------- Comment #23 from kargl at gcc dot gnu dot org  2007-10-17 23:57 -------
(In reply to comment #22)
> Well this is just one little opinion:
> 
> There is no way that it is realistic to get a valid number out of a NaN
> or a group of NaNs.  It can only be NaN.

Read the hypot man page.

     hypot(infinity, v) = hypot(v, infinity) = +infinity for all v, including
     NaN.

So one can get a non-NaN when an NaN is involved in a computation.

For the task at hand, I think gfortran should be compatible with either
g95 or Intel, and because g95 and gfortran already agree the decision is
moot.


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30694

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