[Bug tree-optimization/47555] [4.4 Regression] Huge memory usage when optimizing

[spop at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47555

--- Comment #10 from Sebastian Pop <spop at gcc dot gnu.org> 2011-02-02 
16:01:34 UTC ---
What about backporting this patch to 4.4 and 4.5?