Fixed #74862: Unable to clone instance when private __clone defined

Even though __clone was implemented as private and called only from
parent class, child extending class instance could not be cloned.

2 files changed, 89 insertions, 0 deletions

diff --git a/Zend/tests/bug74862.phpt b/Zend/tests/bug74862.phpt
new file mode 100644
index 0000000000..7822575d04
--- /dev/null
+++ b/Zend/tests/bug74862.phpt
@@ -0,0 +1,43 @@
+--TEST--
+Bug #74862 (Unable to clone instance when private __clone defined)
+--FILE--
+<?php
+
+class a {
+    private function __clone()
+    {
+
+    }
+
+    private function __construct()
+    {
+
+    }
+
+    public static function getInstance()
+    {
+        return new static();
+    }
+
+    public function cloneIt()
+    {
+        $a = clone $this;
+
+        return $a;
+    }
+}
+
+class c extends a {
+
+}
+
+// private constructor
+$d = c::getInstance();
+
+// private clone
+$e = $d->cloneIt();
+var_dump($e);
+?>
+--EXPECT--
+object(c)#2 (0) {
+}
diff --git a/Zend/tests/bug74862_2.phpt b/Zend/tests/bug74862_2.phpt
new file mode 100644
index 0000000000..2e544a380e
--- /dev/null
+++ b/Zend/tests/bug74862_2.phpt
@@ -0,0 +1,46 @@
+--TEST--
+Bug #74862 (Unable to clone instance when private __clone defined in a child class)
+--FILE--
+<?php
+
+class main {
+}
+
+class a extends main {
+    private function __clone()
+    {
+
+    }
+
+    private function __construct()
+    {
+
+    }
+
+    public static function getInstance()
+    {
+        return new static();
+    }
+
+    public function cloneIt()
+    {
+        $a = clone $this;
+
+        return $a;
+    }
+}
+
+class c extends a {
+
+}
+
+// private constructor
+$d = c::getInstance();
+
+// private clone
+$e = $d->cloneIt();
+var_dump($e);
+?>
+--EXPECT--
+object(c)#2 (0) {
+}