From 1e787c556b916644e8ba2fc36fce024001f00ff8 Mon Sep 17 00:00:00 2001
From: "Alex Lam S.L" <alexlamsl@gmail.com>
Date: Mon, 24 May 2021 04:46:58 +0100
Subject: fix corner case in `mangle` (#4961)

fixes #4960
---
 test/compress/const.js | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'test/compress')

diff --git a/test/compress/const.js b/test/compress/const.js
index d7731005..58c1a304 100644
--- a/test/compress/const.js
+++ b/test/compress/const.js
@@ -1588,3 +1588,33 @@ issue_4954_2: {
     expect_stdout: "PASS"
     node_version: ">=4"
 }
+
+issue_4960: {
+    mangle = {}
+    input: {
+        "use strict";
+        var a;
+        (function() {
+            {
+                const a = console.log("PASS");
+            }
+            try {} catch (e) {
+                const a = console.log("FAIL");
+            }
+        })();
+    }
+    expect: {
+        "use strict";
+        var a;
+        (function() {
+            {
+                const o = console.log("PASS");
+            }
+            try {} catch (c) {
+                const o = console.log("FAIL");
+            }
+        })();
+    }
+    expect_stdout: "PASS"
+    node_version: ">=4"
+}
-- 
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