solidity/test/libsolidity/smtCheckerTests/types/array_aliasing_storage_3.sol
2019-03-06 11:29:54 +01:00

23 lines
606 B
Solidity

pragma experimental SMTChecker;
contract C
{
function f(uint[] storage a, uint[] storage b, uint[] memory c) internal {
uint[] memory d = c;
require(c[0] == 42);
require(a[0] == 2);
b[0] = 1;
// Erasing knowledge about storage references should not
// erase knowledge about memory references.
assert(c[0] == 42);
// Erasing knowledge about storage references should not
// erase knowledge about memory references.
assert(d[0] == 42);
// Fails because b == a is possible.
assert(a[0] == 2);
assert(b[0] == 1);
}
}
// ----
// Warning: (497-514): Assertion violation happens here