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Tsan false positive with Arc #10

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vors opened this issue Jun 25, 2018 · 1 comment

vors commented Jun 25, 2018

Hello!

I tried a simple example with Arc with calling drop from 2 different threads and tsan reports a race on it https://gist.github.com/vors/83d78aa5e4b0cc0f730f54d99eafd692 .
Is it because it ignores the atomic::fence or for some other reason?
The implementation is pretty much rewrite in rust of this boost example: https://www.boost.org/doc/libs/1_55_0/doc/html/atomic/usage_examples.html#boost_atomic.usage_examples.example_reference_counters

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Kestrer commented Apr 6, 2021

This is fixed now in Rust itself.

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