go/test/label.go
Russ Cox d2cc988429 test: use testlib (fourth 100)
X ,s;^// \$G (\$D/)?\$F\.go *$;// compile;g
X ,s;^// \$G (\$D/)?\$F\.go && \$L \$F\.\$A *$;// build;g
X ,s;^// \$G (\$D/)?\$F\.go && \$L \$F\.\$A && \./\$A\.out *$;// run;g
X ,s;^// errchk \$G( -e)? (\$D/)?\$F\.go *$;// errorcheck;g

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/5673079
2012-02-16 23:50:37 -05:00

61 lines
865 B
Go

// 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.
// 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
}
}