remove redundant clones (clippy::redundant_clone)

2020-12-24 10:16:06 +01:00
parent c34c015fe2
commit 6e852cc4ce
2 changed files with 3 additions and 3 deletions
--- a/compiler/rustc_infer/src/infer/mod.rs
+++ b/compiler/rustc_infer/src/infer/mod.rs
@@ -1317,7 +1317,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
        T: TypeFoldable<'tcx>,
    {
        if !value.needs_infer() {
-            return value.clone(); // Avoid duplicated subst-folding.
+            return value; // Avoid duplicated subst-folding.
        }
        let mut r = resolve::OpportunisticVarResolver::new(self);
        value.fold_with(&mut r)