<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Or "external". I assume it is getting dead code eliminated.<div><br><div>
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<br><div><div>On 4 Jun 2010, at 13:06, Jay K wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div><br>I already tried that.. :(<br><br><br> - Jay<br><br><br>----------------------------------------<br><blockquote type="cite">From: <a href="mailto:hosking@cs.purdue.edu">hosking@cs.purdue.edu</a><br></blockquote><blockquote type="cite">Date: Fri, 4 Jun 2010 12:37:45 -0400<br></blockquote><blockquote type="cite">To: <a href="mailto:jay.krell@cornell.edu">jay.krell@cornell.edu</a><br></blockquote><blockquote type="cite">CC: <a href="mailto:m3devel@elegosoft.com">m3devel@elegosoft.com</a><br></blockquote><blockquote type="cite">Subject: Re: [M3devel] optimizer problems<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">You should be able to mark it as used.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">On 4 Jun 2010, at 12:29, Jay K wrote:<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">Just a note that I have found at least two pieces of code that fail to compile with optimization enabled, even in the release branch.<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">One is a simple case involving unused nested functions.<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">One is a complicated not really understood case.<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">To fix these I have pessimized the optimizer in the release branch but turning off two optimizations.<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">It would be nice to find a better fix for the first.<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">Even something sleazy like having the front end report up front to the backend if there are any nested functions in the unit, and only pessimizing such units.<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">There is probably also a fix to gcc around preserving nested functions. I thought code in varasm.c was suspicious but couldn't get it to work quickly.<br></blockquote></blockquote><blockquote type="cite"><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span> <span class="Apple-tab-span" style="white-space:pre"> </span> <span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span> <br></blockquote></div></blockquote></div><br></div></body></html>