tree-diff: rework diff_tree() to generate diffs for multiparent cases as well

diff --git a/diff.c b/diff.c
index 8e4a6a910519b2bb6d6a0337682ab402f2650997..cda4aa8f859b5d7ab6ed3db2e3238f7b5793dd40 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -3216,6 +3216,7 @@ void diff_setup(struct diff_options *options)
        options->context = diff_context_default;
        DIFF_OPT_SET(options, RENAME_EMPTY);
 
+       /* pathchange left =NULL by default */
        options->change = diff_change;
        options->add_remove = diff_addremove;
        options->use_color = diff_use_color_default;