2 files changed, 13 insertions, 8 deletions
diff --git a/compiler/rustc_mir_build/src/build/mod.rs b/compiler/rustc_mir_build/src/build/mod.rs
index 1f817633a2a..58d6be50b90 100644
--- a/compiler/rustc_mir_build/src/build/mod.rs
+++ b/compiler/rustc_mir_build/src/build/mod.rs
@@ -483,14 +483,14 @@ fn construct_fn<'tcx>(
     let arguments = &thir.params;
 
     let (yield_ty, return_ty) = if coroutine_kind.is_some() {
-        let gen_ty = arguments[thir::UPVAR_ENV_PARAM].ty;
-        let gen_sig = match gen_ty.kind() {
+        let coroutine_ty = arguments[thir::UPVAR_ENV_PARAM].ty;
+        let coroutine_sig = match coroutine_ty.kind() {
             ty::Coroutine(_, gen_args, ..) => gen_args.as_coroutine().sig(),
             _ => {
-                span_bug!(span, "coroutine w/o coroutine type: {:?}", gen_ty)
+                span_bug!(span, "coroutine w/o coroutine type: {:?}", coroutine_ty)
             }
         };
-        (Some(gen_sig.yield_ty), gen_sig.return_ty)
+        (Some(coroutine_sig.yield_ty), coroutine_sig.return_ty)
     } else {
         (None, fn_sig.output())
     };
diff --git a/compiler/rustc_mir_build/src/thir/cx/mod.rs b/compiler/rustc_mir_build/src/thir/cx/mod.rs
index 8bc4cbb9532..b6adb383fa6 100644
--- a/compiler/rustc_mir_build/src/thir/cx/mod.rs
+++ b/compiler/rustc_mir_build/src/thir/cx/mod.rs
@@ -149,10 +149,15 @@ impl<'tcx> Cx<'tcx> {
                 Some(env_param)
             }
             DefKind::Coroutine => {
-                let gen_ty = self.typeck_results.node_type(owner_id);
-                let gen_param =
-                    Param { ty: gen_ty, pat: None, ty_span: None, self_kind: None, hir_id: None };
-                Some(gen_param)
+                let coroutine_ty = self.typeck_results.node_type(owner_id);
+                let coroutine_param = Param {
+                    ty: coroutine_ty,
+                    pat: None,
+                    ty_span: None,
+                    self_kind: None,
+                    hir_id: None,
+                };
+                Some(coroutine_param)
             }
             _ => None,
         }