<div dir="ltr"><div class="markdown-here-wrapper" style=""><p style="margin:0px 0px 1.2em!important">It looks like you’re duplicating this condition</p>
<p style="margin:0px 0px 1.2em!important">!defined(_LIBCPP_VERSION)</p>
<p style="margin:0px 0px 1.2em!important">Also, if you could raise a bug (<a href="https://llvm.org/bugs">BugZilla</a>).</p>
<p style="margin:0px 0px 1.2em!important">Otherwise LGTM</p>
<div title="MDH:SXQgbG9va3MgbGlrZSB5b3UncmUgZHVwbGljYXRpbmcgdGhpcyBjb25kaXRpb248ZGl2Pjxicj48
L2Rpdj48ZGl2PjxwcmUgY2xhc3M9ImdtYWlsLWFMRi1hUFgtSzAtYVBFIGdtYWlsLWFMRi1hUFgt
YUxLLWF5ci1hdVIiPiFkZWZpbmVkKF9MSUJDUFBfVkVSU0lPTik8L3ByZT5BbHNvLCBpZiB5b3Ug
Y291bGQgcmFpc2UgYSBidWcgKFtCdWdaaWxsYV0oaHR0cHM6Ly9sbHZtLm9yZy9idWdzKSkuPC9k
aXY+PGRpdj48YnI+PC9kaXY+PGRpdj5PdGhlcndpc2UgTEdUTTwvZGl2Pg==" style="height:0;width:0;max-height:0;max-width:0;overflow:hidden;font-size:0em;padding:0;margin:0">​</div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Sun, Oct 23, 2016 at 2:59 PM, Brad Smith via llvm-commits <span dir="ltr"><<a href="mailto:llvm-commits@lists.llvm.org" target="_blank">llvm-commits@lists.llvm.org</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="HOEnZb"><div class="h5">On 10/15/16 16:46, Brad Smith via llvm-commits wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Disable the use of std::call_once on OpenBSD with libstc++. It was noticed this caused<br>
performance regressions and deadlocks.<br>
<br>
<a href="https://github.com/rust-lang/rust/issues/36905" rel="noreferrer" target="_blank">https://github.com/rust-lang/r<wbr>ust/issues/36905</a><br>
<br>
</blockquote>
<br></div></div>
ping.<br>
<br>
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</blockquote></div><br></div>