On Tue, Jun 20, 2017 at 11:50 AM, David Malcolm <dmalc...@redhat.com> wrote: >> + ob->next_free = p + type_start + type_len;
I'm uncomfortable with modifying the obstack directly. Why not use obstack_free? I guess for that you'd want to change type_start to a pointer and get it from obstack_next_free. Jason