t;</span> bool</code></dt><dt class="spec value" id="val-is_restrict"><a href="#val-is_restrict" class="anchor"></a><code><span class="keyword">val</span> is_restrict : <a href="index.html#type-type_quals">type_quals</a> <span>&#45;&gt;</span> bool</code></dt><dt class="spec value" id="val-is_volatile"><a href="#val-is_volatile" class="anchor"></a><code><span class="keyword">val</span> is_volatile : <a href="index.html#type-type_quals">type_quals</a> <span>&#45;&gt;</span> bool</code></dt></dl><dl><dt class