Remove an unnecessary if let.

Author: nnethercote

compiler/rustc_hir_typeck/src/expr.rs

@@ -76,16 +76,12 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
         // While we don't allow *arbitrary* coercions here, we *do* allow
         // coercions from ! to `expected`.
         if ty.is_never() {
-            if let Some(adjustments) = self.typeck_results.borrow().adjustments().get(expr.hir_id) {
+            if let Some(_) = self.typeck_results.borrow().adjustments().get(expr.hir_id) {
                 let reported = self.dcx().span_delayed_bug(
                     expr.span,
                     "expression with never type wound up being adjusted",
                 );
-                return if let [Adjustment { kind: Adjust::NeverToAny, target }] = &adjustments[..] {
-                    target.to_owned()
-                } else {
-                    Ty::new_error(self.tcx(), reported)
-                };
+                return Ty::new_error(self.tcx(), reported);
             }
 
             let adj_ty = self.next_ty_var(TypeVariableOrigin {