flag_complex_method = 2 in C++?

Richard Guenther rguenther@suse.de
Thu Jul 5 18:29:00 GMT 2007


On Thu, 5 Jul 2007, Paolo Carlini wrote:

> Mark Mitchell wrote:
> 
> >To be clear, my preferences, from most preferable to least are:
> >
> >* Method 2 is the default for all C variants, but can be overridden by
> >-ffast-math, or -fcomplex-method.
> >
> >* Method 2 is the default for C99 and C++0x, but not for C89 or C++, but
> >can be overridden by -ffast-math or -fcomplex-method.
> >
> >* Method 2 is the default for C99 and all variants of C++, but can be
> >overridden by -ffast-math or -fcomplex-method.
> >  
> >
> Excellent. Let's see if we can have some performance numbers (from Richard ;)

Uh, I know of no thing that uses complex numbers and does not manually
implement them.

Richard.



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