Re: math-68881.h vs -ffast-math

2011-02-10 Thread Richard Henderson
On 02/09/2011 03:39 PM, Vincent Rivière wrote: > The file gcc/config/m68k/math-68881.h is distributed with GCC. It is > about inlining the libm functions using FPU instructions on m68k > targets. > > But -ffast-math seems to serve the same purpose, even better. > > My question: Is math-68881.h st

math-68881.h vs -ffast-math

2011-02-09 Thread Vincent Rivière
Hello. The file gcc/config/m68k/math-68881.h is distributed with GCC. It is about inlining the libm functions using FPU instructions on m68k targets. But -ffast-math seems to serve the same purpose, even better. My question: Is math-68881.h still useful for some purpose ? BTW: That file does