mirror of
https://github.com/golang/go
synced 2024-11-05 20:16:13 -07:00
88 lines
2.4 KiB
Go
88 lines
2.4 KiB
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()
|
|
}
|