solidity/test/libsolidity/smtCheckerTests/special/blockhash.sol

pragma experimental SMTChecker;

contract C
{
	function f(uint x) public payable {
		assert(blockhash(x) > 0);
		assert(blockhash(2) > 0);
		uint y = x;
		assert(blockhash(x) == blockhash(y));
	}
}
// ----
// Warning 6328: (85-109): CHC: Assertion violation happens here.
// Warning 6328: (113-137): CHC: Assertion violation happens here.
[SMTChecker] Support msg., tx., block.*, gasleft and blockhash 2018-10-18 13:03:52 +00:00			`pragma experimental SMTChecker;`

			`contract C`
			`{`
[SMTChecker] Implement uninterpreted functions and use it for blockhash() 2018-10-25 14:00:09 +00:00			`function f(uint x) public payable {`
			`assert(blockhash(x) > 0);`
[SMTChecker] Support msg., tx., block.*, gasleft and blockhash 2018-10-18 13:03:52 +00:00			`assert(blockhash(2) > 0);`
[SMTChecker] Implement uninterpreted functions and use it for blockhash() 2018-10-25 14:00:09 +00:00			`uint y = x;`
			`assert(blockhash(x) == blockhash(y));`
[SMTChecker] Support msg., tx., block.*, gasleft and blockhash 2018-10-18 13:03:52 +00:00			`}`
			`}`
			`// ----`
[SMTChecker] Add engine prefix to verification target error messages 2020-09-25 17:09:06 +00:00			`// Warning 6328: (85-109): CHC: Assertion violation happens here.`
			`// Warning 6328: (113-137): CHC: Assertion violation happens here.`