<div dir="ltr"><br><div class="gmail_extra"><br><br><div class="gmail_quote">On Wed, Jan 23, 2013 at 2:09 PM, Joerg Sonnenberger <span dir="ltr"><<a href="mailto:joerg@britannica.bec.de" target="_blank">joerg@britannica.bec.de</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><div class="im">On Wed, Jan 23, 2013 at 01:04:40PM +0400, Kostya Serebryany wrote:<br>

> Looks like __atomic_ builtins for 64-bit types in 32-bit mode<br>
> are not supported in the clang trunk, see e.g.<br>
> <a href="http://llvm.org/bugs/show_bug.cgi?id=15034" target="_blank">http://llvm.org/bugs/show_bug.cgi?id=15034</a><br>
<br>
</div>x86 I assume? That requires cmpxchg8, which needs at least Pentiumish<br>
feature set. Does using -march help?<br></blockquote><div><br></div><div style>I tried -march=native -- no difference. </div><div style><br></div><div style>--kcc </div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">

<br>
Joerg<br>
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