[Bug middle-end/17503] quadratic behaviour in invalid_mode_change_p

[drow at gcc dot gnu dot org]

------- Additional Comments From drow at gcc dot gnu dot org  2004-09-21 15:21 -------
Thanks.  Patch bootstrapped on ia64-hpux, i386-linux, and powerpc-linux with no
regressions.  Clears up the performance spike for cc1-i-files at -O0 and
decreases page faults on some other testing by a (very) small amount.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|WAITING                     |NEW
          Component|rtl-optimization            |middle-end
   Last reconfirmed|2004-09-20 21:41:01         |2004-09-21 15:21:21
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17503