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authorJunio C Hamano <gitster@pobox.com>2016-04-25 22:17:15 (GMT)
committerJunio C Hamano <gitster@pobox.com>2016-04-25 22:17:15 (GMT)
commitf276cae18799ac8df2495b93cf0359a413789891 (patch)
tree88b4e119a06608fff800400d59dd4ee51a58c64a /builtin/merge.c
parent9058b8f043f5dd287b6587373f031d79694b6024 (diff)
parent40d71940b6a0dadb7873cce614992f1d71fcdfbd (diff)
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Merge branch 'en/merge-trivial-fix'
When "git merge" notices that the merge can be resolved purely at the tree level (without having to merge blobs) and the resulting tree happens to already exist in the object store, it forgot to update the index, which lead to an inconsistent state for later operations. * en/merge-trivial-fix: builtin/merge.c: fix a bug with trivial merges t7605: add a testcase demonstrating a bug with trivial merges
Diffstat (limited to 'builtin/merge.c')
-rw-r--r--builtin/merge.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/builtin/merge.c b/builtin/merge.c
index 1ec44f0..b555a1b 100644
--- a/builtin/merge.c
+++ b/builtin/merge.c
@@ -822,6 +822,14 @@ static int merge_trivial(struct commit *head, struct commit_list *remoteheads)
{
unsigned char result_tree[20], result_commit[20];
struct commit_list *parents, **pptr = &parents;
+ static struct lock_file lock;
+
+ hold_locked_index(&lock, 1);
+ refresh_cache(REFRESH_QUIET);
+ if (active_cache_changed &&
+ write_locked_index(&the_index, &lock, COMMIT_LOCK))
+ return error(_("Unable to write index."));
+ rollback_lock_file(&lock);
write_tree_trivial(result_tree);
printf(_("Wonderful.\n"));