From 3494839227c9a8e646d8442da8fe4a789b0ea4f2 Mon Sep 17 00:00:00 2001
From: Nicholas Ward <npward@berkeley.edu>
Date: Tue, 31 Aug 2021 10:24:14 -0700
Subject: [PATCH] removed more to_vec calls (within maps)

---
 src/gadgets/permutation.rs | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/gadgets/permutation.rs b/src/gadgets/permutation.rs
index 5a24585f..f404aff1 100644
--- a/src/gadgets/permutation.rs
+++ b/src/gadgets/permutation.rs
@@ -344,7 +344,6 @@ impl<F: Field, const CHUNK_SIZE: usize> SimpleGenerator<F>
 {
     fn dependencies(&self) -> Vec<Target> {
         [self.a1, self.a2, self.b1, self.b2]
-            .to_vec()
             .iter()
             .map(|arr| arr.to_vec())
             .flatten()
@@ -399,10 +398,10 @@ struct PermutationGenerator<F: Field, const CHUNK_SIZE: usize> {
 impl<F: Field, const CHUNK_SIZE: usize> SimpleGenerator<F> for PermutationGenerator<F, CHUNK_SIZE> {
     fn dependencies(&self) -> Vec<Target> {
         self.a
-            .iter()
-            .map(|arr| arr.to_vec())
+            .clone()
+            .into_iter()
             .flatten()
-            .chain(self.b.iter().map(|arr| arr.to_vec()).flatten())
+            .chain(self.b.clone().into_iter().flatten())
             .collect()
     }