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Make next_power_of_two generic for unsigned integers

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Also rename `next_power_of_two_opt` to `checked_next_power_of_two`.
This commit is contained in:
Brendan Zabarauskas 2014-01-30 16:35:17 +11:00
parent 535e806841
commit 9a3583f06d
8 changed files with 87 additions and 78 deletions
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4
src/libstd/vec.rs
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@ -109,7 +109,7 @@ use cmp::{Eq, TotalOrd, Ordering, Less, Equal, Greater};
use cmp;
use default::Default;
use iter::*;
use num::{Integer, CheckedAdd, Saturating};
use num::{Integer, CheckedAdd, Saturating, checked_next_power_of_two};
use option::{None, Option, Some};
use ptr::to_unsafe_ptr;
use ptr;
@ -1486,7 +1486,7 @@ impl<T> OwnedVector<T> for ~[T] {
#[inline]
fn reserve_at_least(&mut self, n: uint) {
self.reserve(uint::next_power_of_two_opt(n).unwrap_or(n));
self.reserve(checked_next_power_of_two(n).unwrap_or(n));
}
#[inline]