pragma abicoder v1; contract C { function f0() public pure returns (bytes memory) { return abi.encodeWithSelector(0x12345678); } function f1() public pure returns (bytes memory) { return abi.encodeWithSelector(0x12345678, "abc"); } function f2() public pure returns (bytes memory) { bytes4 x = 0x12345678; return abi.encodeWithSelector(x, "abc"); } function f3() public pure returns (bytes memory) { bytes4 x = 0x12345678; return abi.encodeWithSelector(x, type(uint).max); } } // ==== // compileViaYul: also // compileToEwasm: also // ---- // f0() -> 0x20, 4, 8234104107246695022420661102507966550300666591269321702959126607540084801536 // f1() -> 0x20, 0x64, 8234104107246695022420661102507966550300666591269321702959126607540084801536, 862718293348820473429344482784628181556388621521298319395315527974912, 91135606241822717681769169345594720818313984248279388438121731325952, 0 // f2() -> 0x20, 0x64, 8234104107246695022420661102507966550300666591269321702959126607540084801536, 862718293348820473429344482784628181556388621521298319395315527974912, 91135606241822717681769169345594720818313984248279388438121731325952, 0 // f3() -> 0x20, 0x24, 0x12345678ffffffffffffffffffffffffffffffffffffffffffffffffffffffff, -26959946667150639794667015087019630673637144422540572481103610249216