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unsafe quitting mechanism #9

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BurntSushi opened this issue Nov 4, 2012 · 0 comments

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BurntSushi commented Nov 4, 2012

From Nigel Tao:

I just wanted to note, though, that:

Goroutine A:
xu.Quit = true

Goroutine B:
for {
if xu.Quit {
return
}
// etc.
}

isn't guaranteed to work. See http://golang.org/ref/mem, especially
the part that says "another incorrect idiom is busy waiting for a
value".

ghost assigned BurntSushi

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