 valid to index an integer. See module documentation (<code>IntBits</code>) for the definition of a valid range.</p><p>Throw <code>Invalid_argument</code> if the range is not valid.</p></dd></dl><dl><dt class="spec value" id="val-init"><a href="#val-init" class="anchor"></a><code><span class="keyword">val</span> init : bool <span>&#45;&gt;</span> <a href="index.html#type-t">t</a></code></dt><dd><p>Initialize an int with all zeros or all ones depending on the boolean</p></dd></dl><dl><dt class="spec value" i