As mentioned on the list I think this issue is due to a bug in gcc/wxwidgets.
https://lists.debian.org/debian-gis/2014/08/msg00011.html As a workaround I will try building saga on arm/armel without gui support for now. -- To UNSUBSCRIBE, email to debian-bugs-rc-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org