[Bug rtl-optimization/21395] Performance degradation when building code that uses MMX intrinsics with gcc-4.0.0

[pinskia at gcc dot gnu dot org]

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
 GCC target triplet|i686-pc-linux-gnu configured|i686-pc-linux-gnu
                   |with: ../gcc-4.0.0/configure|
                   |--pref                      |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21395