<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Ian,<div class=""><br class=""><div><blockquote type="cite" class=""><div class="">On 13 May 2015, at 11:17, Ian Hinder <<a href="mailto:ian.hinder@aei.mpg.de" class="">ian.hinder@aei.mpg.de</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Allow the user to set CCTK_STRICT_MATH in the optionlist. This would indicate that strict ordering of floating point operations, and IEEE compliance, is required in this build. This could potentially then be used to select compiler optimisation settings automatically. We could then introduce additional Cactus tests, only enabled when CCTK_STRICT_MATH was set, which checked that certain operations give exactly the correct results.</span></div></blockquote></div><div class=""><br class=""></div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>I like this idea.</div><div class=""><br class=""></div><div class="">Cheers,</div><div class="">Bruno G.</div><br class=""><div apple-content-edited="true" class="">
<span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; " class="">Dr. Bruno Giacomazzo<br class="">Department of Physics<br class="">University of Trento<br class="">via Sommarive 14<br class="">38123 Trento<br class="">Italy<br class=""><br class="">Tel. : +39 0461281631</div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; " class="">email : <a href="mailto:bruno.giacomazzo@unitn.it" class="">bruno.giacomazzo@unitn.it</a><br class="">web: <a href="http://www.brunogiacomazzo.org" class="">http://www.brunogiacomazzo.org</a><br class=""><br class="">----------------------------------------------------------------------<br class="">There are only 10 types of people in the world:<br class="">Those who understand binary, and those who don't<br class="">----------------------------------------------------------------------</div></span></span>
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