mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
35 lines
668 B
Solidity
35 lines
668 B
Solidity
contract C
|
|
{
|
|
function f(uint x, uint y, bool b, bool c) public pure {
|
|
require(x < 10);
|
|
while (x < 10) {
|
|
if (b) {
|
|
++x;
|
|
if (x == 10)
|
|
x = 15;
|
|
}
|
|
else {
|
|
require(y < 10);
|
|
while (y < 10) {
|
|
if (c)
|
|
++y;
|
|
else {
|
|
y = 20;
|
|
break;
|
|
}
|
|
}
|
|
assert(y >= 15);
|
|
x = 15;
|
|
break;
|
|
}
|
|
}
|
|
assert(x >= 20);
|
|
}
|
|
}
|
|
// ====
|
|
// SMTEngine: all
|
|
// ----
|
|
// Warning 6328: (296-311): CHC: Assertion violation happens here.
|
|
// Warning 6328: (347-362): CHC: Assertion violation happens here.
|
|
// Info 1391: CHC: 2 verification condition(s) proved safe! Enable the model checker option "show proved safe" to see all of them.
|