[Bug fortran/22572] Double occurrence of matmul intrinsic not optimised

[tkoenig at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22572

Thomas Koenig <tkoenig at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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             Status|NEW                         |ASSIGNED
         AssignedTo|unassigned at gcc dot       |tkoenig at gcc dot gnu.org
                   |gnu.org                     |

--- Comment #2 from Thomas Koenig <tkoenig at gcc dot gnu.org> 2011-03-07 
19:55:25 UTC ---
Created attachment 23575
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=23575
proposed patch (partial)

Here is a patch which optimizes the case for arguments of
matmul which have known sizes at compile time.