[Bug c/70255] change of the order of summation of floating point numbers despite no-associative-math

manu at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Wed May 11 00:10:00 GMT 2016


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70255

Manuel López-Ibáñez <manu at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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                 CC|                            |manu at gcc dot gnu.org

--- Comment #15 from Manuel López-Ibáñez <manu at gcc dot gnu.org> ---
(In reply to shatz from comment #14)
> It is not documented that __attribute__((optimize(""))) works reliably when

Unfortunately, you should not expect the optimize attribute to work reliably:
https://gcc.gnu.org/wiki/FAQ#optimize_attribute_broken


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