[Bug tree-optimization/21485] [4.4/4.5/4.6/4.7 Regression] missed load PRE, PRE makes i?86 suck

[wbrana at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21485

--- Comment #47 from wbrana <wbrana at gmail dot com> 2011-07-23 13:53:46 UTC 
---
-O3 -pipe -fomit-frame-pointer -march=core2 -funroll-loops
4.4.6 - 1522.8
4.5.2 - 1502.6
4.6.1 - 1418.2