[Bug c/78891] Array out of bound access generates wrong code in O2 or higher optimizations

pinskia at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Wed Dec 21 19:02:00 GMT 2016


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78891

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> ---
((*(array+index) == 0x0) && (index < 16))

This is undefined code.  You should swap around the two operands to the short
cutting boolean and to have defined code.


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