[Bug c/88383] ICE calling _builtin_has_attribute(r, aligned(N))) on an overaligned reference r

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88383

Martin Sebor <msebor at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2018-12-05
          Component|c++                         |c
     Ever confirmed|0                           |1

--- Comment #1 from Martin Sebor <msebor at gcc dot gnu.org> ---
A similar ICE can be triggered in C with:

  extern __attribute__ ((aligned (8))) int *p;

  int f ()
  {
    return __builtin_has_attribute (*p, aligned (8));
  }