solidity/test/libsolidity/smtCheckerTests/operators/shifts/shift_right_uint32.sol

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2020-09-04 14:55:45 +00:00
pragma experimental SMTChecker;
contract C {
function f(uint32 a, uint32 b) internal pure returns (uint256) {
return a >> b;
}
function t() public pure {
assert(f(0x4266, 0) == 0x4266);
// Fails because the above is true.
assert(f(0x4266, 0) == 0x426);
assert(f(0x4266, 8) == 0x42);
// Fails because the above is true.
assert(f(0x4266, 8) == 0x420);
assert(f(0x4266, 0x10) == 0);
// Fails because the above is true.
assert(f(0x4266, 0x10) == 255);
assert(f(0x4266, 0x11) == 0);
// Fails because the above is true.
assert(f(0x4266, 0x11) == 255);
}
}
// ----
// Warning 6328: (246-275): CHC: Assertion violation happens here.
// Warning 6328: (350-379): CHC: Assertion violation happens here.
// Warning 6328: (454-484): CHC: Assertion violation happens here.
// Warning 6328: (559-589): CHC: Assertion violation happens here.