The .gitinit does not want to play nice with my gdb so I am unable to get xbacktrace working. I'm also attaching the file in question that caused the segfault. See mixins.scssc. In GNU Emacs 24.4.50.1 (x86_64-unknown-linux-gnu, GTK+ Version 3.12.2) of 2014-05-14 on maden-tpk Repository revision: dmantipov@yandex.ru-20140514135537-sio0sbdobr9scwv0 Windowing system distributor `The X.Org Foundation', version 11.0.11601000 System Description: Arch Linux Configured using: `configure --prefix=/usr --sysconfdir=/etc --localstatedir=/var --libexecdir=/usr/lib --mandir=/usr/share/man --without-sound --with-xft --with-x-toolkit=gtk3 'CFLAGS=-march=x86-64 -mtune=generic -O2 -pipe -fstack-protector-strong --param=ssp-buffer-size=4' LDFLAGS= CPPFLAGS=-D_FORTIFY_SOURCE=2' Configured features: XPM JPEG TIFF GIF PNG RSVG DBUS GSETTINGS NOTIFY ACL LIBXML2 FREETYPE XFT ZLIB Important settings: value of $LANG: C locale-coding-system: nil Major mode: Circe Channel Minor modes in effect: recentf-mode: t tracking-mode: t show-paren-mode: t electric-pair-mode: t display-time-mode: t global-hl-line-mode: t flyspell-mode: t ido-everywhere: t shell-dirtrack-mode: t tooltip-mode: t electric-indent-mode: t mouse-wheel-mode: t file-name-shadow-mode: t global-font-lock-mode: t font-lock-mode: t auto-composition-mode: t auto-encryption-mode: t auto-compression-mode: t line-number-mode: t transient-mark-mode: t abbrev-mode: t Recent input: Recent messages: Load-path shadows: None found. Features: (shadow sort mail-extr emacsbug message idna rfc822 mml mml-sec mm-decode mm-bodies mm-encode mail-parse rfc2231 mailabbrev gmm-utils mailheader sendmail rfc2047 rfc2045 ietf-drums mail-utils misearch multi-isearch conf-mode autorevert filenotify dired tramp-sh tramp-cache recentf tree-widget wid-edit circe-tls tls epa-file epa epg epg-config circe-color-nicks circe lui-irc-colors lcs lui-format lui rx tracking shorten help-mode paren paredit eldoc tex-site info easymenu package elec-pair delsel cus-start cus-load rect-mark org-install dired-details ace-jump-mode time Deviant-theme web-mode multiple-cursors mc-separate-operations rectangular-region-mode mc-mark-more thingatpt mc-cycle-cursors mc-edit-lines multiple-cursors-core easy-mmode warnings rect init-c browse-kill-ring derived edmacro kmacro server hl-line flyspell ispell private-conf smex ido tramp tramp-compat auth-source eieio byte-opt bytecomp byte-compile cconv eieio-core gnus-util mm-util mail-prsvr password-cache tramp-loaddefs cl-macs trampver shell pcomplete comint ansi-color ring format-spec advice help-fns cl gv cl-loaddefs cl-lib time-date tooltip electric uniquify ediff-hook vc-hooks lisp-float-type mwheel x-win x-dnd tool-bar dnd fontset image regexp-opt fringe tabulated-list newcomment lisp-mode prog-mode register page menu-bar rfn-eshadow timer select scroll-bar mouse jit-lock font-lock syntax facemenu font-core frame cham georgian utf-8-lang misc-lang vietnamese tibetan thai tai-viet lao korean japanese hebrew greek romanian slovak czech european ethiopic indian cyrillic chinese case-table epa-hook jka-cmpr-hook help simple abbrev minibuffer nadvice loaddefs button faces cus-face macroexp files text-properties overlay sha1 md5 base64 format env code-pages mule custom widget hashtable-print-readable backquote make-network-process dbusbind gfilenotify dynamic-setting system-font-setting font-render-setting move-toolbar gtk x-toolkit x multi-tty emacs) Memory information: ((conses 16 293687 26298) (symbols 48 30513 0) (miscs 40 359 648) (strings 32 63975 7883) (string-bytes 1 1698438) (vectors 16 35188) (vector-slots 8 1450572 19630) (floats 8 7532 478) (intervals 56 4337 12) (buffers 960 34) (heap 1024 40343 2238))