1  /* PR tree-optimization/61677 - False positive with -Wmaybe-uninitialized
       2     { dg-do compile }
       3     { dg-options "-O2 -Wall" } */
       4  
       5  void *xmalloc (void);
       6  
       7  struct menu { struct menu *parent; };
       8  
       9  struct jump_key { int offset; };
      10  
      11  void f (struct menu *menu)
      12  {
      13    int i;
      14    struct menu *submenu[8], *location;
      15    struct jump_key *jump;
      16    location = menu;
      17    for (i = 0; menu && i < 8; menu = menu->parent)
      18      submenu[i++] = menu;
      19    if (location)
      20      jump = xmalloc ();
      21    while (--i >= 0) {
      22      menu = submenu[i];
      23      if (location)
      24        jump->offset = 42;
      25    }
      26  }