golang issue4463 代码
文件路径：/test/fixedbugs/issue4463.go
/ errorcheck
/ Copyright 2012 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 4463: test builtin functions in statement context and in
/ go/defer functions.
package p
import "unsafe"
func F() {
var a []int
var c chan int
var m map[int]int
var s struct{ f int }
append(a, 0) / ERROR "not used"
cap(a) / ERROR "not used"
complex(1, 2) / ERROR "not used"
imag(1i) / ERROR "not used"
len(a) / ERROR "not used"
make([]int, 10) / ERROR "not used"
new(int) / ERROR "not used"
real(1i) / ERROR "not used"
unsafe.Alignof(a) / ERROR "not used"
unsafe.Offsetof(s.f) / ERROR "not used"
unsafe.Sizeof(a) / ERROR "not used"
close(c)
copy(a, a)
delete(m, 0)
panic(0)
print("foo")
println("bar")
recover()
(close(c))
(copy(a, a))
(delete(m, 0))
(panic(0))
(print("foo"))
(println("bar"))
(recover())
go append(a, 0) / ERROR "not used|discards result"
go cap(a) / ERROR "not used|discards result"
go complex(1, 2) / ERROR "not used|discards result"
go imag(1i) / ERROR "not used|discards result"
go len(a) / ERROR "not used|discards result"
go make([]int, 10) / ERROR "not used|discards result"
go new(int) / ERROR "not used|discards result"
go real(1i) / ERROR "not used|discards result"
go unsafe.Alignof(a) / ERROR "not used|discards result"
go unsafe.Offsetof(s.f) / ERROR "not used|discards result"
go unsafe.Sizeof(a) / ERROR "not used|discards result"
go close(c)
go copy(a, a)
go delete(m, 0)
go panic(0)
go print("foo")
go println("bar")
go recover()
defer append(a, 0) / ERROR "not used|discards result"
defer cap(a) / ERROR "not used|discards result"
defer complex(1, 2) / ERROR "not used|discards result"
defer imag(1i) / ERROR "not used|discards result"
defer len(a) / ERROR "not used|discards result"
defer make([]int, 10) / ERROR "not used|discards result"
defer new(int) / ERROR "not used|discards result"
defer real(1i) / ERROR "not used|discards result"
defer unsafe.Alignof(a) / ERROR "not used|discards result"
defer unsafe.Offsetof(s.f) / ERROR "not used|discards result"
defer unsafe.Sizeof(a) / ERROR "not used|discards result"
defer close(c)
defer copy(a, a)
defer delete(m, 0)
defer panic(0)
defer print("foo")
defer println("bar")
defer recover()
}