[Bug tree-optimization/54916] [4.8 Regression] wrong code with -O2 -funroll-loops -fno-rerun-cse-after-loop

[steven at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54916

--- Comment #1 from Steven Bosscher <steven at gcc dot gnu.org> 2012-10-15 10:34:35 UTC ---
Please try a more recent trunk, several unroll issues were fixed 
over the last weekend.