count-delta: fix counting of copied source.

The previous one wrongly coalesced a span with the next one
even though the span being added does not reach it.

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/count-delta.c b/count-delta.c
index 4e4d2f4..3ee3a0c 100644 (file)
--- a/count-delta.c
+++ b/count-delta.c
@@ -26,7 +26,7 @@ static void touch_range(struct span **span,
                again:
                if (ofs < e->end) {
                        while (e->end < end) {
-                               if (e->next) {
+                               if (e->next && e->next->ofs <= end) {
                                        e->end = e->next->ofs;
                                        e = e->next;
                                }