FAIL: tests/printf/printf-mb ============================ --- exp 2025-07-05 16:02:02.465810391 +0000 +++ out 2025-07-05 16:02:02.463810377 +0000 @@ -1,5 +1,5 @@ 00e1 +fffd +fffd 00e1 -00e1 -00e1 -00e1 +fffd FAIL tests/printf/printf-mb.sh (exit status: 1)