#include <stdlib.h> /* exit */
#include <unistd.h> /* _exit */

int foo(int);

extern int baz;

int foo(int bar)
{
/* Switch blocks: */
 switch( c ) {
     case 1:
  case 2:
      bar+=2;
            break;
            
       case 3:
           bar++;
            baz++;
           case 4:
     break;
            default:
               break;
        }
    
  switch (bar) {
      case 0:
    bar++;
     break;
   case 1:
           bar++;
       return bar;
     case 2:
    bar++;
       goto x;
       case 3:
        bar++;
       /*FALLTHROUGH*/
       case 4:
           bar++;
       exit(bar);
       /*NOTREACHED*/
       case 5:
           bar++;
       _exit(bar);
       /*NOTREACHED*/
       case 6:
           bar++;
           if (baz > 2)
               break;       /* inside if statement; don't align with case */
           else
               return baz;  /* inside if statement; don't align with case */
       /*NOTREACHED*/
       case 7:
         switch (baz) {
  case 0: /* do nothing */
      break;
      case 1:
        return baz;
       case 2:
           baz--;
       goto x;
     case 3:
         exit(baz);
       /*NOTREACHED*/
          case 4:
         _exit(baz);
         /*NOTREACHED*/
         case 5:
           baz--;
        /*FALLTHROUGH*/
      default:
          for (; baz > 0; baz--)
          if (baz == bar)
              break;  /* break out of for loop, unrelated to switch statement */
                 else
                         bar++;
            break;
         }
        break;
      default:
          bar++;
     break;
   }
   
   
switch (a)
{
    case 0:
      // code
            break;
}   


switch ( a ) {
    case 0:
      if ( k > 0 )
        break;
      z = 1;
 break;
 case 1:
  if ( k < 0 )
   break;
  z = 2;
 case 2:
   z = 3;
  break;
}

   
   return bar;
}


int foo2(int op)
 {
  switch (op)
    {
      case 1:
       do_something();
     break;
      case 2:
       do_something_else();
     case 3:
        do_something_different();
         do_something_more();
       break;
    }
      return -1;
  }
   
int foo3(int op)
  {
    for(int nnn = op; nnn <= 100; nnn++)
    {
     switch (nnn)
   {
     case 1:
      do_something();
        break;
  case 2:
           do_something_else();
       case 3:
          if (do_something_different())
       {
           do_this();
            break;
          }
        do_something_more();
      break;
      
      default:
          ; // nothing
          break;
      
    }
    }
      return -1;
  }   
   
   
