https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102844
--- Comment #12 from Richard Biener <rguenth at gcc dot gnu.org> --- (In reply to Martin Liška from comment #10) > (In reply to Richard Biener from comment #9) > > (In reply to Martin Liška from comment #8) > > > Using x86_64 compiler, the issue is fixed on master after > > > r10-1420-g744fd446c321f78f and started with r9-6384-g1a438d160e1dc845. > > > > Can you continue searching for a fix with -fdisable-tree-fre4 (r10-1420 > > added FRE4 before DOM3). > > Sure, then it gets fixed with r11-408-g84935c9822183ce4. -fno-tree-sink?