tailrec: cleanup
rm_bads: cleanup, use C99
simply remove End keepalive instead of replacing it with Bad
ldstopt: cleanup, use C99
fix documentation of tr_verify()
ldstopt: remove exception removal case: localopts already do that
add more const qualifiers to hook_merge_nodes()
revert feab72ba1f8705e22de611603d0d668c826743b8 to avoid compiler warnings
amd64: add missing mem_proj handling
fix warnings
make initializer dumping more robust against invalid initializers