bug#37140: 27.0.50; calc gives "Wrong type argument: number-or-marker-p, inf" to many operations

[Mattias Engdegård]

25 aug. 2019 kl. 01.02 skrev Richard Stallman <rms@gnu.org>:
> 
> If Emacs is supposed to handle infinite floats, then compiling with
> -ffinite-math-only is inescapably bad because it will make the
> infinite floats fail to work.

I have no strong opinion on how best to detect broken infinity handling, but 
will just note that ±Inf are useful even in integer-only code as identities for 
`min' and `max' and similar code --- in fact, more so now that there is no 
longer a greatest integer.