[Bug tree-optimization/46590] long compile time with -O2 and many loops

[tkoenig at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46590

--- Comment #1 from Thomas Koenig <tkoenig at gcc dot gnu.org> 2010-11-21 
13:22:50 UTC ---
Created attachment 22475
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22475
gzipped test case

Test case.