Merge branch 'sp/missing-thin-base' into maint

* sp/missing-thin-base:
  pack-objects: Allow missing base objects when creating thin packs

1 files changed, 11 insertions, 4 deletions

diff --git a/builtin-pack-objects.c b/builtin-pack-objects.c
index d394c494a5..ef3befe57b 100644
--- a/builtin-pack-objects.c
+++ b/builtin-pack-objects.c
@@ -1095,9 +1095,12 @@ static void check_object(struct object_entry *entry)
 	}
 
 	entry->type = sha1_object_info(entry->idx.sha1, &entry->size);
-	if (entry->type < 0)
-		die("unable to get type of object %s",
-		    sha1_to_hex(entry->idx.sha1));
+	/*
+	 * The error condition is checked in prepare_pack().  This is
+	 * to permit a missing preferred base object to be ignored
+	 * as a preferred base.  Doing so can result in a larger
+	 * pack file, but the transfer will still take place.
+	 */
 }
 
 static int pack_offset_sort(const void *_a, const void *_b)
@@ -1721,8 +1724,12 @@ static void prepare_pack(int window, int depth)
 		if (entry->no_try_delta)
 			continue;
 
-		if (!entry->preferred_base)
+		if (!entry->preferred_base) {
 			nr_deltas++;
+			if (entry->type < 0)
+				die("unable to get type of object %s",
+				    sha1_to_hex(entry->idx.sha1));
+		}
 
 		delta_list[n++] = entry;
 	}