Fix the default value of $mode in PDOStatement::fetch*()

Closes GH-6933

Author: kocsismate

ext/pdo/pdo_dbh.c

@@ -1342,6 +1342,7 @@ void pdo_dbh_init(void)
 	REGISTER_PDO_CLASS_CONST_LONG("PARAM_EVT_FETCH_POST",	(zend_long)PDO_PARAM_EVT_FETCH_POST);
 	REGISTER_PDO_CLASS_CONST_LONG("PARAM_EVT_NORMALIZE",	(zend_long)PDO_PARAM_EVT_NORMALIZE);
 
+	REGISTER_PDO_CLASS_CONST_LONG("FETCH_DEFAULT", (zend_long)PDO_FETCH_USE_DEFAULT);
 	REGISTER_PDO_CLASS_CONST_LONG("FETCH_LAZY", (zend_long)PDO_FETCH_LAZY);
 	REGISTER_PDO_CLASS_CONST_LONG("FETCH_ASSOC", (zend_long)PDO_FETCH_ASSOC);
 	REGISTER_PDO_CLASS_CONST_LONG("FETCH_NUM",  (zend_long)PDO_FETCH_NUM);

ext/pdo/pdo_stmt.stub.php

@@ -32,10 +32,10 @@ public function errorInfo() {}
     public function execute(?array $params = null) {}
 
     /** @return mixed */
-    public function fetch(int $mode = PDO::FETCH_BOTH, int $cursorOrientation = PDO::FETCH_ORI_NEXT, int $cursorOffset = 0) {}
+    public function fetch(int $mode = PDO::FETCH_DEFAULT, int $cursorOrientation = PDO::FETCH_ORI_NEXT, int $cursorOffset = 0) {}
 
     /** @return array */
-    public function fetchAll(int $mode = PDO::FETCH_BOTH, mixed ...$args) {}
+    public function fetchAll(int $mode = PDO::FETCH_DEFAULT, mixed ...$args) {}
 
     /** @return mixed */
     public function fetchColumn(int $column = 0) {}

ext/pdo/pdo_stmt_arginfo.h

@@ -1,5 +1,5 @@
 /* This is a generated file, edit the .stub.php file instead.
- * Stub hash: 764dfcd532d90de147f5e4b17e8a56e1545e289c */
+ * Stub hash: 80860ee99befe1258900120f0c226688f6606c6f */
 
 ZEND_BEGIN_ARG_INFO_EX(arginfo_class_PDOStatement_bindColumn, 0, 0, 2)
 	ZEND_ARG_TYPE_MASK(0, column, MAY_BE_STRING|MAY_BE_LONG, NULL)
@@ -39,13 +39,13 @@ ZEND_BEGIN_ARG_INFO_EX(arginfo_class_PDOStatement_execute, 0, 0, 0)
 ZEND_END_ARG_INFO()
 
 ZEND_BEGIN_ARG_INFO_EX(arginfo_class_PDOStatement_fetch, 0, 0, 0)
-	ZEND_ARG_TYPE_INFO_WITH_DEFAULT_VALUE(0, mode, IS_LONG, 0, "PDO::FETCH_BOTH")
+	ZEND_ARG_TYPE_INFO_WITH_DEFAULT_VALUE(0, mode, IS_LONG, 0, "PDO::FETCH_DEFAULT")
 	ZEND_ARG_TYPE_INFO_WITH_DEFAULT_VALUE(0, cursorOrientation, IS_LONG, 0, "PDO::FETCH_ORI_NEXT")
 	ZEND_ARG_TYPE_INFO_WITH_DEFAULT_VALUE(0, cursorOffset, IS_LONG, 0, "0")
 ZEND_END_ARG_INFO()
 
 ZEND_BEGIN_ARG_INFO_EX(arginfo_class_PDOStatement_fetchAll, 0, 0, 0)
-	ZEND_ARG_TYPE_INFO_WITH_DEFAULT_VALUE(0, mode, IS_LONG, 0, "PDO::FETCH_BOTH")
+	ZEND_ARG_TYPE_INFO_WITH_DEFAULT_VALUE(0, mode, IS_LONG, 0, "PDO::FETCH_DEFAULT")
 	ZEND_ARG_VARIADIC_TYPE_INFO(0, args, IS_MIXED, 0)
 ZEND_END_ARG_INFO()