add tests for rebasing root

diff --git a/tree-diff.c b/tree-diff.c
index 7e5483366e611df02238656a10749f9070ce41c6..ba01563a0241041cb401cfb03495e6067847248e 100644 (file)
--- a/tree-diff.c
+++ b/tree-diff.c
@@ -212,8 +212,7 @@ static void try_to_follow_renames(struct tree_desc *t1, struct tree_desc *t2, co
        diff_opts.rename_score = opt->rename_score;
        paths[0] = NULL;
        diff_tree_setup_paths(paths, &diff_opts);
-       if (diff_setup_done(&diff_opts) < 0)
-               die("unable to set up diff options to follow renames");
+       diff_setup_done(&diff_opts);
        diff_tree(t1, t2, base, &diff_opts);
        diffcore_std(&diff_opts);
        diff_tree_release_paths(&diff_opts);