solidity/test/libsolidity/smtCheckerTests/operators/unary_sub_array.sol
2022-04-01 23:41:18 -05:00

22 lines
433 B
Solidity

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);
}
}
// ====
// SMTEngine: all
// SMTIgnoreCex: yes
// ----
// Warning 6328: (275-288='assert(b > 4)'): CHC: Assertion violation happens here.