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Use iter::zip in compiler/

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This commit is contained in:
Josh Stone
2021-03-08 15:32:41 -08:00
parent 3b1f5e3462
commit 72ebebe474
87 changed files with 213 additions and 204 deletions
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5
compiler/rustc_mir/src/dataflow/framework/lattice.rs
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@@ -40,6 +40,7 @@
use rustc_index::bit_set::BitSet;
use rustc_index::vec::{Idx, IndexVec};
use std::iter;
/// A [partially ordered set][poset] that has a [least upper bound][lub] for any pair of elements
/// in the set.
@@ -110,7 +111,7 @@ impl<I: Idx, T: JoinSemiLattice> JoinSemiLattice for IndexVec<I, T> {
assert_eq!(self.len(), other.len());
let mut changed = false;
for (a, b) in self.iter_mut().zip(other.iter()) {
for (a, b) in iter::zip(self, other) {
changed |= a.join(b);
}
changed
@@ -122,7 +123,7 @@ impl<I: Idx, T: MeetSemiLattice> MeetSemiLattice for IndexVec<I, T> {
assert_eq!(self.len(), other.len());
let mut changed = false;
for (a, b) in self.iter_mut().zip(other.iter()) {
for (a, b) in iter::zip(self, other) {
changed |= a.meet(b);
}
changed