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LibWeb: Avoid division by zero when computing table measures

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For malformed tables which only have cells with span greater than 1, the
content sizes for row and column aren't initialized to non-zero values.
Avoid undefined behavior in such cases, which sometimes show up on
Wikipedia.
This commit is contained in:
Andi Gallo 2023-07-27 00:43:26 +00:00 • committed by Andreas Kling
parent 47595b9ef0
commit 3b75b9ef1c
3 changed files with 39 additions and 4 deletions
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7
Tests/LibWeb/Layout/input/table/avoid-div-by-zero-in-table-measures.html Normal file
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@ -0,0 +1,7 @@
<table>
<tbody>
<tr>
<td colspan="2">A</td>
</tr>
</tbody>
</table>