From d3f593e89c8441373c91833d2953a349dac83135 Mon Sep 17 00:00:00 2001
From: Sean Bowe <ewillbefull@gmail.com>
Date: Thu, 15 Oct 2020 14:18:02 -0600
Subject: [PATCH] Avoid unnecessary enumeration.

---
 src/poly/multiopen/verifier.rs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/poly/multiopen/verifier.rs b/src/poly/multiopen/verifier.rs
index 0d8f21fa..998ceb0a 100644
--- a/src/poly/multiopen/verifier.rs
+++ b/src/poly/multiopen/verifier.rs
@@ -54,9 +54,9 @@ impl<C: CurveAffine> Proof<C> {
             let mut accumulate = |set_idx: usize, new_commitment, evals: Vec<C::Scalar>| {
                 q_commitments[set_idx].scale(x_4);
                 q_commitments[set_idx].add_term(C::Scalar::one(), new_commitment);
-                for (eval_idx, &eval) in evals.iter().enumerate() {
-                    q_eval_sets[set_idx][eval_idx] *= &x_4;
-                    q_eval_sets[set_idx][eval_idx] += &eval;
+                for (eval, set_eval) in evals.iter().zip(q_eval_sets[set_idx].iter_mut()) {
+                    *set_eval *= &x_4;
+                    *set_eval += eval;
                 }
             };