alias: add support for aliases of an alias

diff --git a/commit.c b/commit.c
index 1a6e632185346f518ed389f2d479c807a5f49927..449c1f4920cff631f5cf2479772c350c9b8b7325 100644 (file)
--- a/commit.c
+++ b/commit.c
@@ -874,6 +874,9 @@ static struct commit_list *paint_down_to_common(struct commit *one, int n,
        int i;
        uint32_t last_gen = GENERATION_NUMBER_INFINITY;
 
+       if (!min_generation)
+               queue.compare = compare_commits_by_commit_date;
+
        one->object.flags |= PARENT1;
        if (!n) {
                commit_list_append(one, &result);
@@ -891,7 +894,7 @@ static struct commit_list *paint_down_to_common(struct commit *one, int n,
                struct commit_list *parents;
                int flags;
 
-               if (commit->generation > last_gen)
+               if (min_generation && commit->generation > last_gen)
                        BUG("bad generation skip %8x > %8x at %s",
                            commit->generation, last_gen,
                            oid_to_hex(&commit->object.oid));