solidity/test/libsolidity/smtCheckerTests/operators/unary_sub_array.sol
2021-03-30 10:28:48 +02:00

23 lines
432 B
Solidity

pragma experimental SMTChecker;
contract C
{
uint[] array;
function p() public { array.push(); }
function f(uint x) public {
require(x < array.length);
array[x] = 5;
uint a = --array[x];
assert(array[x] == 4);
assert(a == 4);
uint b = array[x]--;
assert(array[x] == 3);
// Should fail.
assert(b > 4);
}
}
// ====
// SMTIgnoreCex: yes
// ----
// Warning 6328: (308-321): CHC: Assertion violation happens here.