[Bug c/59590] gcc produces an infinite loop on O2 optimization

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59590

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |INVALID

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
df[k+1] reads past the bounds of df as k is 0...RSTEPS-1 so k+1 is 1...RSTEPS
and the bounds of df is 0...RSTEPS-1.