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<body><span class="vcard"><a class="email" href="mailto:idr@freedesktop.org" title="Ian Romanick <idr@freedesktop.org>"> <span class="fn">Ian Romanick</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - Bizarre vertex shader results (warped geometry) unless a never executed if-branch is added."
href="https://bugs.freedesktop.org/show_bug.cgi?id=84004">bug 84004</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>NEW
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<td>NEEDINFO
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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - Bizarre vertex shader results (warped geometry) unless a never executed if-branch is added."
href="https://bugs.freedesktop.org/show_bug.cgi?id=84004#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - Bizarre vertex shader results (warped geometry) unless a never executed if-branch is added."
href="https://bugs.freedesktop.org/show_bug.cgi?id=84004">bug 84004</a>
from <span class="vcard"><a class="email" href="mailto:idr@freedesktop.org" title="Ian Romanick <idr@freedesktop.org>"> <span class="fn">Ian Romanick</span></a>
</span></b>
<pre>Can you provide the output of the with and without work-around shaders with the
following environment variables set?
INTEL_DEBUG=vs MESA_GLSL=dump
Looking at differences in the IR and the final generated assembly might shed
some light on the situation. The most likely scenario is one of the
optimization passes is making a bad choice...</pre>
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