11 ms·
The point is that signed integers are two's complement. After all, it is the title.
by sanxiyn 8y ago
The point is that signed integers are two's complement. After all, it is the title.
- barrkel 8y agoNaive overflow checks are often done by adding two positive numbers together and checking if the result is negative. If wrapping is undefined, this no longer works, and the overflow check may be eliminated.