1  /* PR target/51957 */
       2  /* { dg-do link } */
       3  /* { dg-options "-O2 -g -fprofile-use -Wno-missing-profile" } */
       4  /* { dg-additional-sources "pr51957-2.c" } */
       5  
       6  int v[128];
       7  #include "pr51957-1.h"
       8  
       9  void
      10  foo (U *x)
      11  {
      12    T *a = x->u;
      13    while (1)
      14      {
      15        union R *b;
      16        b = fn1 ();
      17        if (b != w[0] && !(v[b->p->c] == 1))
      18  	{
      19  	  fn2 (a->t, "foobar", b->p);
      20  	  b = w[0];
      21  	}
      22        if (b != w[0])
      23  	fn3 ();
      24        if (w[0] && b != w[0])
      25  	fn4 (b->p);
      26        if (b != w[0] && (v[b->p->c] == 1) && fn4 (b->p))
      27  	break;
      28      }
      29  }