From 0e29ad5eb9d6267c32f8ffb327aa79478c15e69c Mon Sep 17 00:00:00 2001
From: "Alex Lam S.L" <alexlamsl@gmail.com>
Date: Mon, 4 Nov 2019 13:13:48 +0800
Subject: fix corner case in `evaluate` (#3569)

---
 test/compress/evaluate.js | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'test')

diff --git a/test/compress/evaluate.js b/test/compress/evaluate.js
index 98d0b8d6..74cb65ff 100644
--- a/test/compress/evaluate.js
+++ b/test/compress/evaluate.js
@@ -1876,3 +1876,27 @@ issue_3558: {
     }
     expect_stdout: "1 0"
 }
+
+issue_3568: {
+    options = {
+        evaluate: true,
+        reduce_vars: true,
+        toplevel: true,
+        unsafe: true,
+    }
+    input: {
+        var a = 0;
+        function f(b) {
+            return b && b.p;
+        }
+        console.log(f(++a + f()));
+    }
+    expect: {
+        var a = 0;
+        function f(b) {
+            return b && b.p;
+        }
+        console.log(NaN);
+    }
+    expect_stdout: "NaN"
+}
-- 
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