<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">On Mon, Oct 12, 2015 at 9:27 AM, Charles R Harris <span dir="ltr"><<a href="mailto:charlesr.harris@gmail.com" target="_blank">charlesr.harris@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div>* Compiling with msvc9 or msvc10 for 32 bit Windows now requires SSE2.<br></div> This was the easiest fix for what looked to be some miscompiled code when<br> SSE2 was not used.</div></div></blockquote><div><br></div><div>Note that there is discusion right now on pyton-dev about requireing SSE2 for teh <a href="http://python.org">python.org</a> build of python3.5 -- it does now, so it's fine for third party pacakges to also require it. But there is some talk of removing that requirement -- still a lot of old machines around, I guess -- particular at schools and the like.</div><div><br></div><div>Ideally, any binary wheels on PyPi should be compatible with the <a href="http://python.org">python.org</a> builds -- so not require SSE2, if the <a href="http://python.org">python.org</a> builds don't.</div><div><br></div><div>Though we had this discussion a while back -- and numpy could, and maybe should require more -- did we ever figure out a way to get a meaningful message to the user if they try to run an SSE2 build on a machine without SSE2?</div><div><br></div><div>-CHB</div></div><div><br></div><div><br></div>-- <br><div class="gmail_signature"><br>Christopher Barker, Ph.D.<br>Oceanographer<br><br>Emergency Response Division<br>NOAA/NOS/OR&R (206) 526-6959 voice<br>7600 Sand Point Way NE (206) 526-6329 fax<br>Seattle, WA 98115 (206) 526-6317 main reception<br><br><a href="mailto:Chris.Barker@noaa.gov" target="_blank">Chris.Barker@noaa.gov</a></div>
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