https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78365
--- Comment #12 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Andrew Pinski from comment #11) > (In reply to Andrew Senkevich from comment #10) > > This commit breaks 5 SPEC CPU 2006 benchmarks (416.gamess, 454.calculix, > > 459.GemsFDTD, 465.tonto, 481.wrf) with ICE on x86_64 (and looks like on > > aarch64 the same - https://gcc.gnu.org/ml/gcc/2017-01/msg00126.html). > > Looks like a GC issue as I was reducing the code but removing the comments > and empty lines caused the testcase to no longer crash. Adding --param > ggc-min-expand=1 --param ggc-min-heapsize=1 allowed it to ICE now. Filed the reduced testcase as PR 79108.