https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92474
--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Note, starting with r273603, the trunk doesn't tail call optimize this either even without -fsanitize=, unless -fno-tree-sra.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92474
--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Note, starting with r273603, the trunk doesn't tail call optimize this either even without -fsanitize=, unless -fno-tree-sra.