https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77770
Vladimir Makarov <vmakarov at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |vmakarov at gcc dot gnu.org --- Comment #7 from Vladimir Makarov <vmakarov at gcc dot gnu.org> --- I can not reproduce it anymore on the test in comment #3. There were a few changes in LRA code (insn alternative) selection heuristics last 3 months. I guess they solved the problem.