combine-diff: speed it up, by using multiparent diff tree-walker directly

diff --git a/diff.c b/diff.c
index cda4aa8f859b5d7ab6ed3db2e3238f7b5793dd40..f2fff4667d64024fe383bd9de238280c767e49d1 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -4764,6 +4764,7 @@ void diffcore_fix_diff_index(struct diff_options *options)
 
 void diffcore_std(struct diff_options *options)
 {
+       /* NOTE please keep the following in sync with diff_tree_combined() */
        if (options->skip_stat_unmatch)
                diffcore_skip_stat_unmatch(options);
        if (!options->found_follow) {