Merge branch '3.4' into 4.4

* 3.4:
  Skip Doctrine DBAL on php 8 until we have a compatible version.
  [DomCrawler] Catch expected ValueError.
  [Validator] Catch expected ValueError.
  [VarDumper] ReflectionFunction::isDisabled() is deprecated.
  [PropertyAccess] Parse php 8 TypeErrors correctly.
  [Intl] Fix call to ReflectionProperty::getValue() for static properties.
  [HttpKernel] Prevent calling method_exists() with non-string values.
  [Debug] php 8 does not pass $context to error handlers.
  [Config] Removed implicit cast of ReflectionProperty to string.
  [Debug] Undefined variables raise a warning in php 8.
  [Debug] Skip test that would trigger a fatal error on php 8.
  Address deprecation of ReflectionType::getClass().
  Properties $originalName and $mimeType are never null in UploadedFile

Author: nicolas-grekas

Caster/ReflectionCaster.php

@@ -376,6 +376,10 @@ private static function addExtra(array &$a, \Reflector $c)
     private static function addMap(array &$a, \Reflector $c, array $map, string $prefix = Caster::PREFIX_VIRTUAL)
     {
         foreach ($map as $k => $m) {
+            if (\PHP_VERSION_ID >= 80000 && 'isDisabled' === $k) {
+                continue;
+            }
+
             if (method_exists($c, $m) && false !== ($m = $c->$m()) && null !== $m) {
                 $a[$prefix.$k] = $m instanceof \Reflector ? $m->name : $m;
             }