文件操作 - norace_linux_test.go
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文件: /usr/share/go-1.23/src/runtime/norace_linux_test.go
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// Copyright 2015 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. // The file contains tests that cannot run under race detector for some reason. // //go:build !race package runtime_test import ( "internal/abi" "runtime" "testing" "time" "unsafe" ) var newOSProcDone bool //go:nosplit func newOSProcCreated() { newOSProcDone = true } // Can't be run with -race because it inserts calls into newOSProcCreated() // that require a valid G/M. func TestNewOSProc0(t *testing.T) { runtime.NewOSProc0(0x800000, unsafe.Pointer(abi.FuncPCABIInternal(newOSProcCreated))) check := time.NewTicker(100 * time.Millisecond) defer check.Stop() end := time.After(5 * time.Second) for { select { case <-check.C: if newOSProcDone { return } case <-end: t.Fatalf("couldn't create new OS process") } } }
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