solidity/test/libsolidity/smtCheckerTests/functions/functions_external_2.sol

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pragma experimental SMTChecker;
abstract contract D
{
function g(uint x) public virtual;
}
contract C
{
mapping (uint => uint) map;
function f(uint y, D d) public {
require(map[0] == map[1]);
assert(map[0] == map[1]);
d.g(y);
// Storage knowledge is cleared after an external call.
assert(map[0] == map[1]);
}
}
// ----