Upon running './ardour', ardour crashes immediately (before GUI) and prints "Illegal instruction" to the shell. Reproducible: Always Steps to Reproduce: 1. 2. 3. Portage 2.0.52-r1 (default-linux/x86/2005.0, gcc-3.4.4, glibc-2.3.5-r1, 2.6.12-gentoo-r9 i686) ================================================================= System uname: 2.6.12-gentoo-r9 i686 VIA Ezra Gentoo Base System version 1.6.13 ccache version 2.4 [disabled] dev-lang/python: 2.4.1-r1 sys-apps/sandbox: 1.2.13 sys-devel/autoconf: 2.13, 2.59-r7 sys-devel/automake: 1.6.3, 1.9.6 sys-devel/binutils: 2.16.1 sys-devel/libtool: 1.5.20 virtual/os-headers: 2.6.11-r2 ACCEPT_KEYWORDS="x86 ~x86" AUTOCLEAN="yes" CBUILD="i686-pc-linux-gnu" CFLAGS="-O2 -mcpu=i686 -fomit-frame-pointer" CHOST="i686-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/kde/2/share/config /usr/kde/3.4/env /usr/kde/3.4/share/config /usr/kde/3.4/shutdown /usr/kde/3/share/config /usr/lib/X11/xkb /usr/share/config /var/qmail/control" CONFIG_PROTECT_MASK="/etc/gconf /etc/terminfo /etc/texmf/web2c /etc/env.d" CXXFLAGS="-O2 -mcpu=i686 -fomit-frame-pointer" DISTDIR="/usr/portage/distfiles" FEATURES="autoconfig distlocks sandbox sfperms strict" GENTOO_MIRRORS="http://distfiles.gentoo.org http://distro.ibiblio.org/pub/Linux/distributions/gentoo" MAKEOPTS="-j2" PKGDIR="/usr/portage/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/usr/local/portage" SYNC="rsync://rsync.gentoo.org/gentoo-portage" USE="x86 3dnow X aac alsa apm avi berkdb bitmap-fonts crypt cscope cups curl dvd eds emboss fam flac foomaticdb fortran gdbm gif gnome gpm gstreamer gtk gtk2 i8x0 imagemagick imlib ipv6 jack java jpeg kde ldap libg++ libwww live mad mikmod mmx motif mp3 mpeg ncurses nls ogg oggvorbis opengl oss pam pdflib perl png postgres ppds python qt quicktime readline real ruby sdl slang spell sqlite ssl tcltk tcpd tetex threads tiff truetype truetype-fonts type1-fonts vidix vorbis win32codecs xml2 xmms xv xvmc zlib userland_GNU kernel_linux elibc_glibc" Unset: ASFLAGS, CTARGET, LANG, LC_ALL, LDFLAGS, LINGUAS
Which ardour version? Which jack-audio-connection-kit version? How did you start jack? Can you try an strace or gdb to get a little more useful info please?
The ezra is probably not 100% i686 compatible, so your options made it compile with illegal instructions for your CPU.