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Re: arithmetic issues
| From: Thomas Bushnell BSG <tb@xxxxxxxxxx>
| Date: Sat, 22 Oct 2005 17:47:25 -0700
| Aubrey Jaffer <agj@xxxxxxxxxxxx> writes:
| > ...
| > That still prevents an implementation from displaying information
| > about what type of NaN was returned. Such information could be
| > helpful to find the call which generated the NaN.
| Huh? How does it prevent such? We *could* mandate a readable
| written representation for NaNs without manding that printing a NaN
| should produce that representation, since it would still be allowed
| to signal an error. (And then, once it is signalled, it could
| print *anything it wants*.)
| Moreover, nothing prevents the mandated written representation from
| optionally including implementation defined contents, if that
| should be useful.
When different NaNs are returned depending on the circumstances
creating them, I would like my implementation to display them like