3 ms·
That is only possible if the optimization is wrong (rare), or the program already had undefined behavior (very common, because undefined behavior is very easy t
by rocqua 2y ago
That is only possible if the optimization is wrong (rare), or the program already had undefined behavior (very common, because undefined behavior is very easy to trigger in C).
- glitchc 2y agoI'll give an example: -ffast-math. There's extensive literature out there on how fast-math changes the behaviour of code. I've been bitten by this a couple of times already.