On Mon, Sep 24, 2018 at 4:58 PM Derrick Stolee via GitGitGadget <gitgitgadget@xxxxxxxxx> wrote: > diff --git a/commit-reach.c b/commit-reach.c > @@ -544,20 +544,42 @@ int can_all_from_reach_with_flag(struct object_array *from, > { > + from_one = deref_tag(the_repository, from_one, > + "a from object", 0); > + if (!from_one || from_one->type != OBJ_COMMIT) { > + /* no way to tell if this is reachable by > + * looking at the ancestry chain alone, so > + * leave a note to ourselves not to worry about > + * this object anymore. > + */ Style nit: /* * Multi-line comment * formatting. */