0.65/AIX
Kurt Hornik
Kurt.Hornik@ci.tuwien.ac.at
Tue, 13 Jul 1999 18:02:41 +0200 (CEST)
>>>>> Martin Maechler writes:
ToV> Sorry, but why do you need _XOPEN_SOURCE_EXTENDED to be defined? And
ToV> why does -D_XOPEN_SOURCE_EXTENDED=2 work, albeit noisely?
> This is used to be the only flag (from the many I tried about a year ago)
> for which
> 1/0
> is.finite(1)
> atanh(1)
> worked .
Hmm ... Compilation-wise it seems that -D_ALL_SOURCE works o.k. for me.
Now, this gives
> 1/0 + 1/0# Inf
[1]INF
> 1/0 - 1/0# NaN
[1]NaNQ
which is only sort of o.k.???
For the time being, I'll commit this version ...
-k
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