conlang: Single-expression functions

compiler/cl-typeck/src/stage/populate.rs

@@ -108,7 +108,7 @@ impl<'a> Visit<'a> for Populator<'_, 'a> {
         self.visit_ty_fn(sign);
         bind.iter().for_each(|p| self.visit_param(p));
         if let Some(b) = body {
-            self.visit_block(b)
+            self.visit_expr(b)
         }
     }