// errchk $G $D/$F.go

// Copyright 2011 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.

// Issue 1606.

package main

func main() {
	var x interface{}
	switch t := x.(type) { // ERROR "0 is not a type"
	case 0:
		t.x = 1 // ERROR "type interface \{ \}"
	}
}