mirror of
https://github.com/golang/go
synced 2024-11-14 08:40:27 -07:00
8f1e2d4ef7
If we run 'go test ./...' in the misc module, we don't want to see errors for these standalone files. We could instead add +ignore tags to each file individually, but this is exactly what a testdata directory is for. Updates #30228 Change-Id: I7047ad888dd6aff701f5982d58b6a79f6a487c58 Reviewed-on: https://go-review.googlesource.com/c/163417 Run-TryBot: Bryan C. Mills <bcmills@google.com> Reviewed-by: Jay Conrod <jayconrod@google.com>
52 lines
927 B
Go
52 lines
927 B
Go
// Copyright 2016 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.
|
|
|
|
package main
|
|
|
|
// Check that calls to C.malloc/C.free do not collide with the calls
|
|
// made by the os/user package.
|
|
|
|
// #cgo CFLAGS: -fsanitize=thread
|
|
// #cgo LDFLAGS: -fsanitize=thread
|
|
// #include <stdlib.h>
|
|
import "C"
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
"os/user"
|
|
"runtime"
|
|
"sync"
|
|
)
|
|
|
|
func main() {
|
|
u, err := user.Current()
|
|
if err != nil {
|
|
fmt.Fprintln(os.Stderr, err)
|
|
// Let the test pass.
|
|
os.Exit(0)
|
|
}
|
|
|
|
var wg sync.WaitGroup
|
|
for i := 0; i < 20; i++ {
|
|
wg.Add(2)
|
|
go func() {
|
|
defer wg.Done()
|
|
for i := 0; i < 1000; i++ {
|
|
user.Lookup(u.Username)
|
|
runtime.Gosched()
|
|
}
|
|
}()
|
|
go func() {
|
|
defer wg.Done()
|
|
for i := 0; i < 1000; i++ {
|
|
p := C.malloc(C.size_t(len(u.Username) + 1))
|
|
runtime.Gosched()
|
|
C.free(p)
|
|
}
|
|
}()
|
|
}
|
|
wg.Wait()
|
|
}
|