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Viewing changes to src/pkg/runtime/race/testdata/cgo_test_main.go

  • Committer: Package Import Robot
  • Author(s): James Page
  • Date: 2013-08-20 14:06:23 UTC
  • mfrom: (14.1.23 saucy-proposed)
  • Revision ID: package-import@ubuntu.com-20130820140623-b414jfxi3m0qkmrq
Tags: 2:1.1.2-2ubuntu1
https://launchpad.net/bugs/1211749
https://launchpad.net/bugs/1202027
* Merge from Debian unstable (LP: #1211749, #1202027). Remaining changes:
  - 016-armhf-elf-header.patch: Use correct ELF header for armhf binaries.
  - d/control,control.cross: Update Breaks/Replaces for Ubuntu
    versions to ensure smooth upgrades, regenerate control file.

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Lines of Context:
src/pkg/runtime/race/testdata/cgo_test_main.go
 
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// Copyright 2012 The Go Authors. All rights reserved.
 
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// Use of this source code is governed by a BSD-style
 
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// license that can be found in the LICENSE file.
 
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package main
 
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/*
 
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int sync;
 
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void Notify(void)
 
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{
 
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        __sync_fetch_and_add(&sync, 1);
 
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}
 
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void Wait(void)
 
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{
 
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        while(__sync_fetch_and_add(&sync, 0) == 0) {}
 
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}
 
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*/
 
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import "C"
 
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func main() {
 
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        data := 0
 
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        go func() {
 
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                data = 1
 
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                C.Notify()
 
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        }()
 
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        C.Wait()
 
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        _ = data
 
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}