https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89260
--- Comment #8 from Martin Liška <marxin at gcc dot gnu.org> --- (In reply to ohaiziejohwahkeezuoz from comment #6) > One question. Are the LTO object files built with gcc 8.2.0 supposed to be > compatible with those built with 8.2 branch tip? I have static library > dependencies that are also compiled with LTO, but with gcc 8.2.0. > > Gcc doesn't complain about any version mismatch though. We have a LTO bytecode check, so that should be fine. However I would start with excluding of these static archives from the linking command line. Maybe we forgot to bump LTO format in between 8.2.0 and 8.2 tip.