From 68de75f0b588be1a874fa73dd03b12d9c902955c Mon Sep 17 00:00:00 2001
From: =?utf8?q?Johannes=20Schl=C3=BCter?= <johannes@php.net>
Date: Sat, 1 Mar 2008 13:53:32 +0000
Subject: [PATCH] MFH: Allow implementation of abstract methods with optional
 parameters (Christian   Schneider)

---
 Zend/tests/022.phpt | 24 ++++++++++++++++++++++++
 Zend/zend_compile.c |  2 +-
 2 files changed, 25 insertions(+), 1 deletion(-)
 create mode 100644 Zend/tests/022.phpt

diff --git a/Zend/tests/022.phpt b/Zend/tests/022.phpt
new file mode 100644
index 0000000000..1226e2719f
--- /dev/null
+++ b/Zend/tests/022.phpt
@@ -0,0 +1,24 @@
+--TEST--
+Implementating abstracting methods and optional parameters
+--FILE--
+<?php
+
+abstract class Base
+{
+	abstract function someMethod($param);
+}
+
+class Ext extends Base
+{
+	function someMethod($param = "default")
+	{
+		echo $param, "\n";
+	}
+}
+
+$a = new Ext();
+$a->someMethod("foo");
+$a->someMethod();
+--EXPECT--
+foo
+default
diff --git a/Zend/zend_compile.c b/Zend/zend_compile.c
index 18082c60bb..f8b380388d 100644
--- a/Zend/zend_compile.c
+++ b/Zend/zend_compile.c
@@ -2283,7 +2283,7 @@ static zend_bool zend_do_perform_implementation_check(zend_function *fe, zend_fu
 	}
 
 	/* check number of arguments */
-	if (proto->common.required_num_args != fe->common.required_num_args
+	if (proto->common.required_num_args < fe->common.required_num_args
 		|| proto->common.num_args > fe->common.num_args) {
 		return 0;
 	}
-- 
2.50.1