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Re: Strange math library results on i386-linux
- From: Gabriel Dos Reis <gdr at integrable-solutions dot net>
- To: Brad Lucier <lucier at math dot purdue dot edu>
- Cc: roger at eyesopen dot com (Roger Sayle), gcc at gcc dot gnu dot org, feeley at iro dot umontreal dot ca, gonnet at inf dot ethz dot ch
- Date: 11 Sep 2002 01:16:21 +0200
- Subject: Re: Strange math library results on i386-linux
- Organization: Integrable Solutions
- References: <200209102317.g8ANHOl08567@banach.math.purdue.edu>
Brad Lucier <lucier@math.purdue.edu> writes:
| So now I see why -fno-math-errno and -funsafe-math-optimizations should
| have associated DEFINEs. If there were -D__NO_MATH_ERRNO, then sqrt
| could be inlined even if -D__NO_UNSAFE_MATH_OPTIMIZATIONS (since the
| hardware sqrt is exact in IEEE 754 arithmetic implementations).
It might be a good idea to conisder those defines for 3.4.
-- Gaby