gcc/libgo/go/syscall/mmap_unix_test.go
Ian Lance Taylor 8dc2499aa6 libgo: update to Go1.18beta2
gotools/
	* Makefile.am (go_cmd_cgo_files): Add ast_go118.go
	(check-go-tool): Copy golang.org/x/tools directories.
	* Makefile.in: Regenerate.

Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/384695
2022-02-11 15:01:19 -08:00

23 lines
571 B
Go

// Copyright 2014 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.
//go:build aix || darwin || dragonfly || freebsd || hurd || linux || netbsd || openbsd
package syscall_test
import (
"syscall"
"testing"
)
func TestMmap(t *testing.T) {
b, err := syscall.Mmap(-1, 0, syscall.Getpagesize(), syscall.PROT_NONE, syscall.MAP_ANON|syscall.MAP_PRIVATE)
if err != nil {
t.Fatalf("Mmap: %v", err)
}
if err := syscall.Munmap(b); err != nil {
t.Fatalf("Munmap: %v", err)
}
}