solidity/test/libsolidity/smtCheckerTests/operators/unary_sub.sol
2021-01-04 10:03:16 +01:00

18 lines
358 B
Solidity

pragma experimental SMTChecker;
contract C
{
function f() public pure {
uint x = 5;
uint a = --x;
assert(x == 4);
assert(a == 4);
uint b = x--;
assert(x == 3);
// Should fail.
assert(b > 4);
}
}
// ----
// Warning 6328: (194-207): CHC: Assertion violation happens here.\nCounterexample:\n\n\n\n\nTransaction trace:\nC.constructor()\nC.f()