ec value" id="val-is_field_not_null_checked_desc"><a href="#val-is_field_not_null_checked_desc" class="anchor"></a><code><span class="keyword">val</span> is_field_not_null_checked_desc : <a href="index.html#type-error_desc">error_desc</a> <span>&#45;&gt;</span> bool</code></dt><dt class="spec value" id="val-desc_class_cast_exception"><a href="#val-desc_class_cast_exception" class="anchor"></a><code><span class="keyword">val</span> desc_class_cast_exception : <span><a href="../IR/Procname/index.html#type-t">