[Bug tree-optimization/37242] missed FRE opportunity because of signedness of addition

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37242

--- Comment #20 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-04-28 
09:51:13 UTC ---
The testcases in comment #3 and #4 do not seem to be fixed with 4.6.0.