https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61360
--- Comment #8 from David Binderman <dcb314 at hotmail dot com> --- Not sure if same or different - I am seeing ChooseInitialTour.c:177:1: internal compiler error: in lra_update_insn_recog_data, at lra.c:1218 from trunk 20140820. ice goes away when I remove -march=native.