[gfortran,patch] New option to use BLAS routines for matrix multiplication

[FX Coudert]

[ http://gcc.gnu.org/ml/gcc-patches/2006-10/msg00343.html ]

> The attached patch allows gfortran-compiled code to use the sgemm/ 
> dgemm/cgemm/zgemm routines from BLAS to perform matrix  
> multiplications. There is no big change from the last patch I  
> posted. I'll say a few words about how it works, how I tested it,  
> and then answer Janne's comments to my last patch.

*ping*

OK for 4.3?