Merge branch 'jc/merge-bases'

The get_merge_bases*() API was easy to misuse by careless
copy&paste coders, leaving object flags tainted in the commits that
needed to be traversed.

* jc/merge-bases:
  get_merge_bases(): always clean-up object flags
  bisect: clean flags after checking merge bases

1 files changed, 21 insertions, 8 deletions

diff --git a/commit.c b/commit.c
index a54cb9a454..a8c7577d28 100644
--- a/commit.c
+++ b/commit.c
@@ -867,7 +867,7 @@ struct commit_list *get_octopus_merge_bases(struct commit_list *in)
 
 		for (j = ret; j; j = j->next) {
 			struct commit_list *bases;
-			bases = get_merge_bases(i->item, j->item, 1);
+			bases = get_merge_bases(i->item, j->item);
 			if (!new)
 				new = bases;
 			else
@@ -936,10 +936,10 @@ static int remove_redundant(struct commit **array, int cnt)
 	return filled;
 }
 
-struct commit_list *get_merge_bases_many(struct commit *one,
-					 int n,
-					 struct commit **twos,
-					 int cleanup)
+static struct commit_list *get_merge_bases_many_0(struct commit *one,
+						  int n,
+						  struct commit **twos,
+						  int cleanup)
 {
 	struct commit_list *list;
 	struct commit **rslt;
@@ -977,10 +977,23 @@ struct commit_list *get_merge_bases_many(struct commit *one,
 	return result;
 }
 
-struct commit_list *get_merge_bases(struct commit *one, struct commit *two,
-				    int cleanup)
+struct commit_list *get_merge_bases_many(struct commit *one,
+					 int n,
+					 struct commit **twos)
+{
+	return get_merge_bases_many_0(one, n, twos, 1);
+}
+
+struct commit_list *get_merge_bases_many_dirty(struct commit *one,
+					       int n,
+					       struct commit **twos)
+{
+	return get_merge_bases_many_0(one, n, twos, 0);
+}
+
+struct commit_list *get_merge_bases(struct commit *one, struct commit *two)
 {
-	return get_merge_bases_many(one, 1, &two, cleanup);
+	return get_merge_bases_many_0(one, 1, &two, 1);
 }
 
 /*