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/* PR target/51957 */

/* { dg-do link } */

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

/* { dg-additional-sources "pr51957-2.c" } */

int v[128];

#include "pr51957-1.h"

void

foo (U *x)

{

  T *a = x->u;

  while (1)

    {

      union R *b;

      b = fn1 ();

      if (b != w[0] && !(v[b->p->c] == 1))

        {

          fn2 (a->t, "foobar", b->p);

          b = w[0];

        }

      if (b != w[0])

        fn3 ();

      if (w[0] && b != w[0])

        fn4 (b->p);

      if (b != w[0] && (v[b->p->c] == 1) && fn4 (b->p))

        break;

    }

}