From 34ead0430bf24323495f47751e726dcc6bd8d5e7 Mon Sep 17 00:00:00 2001
From: "Alex Lam S.L" <alexlamsl@gmail.com>
Date: Tue, 5 May 2020 22:02:35 +0100
Subject: enhance `dead_code` (#3849)

---
 test/compress/dead-code.js | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'test')

diff --git a/test/compress/dead-code.js b/test/compress/dead-code.js
index 5a7be3c7..a1fb9483 100644
--- a/test/compress/dead-code.js
+++ b/test/compress/dead-code.js
@@ -1151,3 +1151,20 @@ issue_3830_6: {
     }
     expect_stdout: "PASS"
 }
+
+redundant_assignments: {
+    options = {
+        dead_code: true,
+    }
+    input: {
+        var a = a = "PASS", b = "FAIL";
+        b = b = "PASS";
+        console.log(a, b);
+    }
+    expect: {
+        var a = "PASS", b = "FAIL";
+        b = "PASS";
+        console.log(a, b);
+    }
+    expect_stdout: "PASS PASS"
+}
-- 
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