solidity/test/libsolidity/smtCheckerTests/control_flow/branches_inside_modifiers_1.sol
2021-01-04 10:03:16 +01:00

25 lines
546 B
Solidity

pragma experimental SMTChecker;
contract C {
uint x;
modifier m(uint z) {
uint y = 3;
if (z == 10)
x = 2 + y;
_;
if (z == 10)
x = 4 + y;
}
function f() m(10) internal {
x = 3;
}
function g() public {
x = 0;
f();
assert(x == 7);
// Fails
assert(x == 6);
}
}
// ----
// Warning 6328: (359-373): CHC: Assertion violation happens here.\nCounterexample:\nx = 7\n\n\n\nTransaction trace:\nC.constructor()\nState: x = 0\nC.g()