[Bug tree-optimization/59139] [4.7/4.8/4.9 Regression] internal compiler error: in get_val_for, at tree-ssa-loop-niter.c:2267

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59139

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot gnu.org

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
I can't reproduce it anymore and wonder what fixed it.  Likely some constant
folding.

I wonder if a more appropriate fix would be to drop the gcc_unreachable ()
and just fold the thing.

I'll have a look.