wp-includes/sodium_compat/src/Core/BLAKE2b.php:112$xSplFixedArray$ySplFixedArray$zSplFixedArraySplFixedArray protected static function add364($x, $y, $z) { return self::add64($x, self::add64($y, $z)); }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/Core/BLAKE2b.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.