https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81224
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Sure, and both tsan.c and ubsan.c already have some if (VAR_P (base) && DECL_HARD_REGISTER (base)) bail out; tests, but asan.c doesn't (and should).