ref: f7a16b5e2cc38aed7985b0144bb2655d14ea6f5a dir: /sys/src/cmd/diff/test/diff-t13.expected/
--- diff-t13.1 +++ diff-t13.2 @@ -1,11 +1,9 @@ A line of text -. Another line of text .. +. A third line ... -A fourth line -. +.. We keep counting -. .