[Bug middle-end/57489] [4.8 regression]: invalid code generated for conditional in template function

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57489

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

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

--- Comment #7 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
As mentioned before there is an overflow happening so anything can happen.  So
either do (c-'0') so an overflow does not happen or use -fwrapv so overflow
never happens as signed integers are defined to wrap then.