Fixed corruption of execute_data when ZEND_STRLEN has to cast an object to string.

1 files changed, 51 insertions, 0 deletions

diff --git a/Zend/tests/strlen.phpt b/Zend/tests/strlen.phpt
new file mode 100644
index 0000000000..ddf0141386
--- /dev/null
+++ b/Zend/tests/strlen.phpt
@@ -0,0 +1,51 @@
+--TEST--
+Fixed execute_data corruption with __toString()
+--FILE--
+<?php
+
+class Test
+{
+  public $something = 'hello';
+
+  public function __toString()
+  {
+    return $this->something;
+  }
+}
+
+$t = new Test;
+var_dump(strlen($t));
+var_dump($t->something);
+
+class Test2
+{
+  public $something;
+
+  public function __construct(&$a)
+  {
+    $this->something = &$a;
+  }
+
+  public function __toString()
+  {
+    return $this->something;
+  }
+}
+
+$a = 'world';
+$t2 = new Test2($a);
+var_dump(strlen($t2));
+var_dump($t2->something);
+var_dump($a);
+
+$a = 'foobar';
+var_dump(strlen($t2));
+var_dump($t2->something);
+--EXPECT--
+int(5)
+string(5) "hello"
+int(5)
+string(5) "world"
+string(5) "world"
+int(6)
+string(6) "foobar"