From bb97dfaccb9043618c3c321709815b1c60ec44ca Mon Sep 17 00:00:00 2001
From: foobar <sniper@php.net>
Date: Mon, 3 Feb 2003 06:43:08 +0000
Subject: [PATCH] Added test for bug #21998

---
 ext/standard/tests/array/bug21998.phpt | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 ext/standard/tests/array/bug21998.phpt

diff --git a/ext/standard/tests/array/bug21998.phpt b/ext/standard/tests/array/bug21998.phpt
new file mode 100644
index 0000000000..27587ec0ba
--- /dev/null
+++ b/ext/standard/tests/array/bug21998.phpt
@@ -0,0 +1,24 @@
+--TEST--
+Bug #21998 (array_pop() changes current array key)
+--FILE--
+<?php
+
+$a = array("a", "b", "c");
+
+var_dump(key($a));
+var_dump(array_pop($a));
+var_dump(key($a));      
+var_dump(array_pop($a));
+var_dump(key($a));      
+var_dump(array_pop($a));
+var_dump(key($a));      
+
+?>
+--EXPECT--
+int(0)
+string(1) "c"
+int(0)
+string(1) "b"
+int(0)
+string(1) "a"
+NULL
-- 
2.40.0