1 files changed, 2 insertions, 0 deletions
diff --git a/lib/compress.js b/lib/compress.js
index ffdd5ccc..4dae2a9f 100644
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -2579,6 +2579,8 @@ merge(Compressor.prototype, {
                     }
                     if (node instanceof AST_Scope) return node;
                     if (!(node instanceof AST_Statement)) return node;
+                }, function(node) {
+                    if (node instanceof AST_For && is_empty(node.init)) node.init = null;
                 }));
             }
         }