From 18302bf8e9507bbb661986e37cf66a95e6017271 Mon Sep 17 00:00:00 2001
From: "Alex Lam S.L" <alexlamsl@gmail.com>
Date: Wed, 29 Nov 2017 13:32:00 +0800
Subject: backport test from #2526 (#2534)

---
 test/compress/reduce_vars.js | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'test')

diff --git a/test/compress/reduce_vars.js b/test/compress/reduce_vars.js
index 82b5ad6d..a8c151f1 100644
--- a/test/compress/reduce_vars.js
+++ b/test/compress/reduce_vars.js
@@ -4525,3 +4525,21 @@ issue_2485: {
     }
     expect_stdout: "6"
 }
+
+issue_2455: {
+    options = {
+        reduce_vars: true,
+        unused: true,
+    }
+    input: {
+        function foo() {
+            var that = this;
+            for (;;) that.bar();
+        }
+    }
+    expect: {
+        function foo() {
+            for (;;) this.bar();
+        }
+    }
+}
-- 
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