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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [990128-1.c] - Rev 154

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extern int printf (const char *,...);
 
struct s { struct s *n; } *p;
struct s ss;
#define MAX     10
struct s sss[MAX];
int count = 0;
 
void sub( struct s *p, struct s **pp );
int look( struct s *p, struct s **pp );
 
main()
{
    struct s *pp;
    struct s *next;
    int i;
 
    p = &ss;
    next = p;
    for ( i = 0; i < MAX; i++ ) {
        next->n = &sss[i];
        next = next->n;
    }
    next->n = 0;
 
    sub( p, &pp );
    if (count != MAX+2)
      abort ();
 
    exit( 0 );
}
 
void sub( struct s *p, struct s **pp )
{
   for ( ; look( p, pp ); ) {
        if ( p )
            p = p->n;
        else
            break;
   }
}
 
int look( struct s *p, struct s **pp )
{
    for ( ; p; p = p->n )
        ;
    *pp = p;
    count++;
    return( 1 );
}
 

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