From b4aef753e7f65c0919c6c40b2b28d9f149bc81ed Mon Sep 17 00:00:00 2001
From: "Alex Lam S.L" <alexlamsl@gmail.com>
Date: Tue, 16 Jan 2018 17:03:12 +0800
Subject: general improvements around `AST_ForIn` (#2796)

- compress using `collapse_vars`
- remove unused `name`
- simplify `loop_body`
---
 test/compress/collapse_vars.js | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'test/compress/collapse_vars.js')

diff --git a/test/compress/collapse_vars.js b/test/compress/collapse_vars.js
index f252a7f4..9597b67f 100644
--- a/test/compress/collapse_vars.js
+++ b/test/compress/collapse_vars.js
@@ -4062,3 +4062,30 @@ cascade_statement: {
         }
     }
 }
+
+cascade_forin: {
+    options = {
+        collapse_vars: true,
+    }
+    input: {
+        var a;
+        function f(b) {
+            return [ b, b, b ];
+        }
+        for (var c in a = console, f(a))
+            console.log(c);
+    }
+    expect: {
+        var a;
+        function f(b) {
+            return [ b, b, b ];
+        }
+        for (var c in f(a = console))
+            console.log(c);
+    }
+    expect_stdout: [
+        "0",
+        "1",
+        "2",
+    ]
+}
-- 
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