On Tue, Feb 5, 2013 at 4:23 PM, Ian Lynagh <span dir="ltr"><<a href="mailto:ian@well-typed.com" target="_blank">ian@well-typed.com</a>></span> wrote:<br><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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Hi Johan,<br>
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On Tue, Feb 05, 2013 at 03:19:59PM -0800, Johan Tibell wrote:<br>
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> + * The k-nucleotide benchmark wasn't included as it segfaults on my<br>
> + 64-bit OS X 10.8.2 machine.<br>
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</div>That sounds more serious than a performance regression!<br>
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Or is it a bug in the benchmark?<br></blockquote><div><br></div><div>It might very well be a bug in the benchmark. It does lots of scary pointer manipulation. I haven't had time to look into it and see if it only happens on some GHC versions (which could suggest a GHC bug) or everywhere. It doesn't seem to happen on the 32-bit machine used by the shootout server at least.</div>
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