avahi bash-completion berkdb
bluetooth branding bzip2 cairo cddb cdparanoia cdr cjk cli consolekit
cracklib crypt ctype cups curl cxx daap dbus djvu dri dts dvd dvdr emacs
encode exif expat fam fbcon ffmpeg firefox flac fortran ftp gd gdbm gif
gimp glut gmp gnome gnome-keyring gnutls gpm graphviz gstreamer gtk
guile hal hdaps iconv ieee1394 imagemagick imap imlib ipod ipv6 java
javascript jpeg kde latex lcms ldap leim libnotify lm_sensors m17n-lib
mad migemo mikmod mime mmx mng modules mp3 mp4 mpeg mplayer mudflap mule
musicbrainz mysql mysqli ncurses nls nptl nptlonly nsplugin obex ocaml
ogg oggvorbis openal opengl openmp pam pango pcmcia pcre pdf perl php
plasma plotutils png policykit ppds pppd python qt3support qt4 readline
reflection samba sasl sdl semantic-desktop session slang smartcard spell
spl sqlite sqlite3 sse ssl startup-notification svg sysfs tcpd texlive
theora threads tiff tk truetype uim unicode usb v4l v4l2 visualization
vorbis wicd wifi win32codecs wxwindows x264 x86 xcb xcomposite xft xine
xinerama xml xorg xulrunner xv xvid zeroconf zlib zsh-completion"
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 mmap_emul mulaw
multi null plug rate route share shm softvol" APACHE2_MODULES="actions
alias auth_basic auth_digest authn_anon authn_dbd authn_dbm
authn_default authn_file authz_dbm authz_default authz_groupfile
authz_host authz_owner authz_user autoindex cache dav dav_fs dav_lock
dbd deflate dir disk_cache env expires ext_filter file_cache filter
headers ident imagemap include info log_config logio mem_cache mime
mime_magic negotiation proxy proxy_ajp proxy_balancer proxy_connect
proxy_http rewrite setenvif so speling status unique_id userdir
usertrack vhost_alias" DVB_CARDS="usb-dib0700" ELIBC="glibc"
INPUT_DEVICES="keyboard mouse evdev" KERNEL="linux" LCD_DEVICES="bayrad
cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text"
LINGUAS="en en_US de ja es fr it" RUBY_TARGETS="ruby18" USERLAND="GNU"
VIDEO_CARDS="intel" 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, EMERGE_DEFAULT_OPTS, FFLAGS, INSTALL_MASK,
LC_ALL, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS

Cheers,
Thomas

>
> if use amd64 ; then
>     append-flags -fno-strict-aliasing
> fi
>
> to
>
> if use <your-arch> ; then
>     append-flags -fno-strict-aliasing
> fi
>
> Cheers,
>
> Christopher


-- 
Thomas Kahle