[Bug middle-end/46935] We should recognize expanded switch statement and convert 2 way switch statements into shift & mask test

[hubicka at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46935

Jan Hubicka <hubicka at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |mjambor at suse dot cz
           Severity|normal                      |enhancement

--- Comment #1 from Jan Hubicka <hubicka at gcc dot gnu.org> 2010-12-14 
10:51:51 UTC ---
Note that both llvm and ICC support this optimization and it was requested by
kernel folks for a while (they do so by hand)