[Bug math/14473] Inaccurate CPOWF function on x86_32 and x86_64

[glisse at gcc dot gnu.org]

http://sourceware.org/bugzilla/show_bug.cgi?id=14473

Marc Glisse <glisse at gcc dot gnu.org> changed:

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

--- Comment #3 from Marc Glisse <glisse at gcc dot gnu.org> 2013-01-25 16:48:59 UTC ---
Hello,

as an additional data point, using cpow to compute i^2 yields a number with a
non-zero imaginary part, as was noticed in later messages of the conversation
started here:

http://gcc.gnu.org/ml/libstdc++/2013-01/msg00058.html

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