Merge branch '6.2' into 6.3

* 6.2:
  [Validator] Fix tests
  [VarDumper] fix test

Author: nicolas-grekas

Tests/Caster/FFICasterTest.php

@@ -213,7 +213,7 @@ public function testCastNonTrailingCharPointer()
         \FFI::memcpy($pointer, $actualMessage, $actualLength);
 
         // Remove automatically addition of the trailing "\0" and remove trailing "\0"
-        $pointer = \FFI::cdef()->cast('char*', \FFI::cast('void*', $pointer));
+        $pointer = \FFI::cdef()->cast('char*', \FFI::cdef()->cast('void*', $pointer));
         $pointer[$actualLength] = "\x01";
 
         $this->assertDumpMatchesFormat(<<<PHP