Backup value

Author: arnaud-lb

Zend/tests/lazy_objects/gh15999.phpt

@@ -1184,16 +1184,22 @@ found:;
 	return variable_ptr;
 
 lazy_init:
-	zobj = zend_lazy_object_init(zobj);
-	if (UNEXPECTED(!zobj)) {
-		variable_ptr = &EG(error_zval);
-		goto exit;
-	}
-	/* value may have changed during initialization */
-	if (UNEXPECTED(Z_ISREF_P(value))) {
-		value = Z_REFVAL_P(value);
+	{
+		/* backup value as it may change during initialization */
+		zval backup;
+		ZVAL_COPY(&backup, value);
+
+		zobj = zend_lazy_object_init(zobj);
+		if (UNEXPECTED(!zobj)) {
+			variable_ptr = &EG(error_zval);
+			zval_ptr_dtor(&backup);
+			goto exit;
+		}
+
+		variable_ptr = zend_std_write_property(zobj, name, &backup, cache_slot);
+		zval_ptr_dtor(&backup);
+		return variable_ptr;
 	}
-	return zend_std_write_property(zobj, name, value, cache_slot);
 }
 /* }}} */