https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88440
Martin Liška <marxin at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |NEW Assignee|marxin at gcc dot gnu.org |unassigned at gcc dot gnu.org --- Comment #17 from Martin Liška <marxin at gcc dot gnu.org> --- > > Hmm, so then it might be we run into some CFG complexity cut-off > before for PRE and RA but not after since the CFG should simplify > a lot if we make memcpy from all of the above loops... I guess so. Note that even without the patch the files takes 2 minutes to compile. It's somehow weird. I'm done with patch measurements, do you see it Richi beneficial to enable it with -O2?