[Bug middle-end/20434] pessimization of complex expression

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-03-11 22:55 -------
(In reply to comment #3)
> > > - Why the casts to double?
> > Because that is required by the C standard.
> 
> Isn't that covered by the as-if rule?  I'm fairly
> sure the cast to double won't change the result of
> the "<" operator :-)

No but the addition is done in double.

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20434