solidity/test/libsolidity/semanticTests/array/reusing_memory.sol
2021-04-29 16:45:05 +02:00

32 lines
740 B
Solidity

// Invoke some features that use memory and test that they do not interfere with each other.
contract Helper {
uint256 public flag;
constructor(uint256 x) {
flag = x;
}
}
contract Main {
mapping(uint256 => uint256) map;
function f(uint256 x) public returns (uint256) {
map[x] = x;
return
(new Helper(uint256(keccak256(abi.encodePacked(this.g(map[x]))))))
.flag();
}
function g(uint256 a) public returns (uint256) {
return map[a];
}
}
// ====
// compileViaYul: also
// ----
// f(uint256): 0x34 -> 0x46bddb1178e94d7f2892ff5f366840eb658911794f2c3a44c450aa2c505186c1
// gas irOptimized: 115543
// gas legacy: 127152
// gas legacyOptimized: 113679