https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71089
--- Comment #4 from Jan Hubicka <hubicka at ucw dot cz> --- > --- Comment #3 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- > Also happens when building Firefox with -flto: > > trippels@gcc2-power8 gecko-dev % cat out | grep "nternal compi" > lto1: internal compiler error: in lto_output_node, at lto-cgraph.c:473 > lto1: internal compiler error: Segmentation fault > lto1: internal compiler error: Segmentation fault > lto1: internal compiler error: in lto_output_node, at lto-cgraph.c:473 > lto1: internal compiler error: Segmentation fault > lto1: internal compiler error: in lto_output_node, at lto-cgraph.c:473 > lto1: internal compiler error: in lto_output_node, at lto-cgraph.c:473 > lto1: internal compiler error: in lto_output_node, at lto-cgraph.c:473 > lto1: internal compiler error: Segmentation fault Weird, Firefox and xlanacbmk builds for me. I will try to reproduce it today. Honza