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[Bug middle-end/19953] Special-case real + complex arithmetic operation (-ffast-math)
- From: "Thomas dot Koenig at online dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 15 Feb 2005 10:29:07 -0000
- Subject: [Bug middle-end/19953] Special-case real + complex arithmetic operation (-ffast-math)
- References: <20050214155119.19953.Thomas.Koenig@online.de>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From Thomas dot Koenig at online dot de 2005-02-15 10:29 -------
> And in fact this only can happen with -funsafe-math-optimizations (or maybe
with -fno-trapping-
> math because a+0.0 can trap.
Hmm...
if b is complex and has the value (0., signalling NaN) and a is
real with the value 1.0, should a+b trap? I don't think so, but I'm
open to discussion on that point.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19953