mirror of
https://github.com/golang/go
synced 2024-11-18 15:04:44 -07:00
91b1b28499
Ignore calls to various flavours of atomic.AddInt with a wrong number of arguments. LGTM=r R=golang-codereviews, r CC=golang-codereviews https://golang.org/cl/91370045
44 lines
1.4 KiB
Go
44 lines
1.4 KiB
Go
// Copyright 2013 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.
|
|
|
|
// This file contains tests for the atomic checker.
|
|
|
|
package testdata
|
|
|
|
import (
|
|
"sync/atomic"
|
|
)
|
|
|
|
type Counter uint64
|
|
|
|
func AtomicTests() {
|
|
x := uint64(1)
|
|
x = atomic.AddUint64(&x, 1) // ERROR "direct assignment to atomic value"
|
|
_, x = 10, atomic.AddUint64(&x, 1) // ERROR "direct assignment to atomic value"
|
|
x, _ = atomic.AddUint64(&x, 1), 10 // ERROR "direct assignment to atomic value"
|
|
|
|
y := &x
|
|
*y = atomic.AddUint64(y, 1) // ERROR "direct assignment to atomic value"
|
|
|
|
var su struct{ Counter uint64 }
|
|
su.Counter = atomic.AddUint64(&su.Counter, 1) // ERROR "direct assignment to atomic value"
|
|
z1 := atomic.AddUint64(&su.Counter, 1)
|
|
_ = z1 // Avoid err "z declared and not used"
|
|
|
|
var sp struct{ Counter *uint64 }
|
|
*sp.Counter = atomic.AddUint64(sp.Counter, 1) // ERROR "direct assignment to atomic value"
|
|
z2 := atomic.AddUint64(sp.Counter, 1)
|
|
_ = z2 // Avoid err "z declared and not used"
|
|
|
|
au := []uint64{10, 20}
|
|
au[0] = atomic.AddUint64(&au[0], 1) // ERROR "direct assignment to atomic value"
|
|
au[1] = atomic.AddUint64(&au[0], 1)
|
|
|
|
ap := []*uint64{&au[0], &au[1]}
|
|
*ap[0] = atomic.AddUint64(ap[0], 1) // ERROR "direct assignment to atomic value"
|
|
*ap[1] = atomic.AddUint64(ap[0], 1)
|
|
|
|
x = atomic.AddUint64() // Used to make vet crash; now silently ignored.
|
|
}
|