https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77954
--- Comment #6 from Thomas Schwinge <tschwinge at gcc dot gnu.org> --- (In reply to Martin Liška from comment #4) > Remove LTO_STREAMER_DEBUG ([...]). Thanks! I'm fine with that -- but you do have verified that it's really just LTO_STREAMER_DEBUG that was broken, and not some lingering OMP/SIMD problem?