[Bug rtl-optimization/61944] loop-iv.c:2610 signed integer overflow

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61944

Marek Polacek <mpolacek at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2014-09-04
   Target Milestone|---                         |4.9.2
     Ever confirmed|0                           |1

--- Comment #1 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
$ ./xgcc -B./ -c u.c -funroll-loops -O
/home/polacek/src/gcc/gcc/loop-iv.c:2643:14: runtime error: signed integer
overflow: 7 - -9223372036854775808 cannot be represented in type 'long int'

Confirmed.