<p></p>
<blockquote>
<p dir="auto">Its ok to add fields at the end of an ABI structure, just don't change the order of any existing ones.</p>
</blockquote>
<p dir="auto">It wouldn't matter if you store pointers only to TMTag. But when you have values like</p>
<pre><code>TMTag foo[10];
</code></pre>
<p dir="auto">the size of TMTag increases with a new field and things break.</p>

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