Compute "round down to next multiple of alignment" more efficiently #390
Description
fn round_down_to_next_multiple_of_alignment(n: usize, align: NonZeroUsize) -> usize {
let mask = !(align.get() - 1);
n & mask
}{{ message }}
fn round_down_to_next_multiple_of_alignment(n: usize, align: NonZeroUsize) -> usize {
let mask = !(align.get() - 1);
n & mask
}