// errorcheck

// Copyright 2010 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package main

func main() {
	var x int // avoid undefined: x error below with recursive-descent parser
	for var x = 0; x < 10; x++ {	// ERROR "var declaration not allowed in for initializer"
