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/* PR debug/45015 */

/* { dg-do compile } */

/* { dg-options "-O2 -g" } */

unsigned int

foo (unsigned int *x, const unsigned int *y, int z, unsigned int w)

{

  unsigned int a, b, c, s;

  int j;

  j = -z;

  x -= j;

  y -= j;

  a = 0;

  do

    {

      __asm__ ("move.l %2, %0; move.l %3, %1" : "=d" (b), "=d" (c) : "g<>" (y[j]), "d" (w));

      c += a;

      a = (c < a) + b;

      s = x[j];

      c = s + c;

      a += (c < s);

      x[j] = c;

    }

  while (++j != 0);

  return a;

}