Make clippy happy (#580)

.github/workflows/ci-code-review-rust.yml

@@ -70,7 +70,7 @@ jobs:
 
       - name: Run clippy
         # The --allow args are due to clippy scanning anchor
-        run: cargo clippy --no-deps -- --deny=warnings --allow=clippy::style --allow=clippy::complexity --allow=clippy::manual-retain --allow=clippy::crate-in-macro-def --allow=clippy::result-large-err --allow=clippy::derive_partial_eq_without_eq
+        run: cargo clippy --workspace --exclude anchor-\* --exclude fixed --exclude checked_math --features enable-gpl -- --no-deps --deny=warnings --allow=clippy::style --allow=clippy::complexity --allow=clippy::manual-retain --allow=clippy::crate-in-macro-def --allow=clippy::result-large-err --allow=clippy::derive_partial_eq_without_eq
 
   test:
     name: Test

programs/mango-v4/src/instructions/benchmark.rs

@@ -187,9 +187,6 @@ pub fn benchmark(_ctx: Context<Benchmark>) -> Result<()> {
     let _ = half + half; // 0
     sol_log_compute_units(); // 92509
 
-    let _ = max - max; // 0
-    sol_log_compute_units(); // 92408
-
     let _ = large_number * large_number; // 77
     sol_log_compute_units(); // 92230
 
@@ -200,8 +197,5 @@ pub fn benchmark(_ctx: Context<Benchmark>) -> Result<()> {
     let _ = half / max; // 3438
     sol_log_compute_units(); // 87751
 
-    let _ = max / max; // 3457
-    sol_log_compute_units(); // 84193
-
     Ok(())
 }

rust-toolchain.toml

@@ -1,2 +1,3 @@
 [toolchain]
 channel = "1.65"
+components = ["rustfmt", "clippy"]