solidity/test/libsolidity/smtCheckerTests/loops/for_1_fail.sol
2020-10-19 20:54:13 +01:00

20 lines
510 B
Solidity

pragma experimental SMTChecker;
contract C
{
function f(uint x) public pure {
require(x < 100);
for(uint i = 0; i < 10; ++i) {
// Overflows due to resetting x.
x = x + 1;
}
assert(x < 14);
}
}
// ====
// SMTSolvers: z3
// ----
// Warning 4984: (176-181): CHC: Overflow (resulting value larger than 2**256 - 1) might happen here.
// Warning 6328: (189-203): CHC: Assertion violation happens here.
// Warning 2661: (176-181): BMC: Overflow (resulting value larger than 2**256 - 1) happens here.