[Bug tree-optimization/55684] [4.8 Regression] ICE in remove_redundant_iv_tests, at tree-ssa-loop-ivcanon.c:559

[mpolacek at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55684

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |mpolacek at gcc dot gnu.org

--- Comment #5 from Marek Polacek <mpolacek at gcc dot gnu.org> 2012-12-14 12:06:35 UTC ---
More reduced.

struct s { int data[1]; };

static void
bar (struct s *s, int *p)
{
  int i, o;
  while (i++)
    {
      if (o > 0)
    return;
      for (i = 0; i < 1; i++)
    p[o++];
      s->data[o] = baz ();
    }
}

void
foo ()
{
  struct s s;
  bar (&s, 0);
}