Make labels non-Copy

1 files changed, 3 insertions, 3 deletions

diff --git a/dhall/src/typecheck.rs b/dhall/src/typecheck.rs
index c2a2ca3..b7fead3 100644
--- a/dhall/src/typecheck.rs
+++ b/dhall/src/typecheck.rs
@@ -198,7 +198,7 @@ where
         Lam(x, ref tA, ref b) => {
             let ctx2 = ctx
                 .insert(x, (**tA).clone())
-                .map(|e| core::shift(1, V(x, 0), e));
+                .map(|e| core::shift(1, &V(x, 0), e));
             let tB = type_with(&ctx2, b)?;
             let p = Pi(x, tA.clone(), bx(tB));
             let _ = type_with(ctx, &p)?;
@@ -220,7 +220,7 @@ where
 
             let ctx2 = ctx
                 .insert(x, (**tA).clone())
-                .map(|e| core::shift(1, V(x, 0), e));
+                .map(|e| core::shift(1, &V(x, 0), e));
             let tB = normalize(&type_with(&ctx2, tB)?);
             let kB = match tB {
                 Const(k) => k,
@@ -252,7 +252,7 @@ where
             };
             let tA2 = type_with(ctx, a)?;
             if prop_equal(&tA, &tA2) {
-                let vx0 = V(x, 0);
+                let vx0 = &V(x, 0);
                 let a2 = shift::<&str, S, S, X>(1, vx0, a);
                 let tB2 = subst(vx0, &a2, &tB);
                 let tB3 = shift::<&str, S, S, X>(-1, vx0, &tB2);