Function bytemuck::checked::try_cast_mut  
source · pub fn try_cast_mut<A: NoUninit + AnyBitPattern, B: CheckedBitPattern + NoUninit>(
    a: &mut A
) -> Result<&mut B, CheckedCastError>Expand description
Try to convert a &mut T into &mut U.
As try_cast_ref, but mut.