[Bug tree-optimization/54491] interval membership optimization

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54491

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> 2012-09-05 
17:52:53 UTC ---
> integer overflow 

Note there is never any integer overflow with unsigned types but always
wrapping.