mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
53 lines
1.5 KiB
Solidity
53 lines
1.5 KiB
Solidity
pragma abicoder v2;
|
|
|
|
contract X {
|
|
// no "returns" on purpose
|
|
function a(uint) public pure {}
|
|
function b(uint) external pure {}
|
|
}
|
|
|
|
contract Base {
|
|
function a(uint x) external pure returns (uint) { return x + 1; }
|
|
}
|
|
|
|
contract C is Base {
|
|
function test() public view returns (uint r) {
|
|
bool success;
|
|
bytes memory result;
|
|
(success, result) = address(this).staticcall(abi.encodeCall(X.a, 1));
|
|
require(success && result.length == 32);
|
|
r += abi.decode(result, (uint));
|
|
require(r == 2);
|
|
|
|
(success, result) = address(this).staticcall(abi.encodeCall(X.b, 10));
|
|
require(success && result.length == 32);
|
|
r += abi.decode(result, (uint));
|
|
require(r == 13);
|
|
|
|
(success, result) = address(this).staticcall(abi.encodeCall(Base.a, 100));
|
|
require(success && result.length == 32);
|
|
r += abi.decode(result, (uint));
|
|
require(r == 114);
|
|
|
|
(success, result) = address(this).staticcall(abi.encodeCall(this.a, 1000));
|
|
require(success && result.length == 32);
|
|
r += abi.decode(result, (uint));
|
|
require(r == 1115);
|
|
|
|
(success, result) = address(this).staticcall(abi.encodeCall(C.b, 10000));
|
|
require(success && result.length == 32);
|
|
r += abi.decode(result, (uint));
|
|
require(r == 11116);
|
|
|
|
return r;
|
|
}
|
|
function b(uint x) external view returns (uint) {
|
|
return this.a(x);
|
|
}
|
|
|
|
}
|
|
// ====
|
|
// EVMVersion: >=byzantium
|
|
// ----
|
|
// test() -> 11116
|