solidity/test/libsolidity/smtCheckerTests/loops/while_1_continue_fail.sol
2020-12-09 19:55:18 +01:00

25 lines
487 B
Solidity

pragma experimental SMTChecker;
contract C
{
function f(uint x, bool b) public pure {
require(x < 100);
while (x < 10) {
if (b) {
x = 15;
continue;
x = 200;
}
x = 20;
}
// Fails due to the if.
assert(x >= 17);
}
}
// ====
// SMTSolvers: z3
// ----
// Warning 5740: (169-176): Unreachable code.
// Warning 6328: (227-242): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 10\nb = false\n\n\nTransaction trace:\nconstructor()\nf(10, false)