mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
20 lines
447 B
Solidity
20 lines
447 B
Solidity
contract C {
|
|
function f() public pure {
|
|
int8 x = 1;
|
|
int8 y = 0;
|
|
assert(x & y != 0);
|
|
x = -1; y = 3;
|
|
assert(x & y == 3);
|
|
y = -1;
|
|
int8 z = x & y;
|
|
assert(z == -1);
|
|
y = 127;
|
|
assert(x & y == 127);
|
|
}
|
|
}
|
|
// ====
|
|
// SMTEngine: all
|
|
// ----
|
|
// Warning 6328: (71-89): CHC: Assertion violation happens here.
|
|
// Info 1391: CHC: 3 verification condition(s) proved safe! Enable the model checker option "show proved safe" to see all of them.
|