<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">On Wed, Apr 8, 2015 at 9:43 AM, Jed Brown <span dir="ltr"><<a href="mailto:jed@jedbrown.org" target="_blank">jed@jedbrown.org</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class="">Matthew Knepley <<a href="mailto:knepley@gmail.com">knepley@gmail.com</a>> writes:<br>
> I think you need an if () to make the compiler quit whining.<br>
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</span>if what?  if (1)?  Seems pointless.<br>
</blockquote></div><br>if (!link) SETERRQ();</div><div class="gmail_extra"><br></div><div class="gmail_extra">The compiler will not be able to reason about that and the cannot know that</div><div class="gmail_extra">the return is not reached.</div><div class="gmail_extra"><br></div><div class="gmail_extra">  Matt<br clear="all"><div><br></div>-- <br><div class="gmail_signature">What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead.<br>-- Norbert Wiener</div>
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