solidity/test/libsolidity/semanticTests/various/address_code.sol
2023-08-07 17:33:16 +02:00

24 lines
710 B
Solidity

contract C {
bytes public initCode;
constructor() {
// This should catch problems, but lets also test the case the optimiser is buggy.
assert(address(this).code.length == 0);
initCode = address(this).code;
}
// To avoid dependency on exact length.
function f() public view returns (bool) { return address(this).code.length > 400; }
function g() public view returns (uint) { return address(0).code.length; }
function h() public view returns (uint) { return address(1).code.length; }
}
// ----
// constructor() ->
// gas irOptimized: 172853
// gas legacy: 241796
// gas legacyOptimized: 153454
// initCode() -> 0x20, 0
// f() -> true
// g() -> 0
// h() -> 0