diff options
Diffstat (limited to 'src/libsyntax')
| -rw-r--r-- | src/libsyntax/fold.rs | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/src/libsyntax/fold.rs b/src/libsyntax/fold.rs index d739e5fe6a0..a1362f5382c 100644 --- a/src/libsyntax/fold.rs +++ b/src/libsyntax/fold.rs @@ -37,14 +37,10 @@ pub trait MoveMap<T> { impl<T> MoveMap<T> for Vec<T> { fn move_map<F>(mut self, mut f: F) -> Vec<T> where F: FnMut(T) -> T { - // FIXME(#21245) use a for loop - { - let mut iter = self.iter_mut(); - while let Some(p) = iter.next() { - unsafe { - // FIXME(#5016) this shouldn't need to zero to be safe. - ptr::write(p, f(ptr::read_and_zero(p))); - } + for p in self.iter_mut() { + unsafe { + // FIXME(#5016) this shouldn't need to zero to be safe. + ptr::write(p, f(ptr::read_and_zero(p))); } } self |