fix doc error about #[deny(overflowing_literals)]
@@ -673,6 +673,7 @@ impl Builder {
/// assert_eq!(0b0000_1100 >> 2, 0b0000_0011);
///
/// // Sign Extended Right Shift
+ /// #![allow(overflowing_literals)]
/// assert_eq!(0b0100_0000i8 >> 2, 0b0001_0000);
/// assert_eq!(0b1110_0000i8 >> 1, 0b1111_0000);
/// assert_eq!(0b1100_0000i8 >> 2, 0b1111_0000);
