mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
27 lines
584 B
Solidity
27 lines
584 B
Solidity
|
pragma experimental SMTChecker;
|
||
|
|
contract C {
|
||
|
|
function f(uint x) public pure {
|
||
|
|
assert(x > 0);
|
||
|
|
}
|
||
|
|
function g(uint x) public pure {
|
||
|
|
require(x >= 0);
|
||
|
|
}
|
||
|
|
function h(uint x) public pure {
|
||
|
|
require(x == 2);
|
||
|
|
require(x != 2);
|
||
|
|
}
|
||
|
|
function i(uint x) public pure {
|
||
|
|
if (false) {
|
||
|
|
if (x != 2) {
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// ====
|
||
|
|
// SMTEngine: bmc
|
||
|
|
// ----
|
||
|
|
// Warning 4661: (81-94): BMC: Assertion violation happens here.
|
||
|
|
// Warning 6838: (143-149): BMC: Condition is always true.
|
||
|
|
// Warning 6838: (218-224): BMC: Condition is always false.
|
||
|
|
// Warning 2512: (286-292): BMC: Condition unreachable.
|