[issue30038] Race condition in how trip_signal writes to wakeup fd

[Nathaniel Smith]

Nathaniel Smith added the comment:

But, by that definition, like... every change is backwards incompatible.

I'm pretty confident that no-one was relying on this race condition. I can't even figure out what that would mean.

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue30038>
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