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// errorcheck
// 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.
// Verify that erroneous labels are caught by the compiler.
// This set is caught by pass 1.
// Does not compile.
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
}
goto L10
goto go2 // ERROR "label go2 not defined|reference to undefined label .*go2"
}
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