<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>We're seeing that the ObjCARCContract pass never runs in llc (at any optimization level!) when bitcode is lowered to assembly. As a result, ARC-enabled code becomes unlinkable.<span class="Apple-tab-span" style="white-space: pre; "> </span> We can run the pass manually, but it'd be preferred to have this rolled somewhere logical like pass configuration.</div><div><br></div><div>I see that there was a previous discussion about how to appropriately remove them. Did anything ever come about? </div><div><br></div><div>I've attempted running the pass "always" per the original discussion. While that works for me, I doubt it's acceptable for all languages, targets, etc. See my strawman patch.</div><div><br></div><div>Any recommendations on a smaller hammer fix that would be upstreamable? I like the idea of a cleanup pass, but even that seems too special case.</div><div><br></div><div>Joe</div><div><div apple-content-edited="true">
<div class="" style="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-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><div class="" style="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-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><div class="" style="color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; 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-webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px; font-size: 9px; "><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><font class=""><span class="Apple-style-span" style="color: rgb(0, 0, 0); -webkit-text-decorations-in-effect: underline;"><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><font face="Verdana" color="#052090" class="Apple-style-span"><b class="">______________________________</b></font></div><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><font face="Verdana" color="#052090" class="Apple-style-span"><b class="">Joe Abbey</b></font></div><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><font face="Verdana" color="#052090" class="Apple-style-span">Senior Director of Product Development</font></div><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><font face="Verdana" color="#052090" class="Apple-style-span">Arxan Technologies</font></div><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><font class="Apple-style-span"><a href="mailto:jabbey@arxan.com" class=""><font face="Verdana" color="#0433ff" class="Apple-style-span">jabbey@arxan.com</font></a><font class="Apple-style-span" style="font-family: Calibri, sans-serif; "> </font></font><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px; "><span class="Apple-style-span" style="-webkit-text-decorations-in-effect: underline; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><font face="Verdana" class="Apple-style-span"><a href="http://www.arxan.com/" class="" style="color: rgb(0, 0, 0); "><font color="#ff9324" class="Apple-style-span">www.arxan.com</font></a></font></span></span></span></span></div></span></div></span></div></span></div></span></div></span></span></span><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><span class="Apple-style-span" style="font-variant: 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-text-stroke-width: 0px; -webkit-text-decorations-in-effect: underline;"><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><font face="Verdana" class="Apple-style-span"><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px;"><div class="" style="color: rgb(169, 169, 169); font-family: Verdana; 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-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><font class="">Protecting the App Economy™</font></div><div class="" style="color: rgb(169, 169, 169); font-family: Verdana; 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-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><font class=""><br></font></div></span></div></span></div></span></div></div></font></span></span></span></span></font></div></span></div></div></div></div></div>
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