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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Some Unity games fail assertion on startup in glXCreateContextAttribsARB"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=99781#c13">Comment # 13</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Some Unity games fail assertion on startup in glXCreateContextAttribsARB"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=99781">bug 99781</a>
              from <span class="vcard"><a class="email" href="mailto:psychon@znc.in" title="Uli Schlachter <psychon@znc.in>"> <span class="fn">Uli Schlachter</span></a>
</span></b>
        <pre>Created <span class=""><a href="attachment.cgi?id=143766" name="attach_143766" title="A single-threaded reproducer">attachment 143766</a> <a href="attachment.cgi?id=143766&action=edit" title="A single-threaded reproducer">[details]</a></span>
A single-threaded reproducer

I think I came up with a single-threaded program reproducing the bug. More
details in inline comments.

When changing the copy of __glXSendError() from using dpy->request to
dpy->last_request_read (and compiling with -DNDEBUG so that the inline
asserts() do not trigger), the problem goes away. So, I think the analysis from
my previous comment is correct.</pre>
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