{
  "symbol-whitelist" : [
    "null", "true", "false",
    "static", "self", "parent",
    "array", "string", "int", "float", "bool", "iterable", "callable", "void", "object",
    "accelerator_get_configuration", "accelerator_license_info",
    "apc_clear_cache", "apc_delete", "apc_fetch", "APC_ITER_KEY", "apc_sma_info", "apc_store", "APCIterator",
    "apcu_clear_cache", "apcu_delete", "apcu_fetch", "apcu_sma_info", "apcu_store", "APCUIterator",
    "hash",
    "Memcache", "MEMCACHE_COMPRESSED",
    "Memcached",
    "output_cache_get", "output_cache_put", "output_cache_remove_key",
    "wincache_ucache_clear", "wincache_ucache_delete", "wincache_ucache_get", "wincache_ucache_info", "wincache_ucache_meminfo", "wincache_ucache_set",
    "XC_TYPE_VAR", "xcache_clear_cache", "xcache_count", "xcache_get", "xcache_isset", "xcache_set", "xcache_unset",
    "zend_disk_cache_clear", "zend_disk_cache_delete", "zend_disk_cache_fetch", "zend_disk_cache_store", "zend_shm_cache_clear", "zend_shm_cache_delete", "zend_shm_cache_fetch", "zend_shm_cache_store"
  ]
}