[LLVMdev] dragonegg vs -ffast-math?

Jack Howarth howarth at bromo.med.uc.edu
Wed Oct 6 10:18:45 PDT 2010


On Wed, Oct 06, 2010 at 08:24:28PM +0400, Anton Korobeynikov wrote:
> Jack,
> 
> > This also seems to be the same failure preventing capacita.f90, gas_dyn.f90, induct.f90, protein.f90, rnflow.f90 and
> > test_fpu.f90 from compiling.
> This might be a long-standing fortran frontend bug where bogus trees
> were created. It was specially workarounded in llvm-gcc.
> 

Anton,
   Have you considered looking up that bug in FSF gcc bugzilla and pinging it?
The gfortran developers may  have forgotten about it and perhaps it could be
addressed by them for gcc 4.6 (as they are still in stage 1 for a few more weeks).
          Jack

> -- 
> With best regards, Anton Korobeynikov
> Faculty of Mathematics and Mechanics, Saint Petersburg State University



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