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This was unsafe, and will probably leak.

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This commit is contained in:
Eric Holk 2012-06-14 19:32:55 -07:00
parent 3b9848b869
commit dc3862bf58
1 changed files with 12 additions and 7 deletions
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9
src/libcore/vec.rs
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@ -379,16 +379,21 @@ fn shift<T>(&v: [T]) -> T {
v <-> vv; v <-> vv;
unsafe { unsafe {
let mut rr;
{
let vv = unsafe::to_ptr(vv); let vv = unsafe::to_ptr(vv);
let r <- *vv; let mut r <- *vv;
for uint::range(1u, ln) {|i| for uint::range(1u, ln) {|i|
// FIXME: this isn't legal, per se... // FIXME: this isn't legal, per se...
let r <- *ptr::offset(vv, i); let r <- *ptr::offset(vv, i);
push(v, r); push(v, r);
} }
rr <- r;
}
unsafe::set_len(vv, 0u);
r rr
} }
} }