[Bug tree-optimization/59643] Predictive commoning unnecessarily punts on scimark2 SOR

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59643

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 31543
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=31543&action=edit
gcc49-pr59643.patch

Completely untested patch.