[PATCH v2 2/2] reachable: Add HEADs of all worktrees to reachability analysis

[manishearth]

From: Manish Goregaokar <manishea...@gmail.com>

* reachable.c:
  mark_reachable_objects: Include other worktrees

Signed-off-by: Manish Goregaokar <manishea...@gmail.com>
---
 reachable.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/reachable.c b/reachable.c
index d0199ca..439708e 100644
--- a/reachable.c
+++ b/reachable.c
@@ -178,6 +178,9 @@ void mark_reachable_objects(struct rev_info *revs, int 
mark_reflog,
        /* detached HEAD is not included in the list above */
        head_ref(add_one_ref, revs);
 
+       /* worktrees are not included in either */
+       for_each_worktree_ref(add_one_ref, revs);
+
        /* Add all reflog info */
        if (mark_reflog)
                add_reflogs_to_pending(revs, 0);
-- 
2.10.1