1. Sanity check for the isDeprecated() method, so hhvm plays nice.

Author: Benjamin Pearson

CodeSniffer/Standards/Generic/Sniffs/PHP/DeprecatedFunctionsSniff.php

@@ -54,6 +54,9 @@ public function __construct()
 
         foreach ($functions['internal'] as $functionName) {
             $function = new ReflectionFunction($functionName);
+            if (method_exists($function, 'isDeprecated') === false) {
+                break;
+            }
 
             if ($function->isDeprecated() === true) {
                 $this->forbiddenFunctions[$functionName] = null;