message: Alias and optimization.
diff: @@ -2450,7 +2450,7 @@ PHP_METHOD(swoole_server, set)
  convert_to_boolean(v);
  serv->http_compression = Z_BVAL_P(v);
  }
  - if (php_swoole_array_get_value(vht, "http_gzip_level", v))
  + if (php_swoole_array_get_value(vht, "http_gzip_level", v) || php_swoole_array_get_value(vht, "http_compression_level", v))
  {
  convert_to_long(v);
  serv->http_gzip_level = Z_LVAL_P(v);
  @@ -2458,7 +2458,7 @@ PHP_METHOD(swoole_server, set)
  {
  serv->http_gzip_level = 9;
  }
  - if (serv->http_gzip_level < 0)
  + else if (serv->http_gzip_level < 0)
  {
  serv->http_gzip_level = 0;
  }
  