ReflectionClass::newInstanceWithoutConstructor() should be allowed to instantiate every class except those internal classes with a final __construct()

Author: Tyrael

ext/reflection/php_reflection.c

@@ -4308,8 +4308,8 @@ ZEND_METHOD(reflection_class, newInstanceWithoutConstructor)
 	METHOD_NOTSTATIC(reflection_class_ptr);
 	GET_REFLECTION_OBJECT_PTR(ce);
 
-	if (ce->create_object != NULL) {
-		zend_throw_exception_ex(reflection_exception_ptr, 0 TSRMLS_CC, "Class %s is an internal class that cannot be instantiated without invoking its constructor", ce->name);
+	if (ce->create_object != NULL && ce->ce_flags & ZEND_ACC_FINAL_CLASS) {
+		zend_throw_exception_ex(reflection_exception_ptr, 0 TSRMLS_CC, "Class %s is an internal class with a final __construct thus cannot be instantiated without invoking its constructor", ce->name);
 	}
 
 	object_init_ex(return_value, ce);

ext/reflection/tests/ReflectionClass_newInstanceWithoutConstructor.phpt

@@ -20,13 +20,18 @@ var_dump($class->newInstanceWithoutConstructor());
 
 $class = new ReflectionClass('DateTime');
 var_dump($class->newInstanceWithoutConstructor());
+
+$class = new ReflectionClass('Generator');
+var_dump($class->newInstanceWithoutConstructor());
 --EXPECTF--
 object(Foo)#%d (0) {
 }
 object(stdClass)#%d (0) {
 }
+object(DateTime)#%d (0) {
+}
 
-Fatal error: Uncaught exception 'ReflectionException' with message 'Class DateTime is an internal class that cannot be instantiated without invoking its constructor' in %sReflectionClass_newInstanceWithoutConstructor.php:%d
+Fatal error: Uncaught exception 'ReflectionException' with message 'Class Generator is an internal class with a final __construct thus cannot be instantiated without invoking its constructor' in %sReflectionClass_newInstanceWithoutConstructor.php:%d
 Stack trace:
 #0 %sReflectionClass_newInstanceWithoutConstructor.php(%d): ReflectionClass->newInstanceWithoutConstructor()
 #1 {main}

ext/reflection/tests/bug64007.phpt

@@ -14,6 +14,6 @@ $generator  = $reflection->newInstance();
 var_dump($generator);
 ?>
 --EXPECTF--
-string(97) "Class Generator is an internal class that cannot be instantiated without invoking its constructor"
+string(%d) "Class Generator is an internal class with a final __construct thus cannot be instantiated without invoking its constructor"
 
 Catchable fatal error: The "Generator" class is reserved for internal use and cannot be manually instantiated in %sbug64007.php on line %d