From 43202b5b95cb10f57675a60f26f8997411fc7d21 Mon Sep 17 00:00:00 2001
From: Melvyn Sopacua <msopacua@php.net>
Date: Fri, 13 Dec 2002 18:40:39 +0000
Subject: [PATCH] Add testcase for bug #20993

---
 tests/lang/bug20993.phpt | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 tests/lang/bug20993.phpt

diff --git a/tests/lang/bug20993.phpt b/tests/lang/bug20993.phpt
new file mode 100644
index 0000000000..286bf225fe
--- /dev/null
+++ b/tests/lang/bug20993.phpt
@@ -0,0 +1,23 @@
+--TEST--
+Bug #20993 (referenced array key, makes array global)
+--FILE--
+<?php
+$a = array(1);
+$b = array(1);
+$ref =& $a[0];
+
+echo $a[0], ' -b ', $b[0], ' -r ', $ref,  "\n";
+changeVal($a);
+echo $a[0], ' -b ', $b[0], ' -r ', $ref,  "\n";
+changeVal($b);
+echo $a[0], ' -b ', $b[0], ' -r ', $ref,  "\n";
+
+function changeVal($arr)
+{
+	$arr[0] = 2;
+}
+?>
+--EXPECT--
+1 -b 1 -r 1
+1 -b 1 -r 1
+1 -b 1 -r 1
-- 
2.50.1