From ed8bcf9d7470cb475022ffa88e4902d2283cd320 Mon Sep 17 00:00:00 2001
From: Nicholas Ward <npward@berkeley.edu>
Date: Fri, 8 Sep 2023 10:34:37 -0700
Subject: [PATCH] clippy suggestions

---
 evm/src/cpu/kernel/tests/bignum/mod.rs | 2 +-
 evm/src/cpu/kernel/tests/log.rs        | 4 ++--
 evm/src/cpu/kernel/tests/receipt.rs    | 4 ++--
 evm/src/verifier.rs                    | 2 +-
 4 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/evm/src/cpu/kernel/tests/bignum/mod.rs b/evm/src/cpu/kernel/tests/bignum/mod.rs
index f7ba2206..9e15d96f 100644
--- a/evm/src/cpu/kernel/tests/bignum/mod.rs
+++ b/evm/src/cpu/kernel/tests/bignum/mod.rs
@@ -188,7 +188,7 @@ fn test_add_bignum(a: BigUint, b: BigUint, expected_output: BigUint) -> Result<(
 fn test_addmul_bignum(a: BigUint, b: BigUint, c: u128, expected_output: BigUint) -> Result<()> {
     let len = bignum_len(&a).max(bignum_len(&b));
     let mut memory = pad_bignums(&[a, b], len);
-    memory.splice(len..len, vec![0.into(); 2].iter().cloned());
+    memory.splice(len..len, [0.into(); 2].iter().cloned());
 
     let a_start_loc = 0;
     let b_start_loc = len + 2;
diff --git a/evm/src/cpu/kernel/tests/log.rs b/evm/src/cpu/kernel/tests/log.rs
index 08ba7d52..14502ff2 100644
--- a/evm/src/cpu/kernel/tests/log.rs
+++ b/evm/src/cpu/kernel/tests/log.rs
@@ -109,7 +109,7 @@ fn test_log_4() -> Result<()> {
     let logs_entry = KERNEL.global_labels["log_n_entry"];
     let address: Address = thread_rng().gen();
     let num_topics = U256::from(4);
-    let topics = vec![45.into(), 46.into(), 47.into(), 48.into()];
+    let topics = [45.into(), 46.into(), 47.into(), 48.into()];
     let data_len = U256::from(1);
     let data_offset = U256::from(2);
 
@@ -170,7 +170,7 @@ fn test_log_5() -> Result<()> {
     let logs_entry = KERNEL.global_labels["log_n_entry"];
     let address: Address = thread_rng().gen();
     let num_topics = U256::from(5);
-    let topics = vec![1.into(), 2.into(), 3.into(), 4.into(), 5.into()];
+    let topics = [1.into(), 2.into(), 3.into(), 4.into(), 5.into()];
     let data_len = U256::from(0);
     let data_offset = U256::from(0);
 
diff --git a/evm/src/cpu/kernel/tests/receipt.rs b/evm/src/cpu/kernel/tests/receipt.rs
index 3096c29d..783f592b 100644
--- a/evm/src/cpu/kernel/tests/receipt.rs
+++ b/evm/src/cpu/kernel/tests/receipt.rs
@@ -423,7 +423,7 @@ fn test_mpt_insert_receipt() -> Result<()> {
     }
 
     // stack: transaction_nb, value_ptr, retdest
-    let initial_stack = vec![retdest, cur_trie_data.len().into(), 0.into()];
+    let initial_stack = [retdest, cur_trie_data.len().into(), 0.into()];
     for i in 0..initial_stack.len() {
         interpreter.push(initial_stack[i]);
     }
@@ -487,7 +487,7 @@ fn test_mpt_insert_receipt() -> Result<()> {
 
     // Get updated TrieData segment.
     cur_trie_data = interpreter.get_memory_segment(Segment::TrieData);
-    let initial_stack2 = vec![retdest, cur_trie_data.len().into(), 1.into()];
+    let initial_stack2 = [retdest, cur_trie_data.len().into(), 1.into()];
     for i in 0..initial_stack2.len() {
         interpreter.push(initial_stack2[i]);
     }
diff --git a/evm/src/verifier.rs b/evm/src/verifier.rs
index ff3a246a..49225f14 100644
--- a/evm/src/verifier.rs
+++ b/evm/src/verifier.rs
@@ -266,7 +266,7 @@ fn add_data_write<F, const D: usize>(
 where
     F: RichField + Extendable<D>,
 {
-    let mut row = vec![F::ZERO; 13];
+    let mut row = [F::ZERO; 13];
     row[0] = F::ZERO; // is_read
     row[1] = F::ZERO; // context
     row[2] = segment;