[Bug libgcc/64677] incorrect result with complex division?
pinskia at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Tue Jan 20 19:07:00 GMT 2015
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64677
--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Sanjay Patel from comment #5)
> (In reply to Mikhail Maltsev from comment #3)
> > So, compile-time result is more precise. BTW, what does the disassembly look
> > like?
>
> In the -O0 case, it looks like all of the math is handled in:
> call ___ieee_divdc3
Is this the one in libgcc or part of Apple's libc? If it is part of Apple's
libc, then the bug is there. Apple's libc implementation of ___ieee_divdc3 has
known issues IIRC.
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