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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - piglit ext_transform_feedback-change-size offset-grow regression"
href="https://bugs.freedesktop.org/show_bug.cgi?id=64172">64172</a>
</td>
</tr>
<tr>
<th>Keywords</th>
<td>regression
</td>
</tr>
<tr>
<th>CC</th>
<td>zackr@vmware.com
</td>
</tr>
<tr>
<th>Assignee</th>
<td>mesa-dev@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Summary</th>
<td>piglit ext_transform_feedback-change-size offset-grow regression
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Reporter</th>
<td>vlee@freedesktop.org
</td>
</tr>
<tr>
<th>Hardware</th>
<td>x86-64 (AMD64)
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>git
</td>
</tr>
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<th>Component</th>
<td>Mesa core
</td>
</tr>
<tr>
<th>Product</th>
<td>Mesa
</td>
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<pre>mesa: 573d8813fdbb116f4500d2044c56d80aab73ab7f (master)
$ ./bin/ext_transform_feedback-change-size offset-grow -auto
PRIMITIVES_WRITTEN: expected=2, actual=1
data[0]: expected=-1.000000, actual=-1.000000
data[1]: expected=-1.000000, actual=-1.000000
data[2]: expected=-1.000000, actual=-1.000000
data[3]: expected=101.000000, actual=101.000000
data[4]: expected=102.000000, actual=102.000000
data[5]: expected=103.000000, actual=103.000000
data[6]: expected=104.000000, actual=-1.000000
data[7]: expected=105.000000, actual=-1.000000
data[8]: expected=106.000000, actual=-1.000000
data[9]: expected=-1.000000, actual=-1.000000
PIGLIT: {'result': 'fail' }
53d36d5fb09cda39c8d3646cbccbd343b34bfb54 is the first bad commit
commit 53d36d5fb09cda39c8d3646cbccbd343b34bfb54
Author: Zack Rusin <<a href="mailto:zackr@vmware.com">zackr@vmware.com</a>>
Date: Tue Apr 23 18:56:47 2013 -0400
draw/so: Fix overflow calculations
We weren't taking the buffer offset, destination offset or the
stride into consideration so we were frequently writing into
an overflown buffer.
Signed-off-by: Zack Rusin <<a href="mailto:zackr@vmware.com">zackr@vmware.com</a>>
Reviewed-by: José Fonseca <<a href="mailto:jfonseca@vmware.com">jfonseca@vmware.com</a>>
Reviewed-by: Roland Scheidegger <<a href="mailto:sroland@vmware.com">sroland@vmware.com</a>>
:040000 040000 72bbc0b1c2b6295a3ef7cc74bfac173d542ac4e0
7393f146148f10efa422cbb76658f2b6b6df65d9 M src
bisect run success</pre>
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