[Bug middle-end/66434] cc1plus: internal compiler error: in gimplify_modify_expr, at gimplify.c:4616

[trippels at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66434

Markus Trippelsdorf <trippels at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2015-06-05
                 CC|                            |trippels at gcc dot gnu.org
          Component|c++                         |middle-end
     Ever confirmed|0                           |1
      Known to fail|                            |4.8.4, 4.9.2, 5.1.0, 6.0

--- Comment #1 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
markus@x4 tmp % cat pair_hybrid.ii
class Memory *a;
class Memory
{
public:
  int create_j;
  int *create_data;
  int **create_plane;
  int create_n3;
  void
  m_fn1 (int, int p2, int p3, char *)
  {
    long n;
    for (; 0 < p2;)
      {
        create_j = 0;
        for (; create_j < p3; create_j++)
          {
            create_plane[create_j] = &create_data[n];
            n += create_n3;
          }
      }
  }
};
void
fn1 ()
{
  int n;
  for (;;)
    a->m_fn1 (0, n + 1, n + 1, "");
}

markus@x4 tmp % g++ -w -c -O2 -ftrapv pair_hybrid.ii
In function ‘void fn1()’:
cc1plus: internal compiler error: in gimplify_modify_expr, at gimplify.c:4753

All supported gcc versions ICE.