Fix the performance issue with math test suite (#206)

* use reference instead of clone * fix
egraphs-good · Sep 26, 2022 · 4cfd22b · 4cfd22b
1 parent 620e34a
commit 4cfd22b
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/tests/math.rs b/tests/math.rs
@@ -82,8 +82,8 @@ impl Analysis<Math> for ConstantFold {
     }
 
     fn modify(egraph: &mut EGraph, id: Id) {
-        let class = egraph[id].clone();
-        if let Some((c, pat)) = class.data {
+        let data = egraph[id].data.clone();
+        if let Some((c, pat)) = data {
             if egraph.are_explanations_enabled() {
                 egraph.union_instantiations(
                     &pat,