commit: use timestamp_t for author_date_slab

diff --git a/commit.c b/commit.c
index 99a62b90ee29280d9fb455d2907bb6885ca0fab6..801b6dc11fd493c66c91282481c9cd8494c7631b 100644 (file)
--- a/commit.c
+++ b/commit.c
@@ -588,7 +588,7 @@ struct commit *pop_commit(struct commit_list **stack)
 define_commit_slab(indegree_slab, int);
 
 /* record author-date for each commit object */
-define_commit_slab(author_date_slab, unsigned long);
+define_commit_slab(author_date_slab, timestamp_t);
 
 static void record_author_date(struct author_date_slab *author_date,
                               struct commit *commit)