X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=merge-base.c;h=4856ca01c33896843c366f3fb5edadd2ea3ced37;hb=ae448e3854d8b6e7e37aa88fa3917f5dd97f3210;hp=f0dc06ef5546b148fe20d3b1061c7eae0d262cce;hpb=b9895c06882c0e395a2d22c3649e53bd342b535e;p=git.git

diff --git a/merge-base.c b/merge-base.c
index f0dc06ef..4856ca01 100644
--- a/merge-base.c
+++ b/merge-base.c
@@ -82,8 +82,9 @@ static struct commit *interesting(struct commit_list *list)
  * commit B.
  *
  *
- * Another pathological example how this thing can fail to mark an ancestor
- * of a merge base as UNINTERESTING without the postprocessing phase.
+ * Another pathological example how this thing used to fail to mark an
+ * ancestor of a merge base as UNINTERESTING before we introduced the
+ * postprocessing phase (mark_reachable_commits).
  *
  *		  2
  *		  H
@@ -118,7 +119,9 @@ static struct commit *interesting(struct commit_list *list)
  *	 D7			2 3 7 7 3 2 1 2
  *	 E7			2 3 7 7 7 2 1 2
  *
- * and we end up showing E as an interesting merge base.
+ * and we ended up showing E as an interesting merge base.
+ * The postprocessing phase re-injects C and continues traversal
+ * to contaminate D and E.
  */
 
 static int show_all = 0;