From 26f4e5762c690b236e32df4e4996d635b8ccb388 Mon Sep 17 00:00:00 2001
From: Dan Wolff <dan.d.wolff@gmail.com>
Date: Sun, 4 Feb 2018 22:21:04 +0100
Subject: [PATCH] `make_node` is more efficient than `make_node_from_constant`

---
 lib/compress.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/compress.js b/lib/compress.js
index ae7dc359..66b7f037 100644
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -4862,7 +4862,7 @@ merge(Compressor.prototype, {
         if (compressor.option("comparisons") &&
             (self.operator == "==" || self.operator == "!=") &&
             is_undefined(self.left, compressor)) {
-            self.left = make_node_from_constant(null, self.left);
+            self.left = make_node(AST_Null, self.left);
         }
         if (self.operator == "+" && compressor.in_boolean_context()) {
             var ll = self.left.evaluate(compressor);