Use fold to code golf

bytecodealliance · Nov 7, 2023 · bfe8a95 · bfe8a95
1 parent e88d7e7
commit bfe8a95
Showing 1 changed file with 1 addition and 5 deletions.
diff --git a/cranelift/codegen/src/egraph/cost.rs b/cranelift/codegen/src/egraph/cost.rs
@@ -117,11 +117,7 @@ impl Cost {
 
 impl std::iter::Sum<Cost> for Cost {
  fn sum<I: Iterator<Item = Cost>>(iter: I) -> Self {
- let mut c = Self::zero();
- for x in iter {
- c = c + x;
- }
- c
+ iter.fold(Self::zero(), |a, b| a + b)
  }
 }