[Bug rtl-optimization/54751] [4.8 Regression] slow compile time with rtl loop unroller

[Joost.VandeVondele at mat dot ethz.ch]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54751

--- Comment #4 from Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> 2012-10-02 10:39:41 UTC ---
More reasonable with -enable-checking=release

4.8(checking=yes):    ~10min
4.8(checking=release):  1min28s.
4.7                  :  0min58s      

maybe some of the checking is a bit excessive in this case.