mirror of
https://github.com/golang/go
synced 2024-11-18 05:14:43 -07:00
61 lines
825 B
Go
61 lines
825 B
Go
// 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:
|
|
f()
|
|
L6: // ERROR "label L6 already defined at"
|
|
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
|
|
}
|
|
}
|