contract C {
   function f() public pure {
     bytes1 b1 = bytes1(0x01);
     bytes1 b2 = bytes1(0xFF);
     bytes2 b3 = bytes2(0x0100);
     bytes2 b4 = bytes2(0xFFFF);
     bytes3 b5 = bytes3(0x010000);
     bytes3 b6 = bytes3(0xFFFFFF);
     bytes4 b7 = bytes4(0x01000000);
     bytes4 b8 = bytes4(0xFFFFFFFF);
     b1; b2; b3; b4; b5; b6; b7; b8;
   }
}