Fix constant() func info

Since PHP 5.6 this can also be an array.

Author: nikic

ext/opcache/Optimizer/zend_func_info.c

@@ -268,8 +268,8 @@ static const func_info_t func_infos[] = {
 	FC("extension_loaded",        zend_b_s_info),
 	F1("get_extension_funcs",     MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
 
-	/* ext/statdard */
-	FN("constant",                     MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_LONG | MAY_BE_DOUBLE | MAY_BE_STRING | MAY_BE_RESOURCE),
+	/* ext/standard */
+	FN("constant",                     MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_LONG | MAY_BE_DOUBLE | MAY_BE_STRING | MAY_BE_RESOURCE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY),
 	F1("bin2hex",                      MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_STRING),
 	F1("hex2bin",                      MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_STRING),
 	F0("sleep",                        MAY_BE_FALSE | MAY_BE_LONG),