https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71937
--- Comment #13 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- (In reply to Jean-Michel Dubois from comment #12) > I tried with -O1 and the maximum memory I can allocate to VMWare, 6 Gb. gcc > still fails after 6 minutes. Yes. gcc-4.9.3 and 5.4 need slightly less than 8 GB with -O2. gcc-6 and trunk use 2 GB.