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// errchk $G -e $D/$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.

// Pass 1 label errors.

package main

var x int

func f() {
L1: // ERROR "label .*L1.* defined and not used"
        for {
        }
L2: // ERROR "label .*L2.* defined and not used"
        select {
        }
L3: // ERROR "label .*L3.* defined and not used"
        switch {
        }
L4: // ERROR "label .*L4.* defined and not used"
        if true {
        }
L5: // ERROR "label .*L5.* defined and not used"
        f()
L6: // GCCGO_ERROR "previous"
        f()
L6: // ERROR "label .*L6.* already defined"
        f()
        if x == 20 {
                goto L6
        }

L7:
        for {
                break L7
        }

L8:
        for {
                if x == 21 {
                        continue L8
                }
        }

L9:
        switch {
        case true:
                break L9
        defalt: // ERROR "label .*defalt.* defined and not used"
        }

L10:
        select {
        default:
                break L10
        }
}