[Bug rtl-optimization/63448] [4.9/5 Regression] ICE when compiling atlas 3.10.2

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63448

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P1
                 CC|                            |jakub at gcc dot gnu.org
   Target Milestone|---                         |4.9.2
            Summary|ICE when compiling atlas    |[4.9/5 Regression] ICE when
                   |3.10.2                      |compiling atlas 3.10.2

--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
int a, d, e, g, h, j;
float b, c, k, l, m, n;
int *__restrict i;
void
foo (void)
{
  int o = e;
  int *p;
  float *q, *r = (float *) 0x1234000;
  float s, t, u, v, w, x;
  do
    {
      for (a = o; a; a--)
    {
      s += m;
      t += n;
      u += m;
      v += n;
      w += d;
      x += d;
      n = l;
      s += r[1];
      t += n;
      v += r[1];
      m = k * r[4];
      n = q[0] * r[4];
      s += m;
      m = q[1] * r[4];
      t += n;
      q += g;
      k = *q;
      n = q[1] * r[4];
      s += m;
      t += n;
      u += r[4];
      m = q[8] * r[4];
      q += 1;
      n = q[1] * r[4];
      s += m;
      m = q[4];
      t += n;
      q += g;
      w += m;
      m = k * r[4];
      s += m;
      t += q[0];
      m = q[1] * r[4];
      v += q[0];
      n = q[10] * r[4];
      s += m;
      t += n;
      u += b;
      m = q[8] * r[4];
      n = q[2] * r[4];
      s += m;
      m = q[4] * r[4];
      t += n;
      q++;
      n = q[2] * r[16];
      s += m;
      m = q[4];
      t += n;
      s += m;
      t += r[6];
      q += g;
      k = *q;
      w += m;
      m = k * r[20];
      x += r[16];
      n = q[1] * r[20];
      s += m;
      t += n;
      q += g;
      k = *q;
      w += m;
      m = k * r[2];
      n = q[1] * r[22];
      s += m;
      m = q[4];
      t += n;
      q += g;
      s += m;
      t += q[0];
      s += m;
      u += m;
      n = q[1] * r[22];
      s += m;
      m = q[4] * r[22];
      t += n;
      q += g;
      k = 1;
      w += m;
      c = q[10];
      x += r[22];
      s += m;
      t += r[22];
      u += m;
      v += r[22];
      n = q[10] * r[30];
      d = r[32];
      l = q[1];
      b = 0;
      w += m;
      m = r[32];
      x += n;
      r = 0;
    }
      *i = s;
      p[0] = t;
      p[1] = u;
      p[6] = v;
      p[8] = w;
      p[10] = x;
    }
  while (j);
}

at -O -m32 -std=c99 ICE started at r210824 aka PR60969 fix.