Rust update.

This commit is contained in:
Chris Morgan 2014-12-17 13:29:49 +11:00
parent 7c9bd44916
commit e57ba9e628

View file

@ -13,7 +13,7 @@ use std::intrinsics::{forget, TypeId};
use std::collections::HashMap;
use std::collections::hash_map;
use std::hash::{Hash, Hasher, Writer};
use std::mem::{transmute, transmute_copy};
use std::mem::transmute;
use std::raw::TraitObject;
pub use Entry::{Vacant, Occupied};
@ -54,11 +54,11 @@ trait UncheckedAnyRefExt<'a> {
unsafe fn downcast_ref_unchecked<T: 'static>(self) -> &'a T;
}
impl<'a> UncheckedAnyRefExt<'a> for &'a (Any + 'a) {
impl<'a> UncheckedAnyRefExt<'a> for &'a Any {
#[inline]
unsafe fn downcast_ref_unchecked<T: 'static>(self) -> &'a T {
// Get the raw representation of the trait object
let to: TraitObject = transmute_copy(&self);
let to: TraitObject = transmute(self);
// Extract the data pointer
transmute(to.data)
@ -72,11 +72,11 @@ trait UncheckedAnyMutRefExt<'a> {
unsafe fn downcast_mut_unchecked<T: 'static>(self) -> &'a mut T;
}
impl<'a> UncheckedAnyMutRefExt<'a> for &'a mut (Any + 'a) {
impl<'a> UncheckedAnyMutRefExt<'a> for &'a mut Any {
#[inline]
unsafe fn downcast_mut_unchecked<T: 'static>(self) -> &'a mut T {
// Get the raw representation of the trait object
let to: TraitObject = transmute_copy(&self);
let to: TraitObject = transmute(self);
// Extract the data pointer
transmute(to.data)