fix clippy

Author: ed255

src/backends/plonky2/recursion/circuit.rs

@@ -314,8 +314,8 @@ fn coset_interpolation_gate(
 /// with all these standard gates is about 400 num_gates (rows), no matter the circuit size.
 fn standard_gates(config: &CircuitConfig) -> Vec<GateRef<F, D>> {
     let nnf_mul_simple =
-        GateAdapter::<NNFMulSimple<5, QuinticExtension<F>>>::new_from_config(&config);
-    let ec_add_homog = GateAdapter::<ECAddHomog>::new_from_config(&config);
+        GateAdapter::<NNFMulSimple<5, QuinticExtension<F>>>::new_from_config(config);
+    let ec_add_homog = GateAdapter::<ECAddHomog>::new_from_config(config);
     vec![
         GateRef::new(plonky2::gates::noop::NoopGate {}),
         GateRef::new(plonky2::gates::constant::ConstantGate::new(
@@ -334,17 +334,17 @@ fn standard_gates(config: &CircuitConfig) -> Vec<GateRef<F, D>> {
         GateRef::new(
             plonky2::gates::multiplication_extension::MulExtensionGate::new_from_config(config),
         ),
-        GateRef::new(plonky2::gates::random_access::RandomAccessGate::new_from_config(&config, 1)),
-        GateRef::new(plonky2::gates::random_access::RandomAccessGate::new_from_config(&config, 2)),
-        GateRef::new(plonky2::gates::random_access::RandomAccessGate::new_from_config(&config, 3)),
-        GateRef::new(plonky2::gates::random_access::RandomAccessGate::new_from_config(&config, 4)),
-        GateRef::new(plonky2::gates::random_access::RandomAccessGate::new_from_config(&config, 5)),
-        GateRef::new(plonky2::gates::random_access::RandomAccessGate::new_from_config(&config, 6)),
+        GateRef::new(plonky2::gates::random_access::RandomAccessGate::new_from_config(config, 1)),
+        GateRef::new(plonky2::gates::random_access::RandomAccessGate::new_from_config(config, 2)),
+        GateRef::new(plonky2::gates::random_access::RandomAccessGate::new_from_config(config, 3)),
+        GateRef::new(plonky2::gates::random_access::RandomAccessGate::new_from_config(config, 4)),
+        GateRef::new(plonky2::gates::random_access::RandomAccessGate::new_from_config(config, 5)),
+        GateRef::new(plonky2::gates::random_access::RandomAccessGate::new_from_config(config, 6)),
         GateRef::new(nnf_mul_simple.recursive_gate()),
         GateRef::new(nnf_mul_simple),
         GateRef::new(ec_add_homog.recursive_gate()),
         GateRef::new(ec_add_homog),
-        GateRef::new(plonky2::gates::exponentiation::ExponentiationGate::new_from_config(&config)),
+        GateRef::new(plonky2::gates::exponentiation::ExponentiationGate::new_from_config(config)),
         // It would be better do `CosetInterpolationGate::with_max_degree(4, 6)` but unfortunately
         // that plonk2 method is `pub(crate)`, so we need to get around that somehow.
         GateRef::new(coset_interpolation_gate(
@@ -390,7 +390,7 @@ fn estimate_gates_after_zk(degree_bits: usize) -> usize {
     match degree_bits {
         0..=12 => 1 << 14,
         13 => 1 << 15,
-        n => 1 << n + 1,
+        n => 1 << (n + 1),
     }
 }