mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
cdfc19b503
Since the default is now to ignore the counterexamples when checking test output, we bring back counterexample checks in tests where the counterexample is (mostly) deterministic.
38 lines
850 B
Solidity
38 lines
850 B
Solidity
contract A {
|
|
int public x;
|
|
function f() public virtual {
|
|
x = 1;
|
|
}
|
|
}
|
|
|
|
contract B is A {
|
|
function f() public virtual override {
|
|
super.f();
|
|
x += 100;
|
|
}
|
|
}
|
|
|
|
contract C is B {
|
|
function f() public virtual override {
|
|
super.f();
|
|
x += 10;
|
|
}
|
|
}
|
|
|
|
contract D is B {
|
|
}
|
|
|
|
contract E is C,D {
|
|
function f() public override(C,B) {
|
|
super.f();
|
|
assert(x == 111); // should hold
|
|
assert(x == 13); // should fail
|
|
}
|
|
}
|
|
// ====
|
|
// SMTEngine: all
|
|
// SMTIgnoreCex: no
|
|
// ----
|
|
// Warning 6328: (379-394): CHC: Assertion violation happens here.\nCounterexample:\nx = 111\n\nTransaction trace:\nE.constructor()\nState: x = 0\nE.f()\n C.f() -- internal call\n B.f() -- internal call\n A.f() -- internal call
|
|
// Info 1391: CHC: 3 verification condition(s) proved safe! Enable the model checker option "show proved safe" to see all of them.
|