Merge pull request #1899 from ljedrz/perf_poseidon_grain

Speed up PoseidonGrainLFSR::new
AleoNet · Aug 16, 2023 · cc65e82 · cc65e82 · github-actions · Aug 16, 2023
2 parents decbc5e + cda295b
commit cc65e82
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/fields/src/traits/poseidon_grain_lfsr.rs b/fields/src/traits/poseidon_grain_lfsr.rs
@@ -77,11 +77,8 @@ impl PoseidonGrainLFSR {
             }
         }
 
-        #[allow(clippy::needless_range_loop)]
         // b50, ..., b79 are set to 1
-        for i in 50..=79 {
-            state[i] = true;
-        }
+        state[50..=79].copy_from_slice(&[true; 30]);
 
         // Initialize.
         let mut res = Self { field_size_in_bits, state, head: 0 };