Re: [PATCH, middle-end]: Convert pow(x,1.0/3.0) to cbrt(x)

[Uros Bizjak <ubizjak at gmail dot com>]

Roger Sayle wrote:

> On Thu, 6 Jul 2006, Uros Bizjak wrote:
> > This patch also fixes enhancement PR middle-end/28252.
> >
> > 2006-07-05  Uros Bizjak  <uros@kss-loka.si>
> >
> >         * builtins.c (fold_builtin): Fold pow(x,1.0/3.0) as cbrt(x) if
> >         flag_unsafe_math_optimizations is set.
> >
> > testsuite:
> >         * gcc.dg/builtins-8.c: Also check pow(x,1.0/3.0) to cbrt(x)
> >         transformation.
>
> This is OK for mainline, once we return to stage 1.  Please remember
> to put PR middle-end/28252 in the ChangeLog entries.
>
>  
Patch was committed to mainline after bootstrapping on 
x86_64-pc-linux-gnu. Patch was regtested for c, c++ and fortran.

Uros.