[Bug target/17990] [3.4/4.0 Regression] sse used for negate without -mfpmath=sse

["hubicka at ucw dot cz" <gcc-bugzilla at gcc dot gnu dot org>]

------- Additional Comments From hubicka at ucw dot cz  2004-12-14 14:17 -------
Subject: Re:  [3.4/4.0 Regression] sse used for negate without -mfpmath=sse

> 
> ------- Additional Comments From giovannibajo at libero dot it  2004-12-14 12:38 -------
> Eric, can you doublecheck that the bug is gone for you too, with and without -
> mfpmath=sse, with a today snapshot of 3.4 or 4.0?

Actually -mfpmath is about the floating point operations that might
change results depending on unit (ie whether you use extended precision
or not).  Negation is safe operation in this context so I would not say
that this is a bug.  Perhaps documentation needs to be clarified?

Honza
> 
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> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17990
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17990