[Bug tree-optimization/54717] [4.8 Regression] Runtime regression: polyhedron test "rnflow" degraded

[dominiq at lps dot ens.fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54717



--- Comment #4 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2012-09-26 
15:41:05 UTC ---

The slowdown is mostly hidden by  -fno-tree-loop-if-convert.