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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - FTL is not working on Windows."
href="https://bugs.webkit.org/show_bug.cgi?id=145366#c29">Comment # 29</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - FTL is not working on Windows."
href="https://bugs.webkit.org/show_bug.cgi?id=145366">bug 145366</a>
from <span class="vcard"><a class="email" href="mailto:msaboff@apple.com" title="Michael Saboff <msaboff@apple.com>"> <span class="fn">Michael Saboff</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=145366#c28">comment #28</a>)
<span class="quote">> I tried to set the rounding mode with _controlfp and the parameters
> _RC_CHOP, _RC_UP, _RC_DOWN, and _RC_NEAR. All other settings than _RC_NEAR
> resulted in more regressions. Setting rounding mode to _RC_NEAR gave the
> same results as when not setting the rounding mode, and did not fix the
> math.js.layout test. So I assume the default setting is _RC_NEAR.</span >
Looks like the default rounding mode is fine. If your only failure is sin(-0), I'd look at that path and see if there is some windows specific handling of sin that is causing the issue.</pre>
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