3 ms·

I'm not sure how subnormal numbers are relevant. For binary floats, the only duplicate values are (+0, -0) and the NaNs, and in both of those cases it's really

I'm not sure how subnormal numbers are relevant. For binary floats, the only duplicate values are (+0, -0) and the NaNs, and in both of those cases it's really up to you to decide if those are really representing the same value or not.

marginalia_nu 4y ago
I'm arguing against the notion that floats are just bit patterns in memory. If you base your operator== on such a notion, you will get very weird behavior.