/
/
opt
/
golang
/
1.22.0
/
src
/
runtime
/
race
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You: 216.73.216.60
PHP 8.3.16
Dir:
/opt/golang/1.22.0/src/runtime/race
Edit:
/opt/golang/1.22.0/src/runtime/race/race_unix_test.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 race && (darwin || freebsd || linux) package race_test import ( "sync/atomic" "syscall" "testing" "unsafe" ) // Test that race detector does not crash when accessing non-Go allocated memory (issue 9136). func TestNonGoMemory(t *testing.T) { data, err := syscall.Mmap(-1, 0, 4096, syscall.PROT_READ|syscall.PROT_WRITE, syscall.MAP_ANON|syscall.MAP_PRIVATE) if err != nil { t.Fatalf("failed to mmap memory: %v", err) } defer syscall.Munmap(data) p := (*uint32)(unsafe.Pointer(&data[0])) atomic.AddUint32(p, 1) (*p)++ if *p != 2 { t.Fatalf("data[0] = %v, expect 2", *p) } }
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