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<body><span class="vcard"><a class="email" href="mailto:renato.golin@linaro.org" title="Renato Golin <renato.golin@linaro.org>"> <span class="fn">Renato Golin</span></a>
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<a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - [ARM] Possible race condition in std::atomic_compare_exchange_strong"
href="https://llvm.org/bugs/show_bug.cgi?id=30445">bug 30445</a>
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<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>RESOLVED
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<td>REOPENED
</td>
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<td style="text-align:right;">Resolution</td>
<td>WORKSFORME
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<td>---
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<b><a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - [ARM] Possible race condition in std::atomic_compare_exchange_strong"
href="https://llvm.org/bugs/show_bug.cgi?id=30445#c16">Comment # 16</a>
on <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - [ARM] Possible race condition in std::atomic_compare_exchange_strong"
href="https://llvm.org/bugs/show_bug.cgi?id=30445">bug 30445</a>
from <span class="vcard"><a class="email" href="mailto:renato.golin@linaro.org" title="Renato Golin <renato.golin@linaro.org>"> <span class="fn">Renato Golin</span></a>
</span></b>
<pre>This is not good. I'm reopening this.
Could this be the result of Clang optimising (and eliding the problem) with the
code? Or undefined behaviour? I don't know enough about the new standards (or
atomics) to identify undefined behaviour in there.
cheers,
--renato</pre>
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