diff -r be944660c56a -r 3d72ae0968f4 wp/wp-includes/sodium_compat/src/Core/BLAKE2b.php
--- a/wp/wp-includes/sodium_compat/src/Core/BLAKE2b.php	Wed Sep 21 18:19:35 2022 +0200
+++ b/wp/wp-includes/sodium_compat/src/Core/BLAKE2b.php	Tue Sep 27 16:37:53 2022 +0200
@@ -50,6 +50,9 @@
      */
     public static function new64($high, $low)
     {
+        if (PHP_INT_SIZE === 4) {
+            throw new SodiumException("Error, use 32-bit");
+        }
         $i64 = new SplFixedArray(2);
         $i64[0] = $high & 0xffffffff;
         $i64[1] = $low & 0xffffffff;
@@ -86,6 +89,9 @@
      */
     protected static function add64($x, $y)
     {
+        if (PHP_INT_SIZE === 4) {
+            throw new SodiumException("Error, use 32-bit");
+        }
         $l = ($x[1] + $y[1]) & 0xffffffff;
         return self::new64(
             (int) ($x[0] + $y[0] + (
@@ -119,6 +125,9 @@
      */
     protected static function xor64(SplFixedArray $x, SplFixedArray $y)
     {
+        if (PHP_INT_SIZE === 4) {
+            throw new SodiumException("Error, use 32-bit");
+        }
         if (!is_numeric($x[0])) {
             throw new SodiumException('x[0] is not an integer');
         }
@@ -147,6 +156,9 @@
      */
     public static function rotr64($x, $c)
     {
+        if (PHP_INT_SIZE === 4) {
+            throw new SodiumException("Error, use 32-bit");
+        }
         if ($c >= 64) {
             $c %= 64;
         }
@@ -164,8 +176,8 @@
         $l0 = 0;
         $c = 64 - $c;
 
+        /** @var int $c */
         if ($c < 32) {
-            /** @var int $h0 */
             $h0 = ((int) ($x[0]) << $c) | (
                 (
                     (int) ($x[1]) & ((1 << $c) - 1)
@@ -173,10 +185,8 @@
                     (32 - $c)
                 ) >> (32 - $c)
             );
-            /** @var int $l0 */
             $l0 = (int) ($x[1]) << $c;
         } else {
-            /** @var int $h0 */
             $h0 = (int) ($x[1]) << ($c - 32);
         }
 
@@ -184,12 +194,9 @@
         $c1 = 64 - $c;
 
         if ($c1 < 32) {
-            /** @var int $h1 */
             $h1 = (int) ($x[0]) >> $c1;
-            /** @var int $l1 */
             $l1 = ((int) ($x[1]) >> $c1) | ((int) ($x[0]) & ((1 << $c1) - 1)) << (32 - $c1);
         } else {
-            /** @var int $l1 */
             $l1 = (int) ($x[0]) >> ($c1 - 32);
         }