From 075952bc0edf1f29eab7d84d91c20adc82d4ea02 Mon Sep 17 00:00:00 2001
From: alexlamsl <alexlamsl@gmail.com>
Date: Wed, 3 Jun 2020 00:49:45 +0800
Subject: [PATCH] add test case for #3945

---
 test/compress/hoist_props.js | 23 ++++++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

diff --git a/test/compress/hoist_props.js b/test/compress/hoist_props.js
index 4fcbd796..692dc676 100644
--- a/test/compress/hoist_props.js
+++ b/test/compress/hoist_props.js
@@ -973,7 +973,7 @@ issue_3871: {
     expect_stdout: "PASS"
 }
 
-issue_3945: {
+issue_3945_1: {
     options = {
         hoist_props: true,
         reduce_vars: true,
@@ -995,3 +995,24 @@ issue_3945: {
         }
     }
 }
+
+issue_3945_2: {
+    options = {
+        hoist_props: true,
+        reduce_vars: true,
+        toplevel: true,
+    }
+    input: {
+        console.log(typeof o);
+        var o = {
+            p: 0,
+        };
+    }
+    expect: {
+        console.log(typeof o);
+        var o = {
+            p: 0,
+        };
+    }
+    expect_stdout: "undefined"
+}