Index: luni/src/main/java/java/util/Formatter.java =================================================================== --- luni/src/main/java/java/util/Formatter.java (revision 478105) +++ luni/src/main/java/java/util/Formatter.java (working copy) @@ -2086,7 +2085,7 @@ private void transform_N() { // TODO System.nanoTime(); - long nanosecond = calendar.get(Calendar.MILLISECOND) * 1000000; + long nanosecond = calendar.get(Calendar.MILLISECOND) * 1000000L; result.append(paddingZeros(nanosecond, 9)); }