[Bug tree-optimization/52272] [4.7/4.8 regression] Performance regresswion of 410.bwaves on x86.

[meissner at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52272

--- Comment #16 from Michael Meissner <meissner at gcc dot gnu.org> 2012-04-20 
23:22:54 UTC ---
Created attachment 27209
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27209
ivtops dump from subversion id 186630 + experimental patch from Igor Zamyatin