<html>
<head>
<base href="https://bugs.freedesktop.org/">
</head>
<body>
<p>
<div>
<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Mesa freezes when the GLSL shader contains a `for` loop with an uninitialized `i` index/counter variable"
href="https://bugs.freedesktop.org/show_bug.cgi?id=105755#c17">Comment # 17</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Mesa freezes when the GLSL shader contains a `for` loop with an uninitialized `i` index/counter variable"
href="https://bugs.freedesktop.org/show_bug.cgi?id=105755">bug 105755</a>
from <span class="vcard"><a class="email" href="mailto:imirkin@alum.mit.edu" title="Ilia Mirkin <imirkin@alum.mit.edu>"> <span class="fn">Ilia Mirkin</span></a>
</span></b>
<pre>(In reply to iive from <a href="show_bug.cgi?id=105755#c16">comment #16</a>)
<span class="quote">> With SSA and phi it is very easy to find when variable is used uninitialized
> and handle the case in deterministic way.</span >
So initialize all those to MIN_INT? That'll work nicely.
That's the thing - there is no single "correct" thing to do in such situations.
for (float f; f > 0; f -= 1.0) { ... }
You really can't predict it. There's no real point in trying.</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are the assignee for the bug.</li>
<li>You are the QA Contact for the bug.</li>
</ul>
</body>
</html>