https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68791
Markus Trippelsdorf <trippels at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |trippels at gcc dot gnu.org Component|c++ |lto Severity|blocker |normal --- Comment #1 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- Have you rebuild all the object files with 5.3? If not run "make clean" and try again.