From 8ed1dc2fa9a6c0a283371bb24314a2cccaceddf6 Mon Sep 17 00:00:00 2001
From: Ulf Wendel <uw@php.net>
Date: Fri, 9 Sep 2011 12:12:08 +0000
Subject: [PATCH] Bug #55653

---
 ext/mysqli/tests/bug55653.phpt | 36 ++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 ext/mysqli/tests/bug55653.phpt

diff --git a/ext/mysqli/tests/bug55653.phpt b/ext/mysqli/tests/bug55653.phpt
new file mode 100644
index 0000000000..f9cd297eba
--- /dev/null
+++ b/ext/mysqli/tests/bug55653.phpt
@@ -0,0 +1,36 @@
+--TEST--
+Bug #55653 	PS crash with libmysql when binding same variable as param and out
+--SKIPIF--
+<?php
+require_once('skipif.inc');
+require_once('skipifconnectfailure.inc');
+?>
+--FILE--
+<?php
+	require_once("connect.inc");
+
+	if (!$link = my_mysqli_connect($host, $user, $passwd, $db, $port, $socket)) {
+		printf("[001] Connect failed, [%d] %s\n", mysqli_connect_errno(), mysqli_connect_error());
+	}
+
+	$in_and_out = "a";
+
+	if (!($stmt = $link->stmt_init()))
+		printf("[002] [%d] %s\n", $link->errno, $link->error);
+
+	if (!($stmt->prepare("SELECT ?")) ||
+		!($stmt->bind_param("s", $in_and_out)) ||
+		!($stmt->execute()) ||
+		!($stmt->bind_result($in_and_out)))
+		printf("[003] [%d] %s\n", $stmt->errno, $stmt->error);
+
+	if (!$stmt->fetch())
+		printf("[004] [%d] %s\n", $stmt->errno, $stmt->error);
+
+	if ("a" !== $in_and_out)
+		printf("[005] Wrong result: '%s'\n", $in_and_out);
+
+	echo "done!";
+?>
+--EXPECT--
+done!
\ No newline at end of file
-- 
2.50.1