[Bug fortran/37131] inline matmul for small matrix sizes

[tkoenig at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=37131

--- Comment #20 from Thomas Koenig <tkoenig at gcc dot gnu.org> ---
First submitted patch:

https://gcc.gnu.org/ml/gcc-patches/2015-04/msg00969.html