wp-includes/sodium_compat/src/Core32/Int32.php:863string public function __toString() { try { return $this->toString(); } catch (TypeError $ex) { // PHP engine can't handle exceptions from __toString() return ''; } }Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/sodium_compat/src/Core32/Int32.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.