[LLVMdev] darwin dragon-egg build issues

Duncan Sands baldrick at free.fr
Sun Apr 11 01:34:11 PDT 2010

Hi Jack,

>     FYI, I am interested in dragon-egg because I have been
> preparing updated llvm/llvm-gcc42 2.7 packaging for fink
> and was considering adding in an addition dragon-egg package
> if the additional gcc patch didn't destablize gcc45. Also
> I am really interested in checking the Polyhedron 2005
> benchmarks for gcc 4.5.0 with and without dragon-egg.
> The Polyhedron 2005 benchmarks improved about 14%
> on llvm-gfortran over the past 13 months without the
> llvm developers even targeting those. With a modern
> gfortran and decent vectorization support, the benchmarks
> could be quite interesting and might fire up some interest
> among the FSF gcc developers.

my impression is that Fortran is a bit less stable with dragonegg as
compared to llvm-gcc, probably because llvm-gcc was patched to remove
some Fortran bogosities that are still present in gcc mainline.  That
said, it can still compile a lot of Fortran.



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