solidity/test/libsolidity/semanticTests/literals/denominations.sol

contract C {
	uint constant x = 1 ether + 1 gwei + 1 wei;

	function f() public view returns(uint) { return x; }
}
// ====
// compileViaYul: also
// compileToEwasm: also
// ----
// f() -> 1000000001000000001