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c++/7969: Internal error #19990916.


>Number:         7969
>Category:       c++
>Synopsis:       Internal error #19990916.
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          ice-on-legal-code
>Submitter-Id:   net
>Arrival-Date:   Wed Sep 18 06:26:02 PDT 2002
>Closed-Date:
>Last-Modified:
>Originator:     Prashant Katti
>Release:        GNU CPP version 2.96 20000731
>Organization:
>Environment:
Red Hat Linux 7.0 (i386 Linux/ELF)
>Description:
$ g++ -v -save-temps -Wall test.cpp
Reading specs from /usr/lib/gcc-lib/i386-redhat-linux/2.96/specs
gcc version 2.96 20000731 (Red Hat Linux 7.0)
 /usr/lib/gcc-lib/i386-redhat-linux/2.96/cpp0 -lang-c++ -D__GNUG__=2 -v -D__GNUC
__=2 -D__GNUC_MINOR__=96 -D__GNUC_PATCHLEVEL__=0 -D__ELF__ -Dunix -Dlinux -D__EL
F__ -D__unix__ -D__linux__ -D__unix -D__linux -Asystem(posix) -Wall -Acpu(i386)
-Amachine(i386) -Di386 -D__i386 -D__i386__ -D__tune_i386__ test.cpp test.ii
GNU CPP version 2.96 20000731 (Red Hat Linux 7.0) (cpplib)
 (i386 Linux/ELF)
ignoring nonexistent directory "/usr/i386-redhat-linux/include"
#include "..." search starts here:
#include <...> search starts here:
 /usr/include/g++-3
 /usr/local/include
 /usr/lib/gcc-lib/i386-redhat-linux/2.96/include
 /usr/include
End of search list.
 /usr/lib/gcc-lib/i386-redhat-linux/2.96/cc1plus test.ii -quiet -dumpbase test.c
pp -Wall -version -o test.s
GNU C++ version 2.96 20000731 (Red Hat Linux 7.0) (i386-redhat-linux) compiled b
y GNU C version 2.96 20000731 (Red Hat Linux 7.0).
test.cpp:44: parse error at end of input
test.cpp:44: Internal error #19990916.
test.cpp:44: Internal compiler error in poplevel, at ../gcc/cp/decl.c:
1315
Please submit a full bug report.
See <URL:http://www.gnu.org/software/gcc/bugs.html> for instructions.
>How-To-Repeat:
compile the code, it will give the "parse error at end of input"
>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted:
----gnatsweb-attachment----
Content-Type: text/plain; name="test.ii"
Content-Disposition: inline; filename="test.ii"

# 1 "test.cpp"

# 27 "/usr/include/g++-3/iostream.h" 1 3
#pragma interface
# 27 "/usr/include/g++-3/iostream.h" 3





# 28 "/usr/include/g++-3/streambuf.h" 1 3
#pragma interface
# 28 "/usr/include/g++-3/streambuf.h" 3







extern "C" {

# 31 "/usr/include/libio.h" 1 3
# 10 "/usr/include/_G_config.h" 1 3
# 27 "/usr/include/bits/types.h" 1 3
# 283 "/usr/include/features.h" 1 3
# 311 "/usr/include/features.h" 3
# 27 "/usr/include/bits/types.h" 2 3



# 199 "/usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stddef.h" 1 3
typedef unsigned int size_t;
# 30 "/usr/include/bits/types.h" 2 3


typedef unsigned char __u_char;
typedef unsigned short __u_short;
typedef unsigned int __u_int;
typedef unsigned long __u_long;

__extension__ typedef unsigned long long int __u_quad_t;
__extension__ typedef long long int __quad_t;
# 49 "/usr/include/bits/types.h" 3
typedef signed char __int8_t;
typedef unsigned char __uint8_t;
typedef signed short int __int16_t;
typedef unsigned short int __uint16_t;
typedef signed int __int32_t;
typedef unsigned int __uint32_t;

__extension__ typedef signed long long int __int64_t;
__extension__ typedef unsigned long long int __uint64_t;

typedef __quad_t *__qaddr_t;

typedef __u_quad_t __dev_t;
typedef __u_int __uid_t;
typedef __u_int __gid_t;
typedef __u_long __ino_t;
typedef __u_int __mode_t;
typedef __u_int __nlink_t;
typedef long int __off_t;
typedef __quad_t __loff_t;
typedef int __pid_t;
typedef int __ssize_t;
typedef __u_long __rlim_t;
typedef __u_quad_t __rlim64_t;
typedef __u_int __id_t;

typedef struct
  {
    int __val[2];
  } __fsid_t;


typedef int __daddr_t;
typedef char *__caddr_t;
typedef long int __time_t;
typedef unsigned int __useconds_t;
typedef long int __suseconds_t;
typedef long int __swblk_t;

typedef long int __clock_t;


typedef int __clockid_t;


typedef int __timer_t;



typedef unsigned long int __fd_mask;


# 109 "/usr/include/bits/types.h" 3
typedef struct
  {






    __fd_mask __fds_bits[1024 / (8 * sizeof (__fd_mask))];


  } __fd_set;


typedef int __key_t;


typedef unsigned short int __ipc_pid_t;



typedef long int __blksize_t;




typedef long int __blkcnt_t;
typedef __quad_t __blkcnt64_t;


typedef __u_long __fsblkcnt_t;
typedef __u_quad_t __fsblkcnt64_t;


typedef __u_long __fsfilcnt_t;
typedef __u_quad_t __fsfilcnt64_t;


typedef __u_quad_t __ino64_t;


typedef __loff_t __off64_t;


typedef long int __t_scalar_t;
typedef unsigned long int __t_uscalar_t;


typedef int __intptr_t;


typedef unsigned int __socklen_t;





# 24 "/usr/include/bits/pthreadtypes.h" 1 3
# 68 "/usr/include/bits/sched.h" 1 3
struct __sched_param
  {
    int sched_priority;
  };
# 24 "/usr/include/bits/pthreadtypes.h" 2 3


struct _pthread_fastlock
{
  long int __status;
  int __spinlock;

};



typedef struct _pthread_descr_struct *_pthread_descr;





typedef struct
{
  int __detachstate;
  int __schedpolicy;
  struct __sched_param __schedparam;
  int __inheritsched;
  int __scope;
  size_t __guardsize;
  int __stackaddr_set;
  void *__stackaddr;
  size_t __stacksize;
} pthread_attr_t;



typedef struct
{
  struct _pthread_fastlock __c_lock;
  _pthread_descr __c_waiting;
} pthread_cond_t;



typedef struct
{
  int __dummy;
} pthread_condattr_t;


typedef unsigned int pthread_key_t;





typedef struct
{
  int __m_reserved;
  int __m_count;
  _pthread_descr __m_owner;
  int __m_kind;
  struct _pthread_fastlock __m_lock;
} pthread_mutex_t;



typedef struct
{
  int __mutexkind;
} pthread_mutexattr_t;



typedef int pthread_once_t;


# 140 "/usr/include/bits/pthreadtypes.h" 3
typedef unsigned long int pthread_t;

# 166 "/usr/include/bits/types.h" 2 3
# 10 "/usr/include/_G_config.h" 2 3





# 312 "/usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stddef.h" 1 3
typedef unsigned int wint_t;
# 15 "/usr/include/_G_config.h" 2 3
# 25 "/usr/include/_G_config.h" 3
# 46 "/usr/include/wchar.h" 1 3
# 62 "/usr/include/wchar.h" 3
typedef struct
{
  int __count;
  union
  {
    wint_t __wch;
    char __wchb[4];
  } __value;
} __mbstate_t;
# 25 "/usr/include/_G_config.h" 2 3

typedef struct
{
  __off_t __pos;
  __mbstate_t __state;
} _G_fpos_t;
typedef struct
{
  __off64_t __pos;
  __mbstate_t __state;
} _G_fpos64_t;
# 45 "/usr/include/_G_config.h" 3
# 29 "/usr/include/gconv.h" 1 3
# 46 "/usr/include/wchar.h" 1 3
# 29 "/usr/include/gconv.h" 2 3







enum
{
  __GCONV_OK = 0,
  __GCONV_NOCONV,
  __GCONV_NODB,
  __GCONV_NOMEM,

  __GCONV_EMPTY_INPUT,
  __GCONV_FULL_OUTPUT,
  __GCONV_ILLEGAL_INPUT,
  __GCONV_INCOMPLETE_INPUT,

  __GCONV_ILLEGAL_DESCRIPTOR,
  __GCONV_INTERNAL_ERROR
};



enum
{
  __GCONV_IS_LAST = 0x0001,
  __GCONV_IGNORE_ERRORS = 0x0002
};



struct __gconv_step;
struct __gconv_step_data;
struct __gconv_loaded_object;
struct __gconv_trans_data;



typedef int (*__gconv_fct) (struct __gconv_step *, struct __gconv_step_data *,
                            __const unsigned char **, __const unsigned char *,
                            unsigned char **, size_t *, int, int);


typedef int (*__gconv_init_fct) (struct __gconv_step *);
typedef void (*__gconv_end_fct) (struct __gconv_step *);



typedef int (*__gconv_trans_fct) (struct __gconv_step *,
                                  struct __gconv_step_data *, void *,
                                  __const unsigned char *,
                                  __const unsigned char **,
                                  __const unsigned char *, unsigned char **,
                                  size_t *);


typedef int (*__gconv_trans_context_fct) (struct __gconv_trans_data *,
                                          __const unsigned char *,
                                          __const unsigned char *,
                                          unsigned char *, unsigned char *);


typedef int (*__gconv_trans_query_fct) (__const char *, __const char ***,
                                        size_t *);


typedef int (*__gconv_trans_init_fct) (void **, const char *);
typedef void (*__gconv_trans_end_fct) (void *);

struct __gconv_trans_data
{

  __gconv_trans_fct __trans_fct;
  __gconv_trans_context_fct __trans_context_fct;
  __gconv_trans_end_fct __trans_end_fct;
  void *__data;
  struct __gconv_trans_data *__next;
};



struct __gconv_step
{
  struct __gconv_loaded_object *__shlib_handle;
  __const char *__modname;

  int __counter;

  __const char *__from_name;
  __const char *__to_name;

  __gconv_fct __fct;
  __gconv_init_fct __init_fct;
  __gconv_end_fct __end_fct;



  int __min_needed_from;
  int __max_needed_from;
  int __min_needed_to;
  int __max_needed_to;


  int __stateful;

  void *__data;
};



struct __gconv_step_data
{
  unsigned char *__outbuf;
  unsigned char *__outbufend;



  int __flags;



  int __invocation_counter;



  int __internal_use;

  __mbstate_t *__statep;
  __mbstate_t __state;



  struct __gconv_trans_data *__trans;
};



typedef struct __gconv_info
{
  size_t __nsteps;
  struct __gconv_step *__steps;
  __extension__ struct __gconv_step_data __data[0];
} *__gconv_t;

# 45 "/usr/include/_G_config.h" 2 3
typedef union
{
  struct __gconv_info __cd;
  struct
  {
    struct __gconv_info __cd;
    struct __gconv_step_data __data;
  } __combined;
} _G_iconv_t;

typedef int _G_int16_t __attribute__ ((__mode__ (__HI__)));
typedef int _G_int32_t __attribute__ ((__mode__ (__SI__)));
typedef unsigned int _G_uint16_t __attribute__ ((__mode__ (__HI__)));
typedef unsigned int _G_uint32_t __attribute__ ((__mode__ (__SI__)));

# 31 "/usr/include/libio.h" 2 3
# 52 "/usr/include/libio.h" 3
# 43 "/usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stdarg.h" 1 3
typedef __builtin_va_list __gnuc_va_list;
# 52 "/usr/include/libio.h" 2 3
# 157 "/usr/include/libio.h" 3
struct _IO_jump_t; struct _IO_FILE;









typedef void _IO_lock_t;





struct _IO_marker {
  struct _IO_marker *_next;
  struct _IO_FILE *_sbuf;



  int _pos;
# 190 "/usr/include/libio.h" 3
};


enum __codecvt_result
{
  __codecvt_ok,
  __codecvt_partial,
  __codecvt_error,
  __codecvt_noconv
};

# 262 "/usr/include/libio.h" 3
struct _IO_FILE {
  int _flags;




  char* _IO_read_ptr;
  char* _IO_read_end;
  char* _IO_read_base;
  char* _IO_write_base;
  char* _IO_write_ptr;
  char* _IO_write_end;
  char* _IO_buf_base;
  char* _IO_buf_end;

  char *_IO_save_base;
  char *_IO_backup_base;
  char *_IO_save_end;

  struct _IO_marker *_markers;

  struct _IO_FILE *_chain;

  int _fileno;
  int _blksize;
  __off_t _old_offset;



  unsigned short _cur_column;
  signed char _vtable_offset;
  char _shortbuf[1];



  _IO_lock_t *_lock;
# 306 "/usr/include/libio.h" 3
  __off64_t _offset;





  void *__pad1;
  void *__pad2;

  int _mode;

  char _unused2[15 * sizeof (int) - 2 * sizeof (void *)];

};





struct _IO_FILE_plus;

extern struct _IO_FILE_plus _IO_2_1_stdin_;
extern struct _IO_FILE_plus _IO_2_1_stdout_;
extern struct _IO_FILE_plus _IO_2_1_stderr_;
# 345 "/usr/include/libio.h" 3
typedef __ssize_t __io_read_fn (void *__cookie, char *__buf, size_t __nbytes);







typedef __ssize_t __io_write_fn (void *__cookie, __const char *__buf,
                                 size_t __n);







typedef int __io_seek_fn (void *__cookie, __off64_t *__pos, int __w);


typedef int __io_close_fn (void *__cookie);


# 394 "/usr/include/libio.h" 3
extern "C" {


extern int __underflow (_IO_FILE *) throw ();
extern int __uflow (_IO_FILE *) throw ();
extern int __overflow (_IO_FILE *, int) throw ();
extern wint_t __wunderflow (_IO_FILE *) throw ();
extern wint_t __wuflow (_IO_FILE *) throw ();
extern wint_t __woverflow (_IO_FILE *, wint_t) throw ();

# 427 "/usr/include/libio.h" 3
extern int _IO_getc (_IO_FILE *__fp) throw ();
extern int _IO_putc (int __c, _IO_FILE *__fp) throw ();
extern int _IO_feof (_IO_FILE *__fp) throw ();
extern int _IO_ferror (_IO_FILE *__fp) throw ();

extern int _IO_peekc_locked (_IO_FILE *__fp) throw ();





extern void _IO_flockfile (_IO_FILE *) throw ();
extern void _IO_funlockfile (_IO_FILE *) throw ();
extern int _IO_ftrylockfile (_IO_FILE *) throw ();

# 453 "/usr/include/libio.h" 3
extern int _IO_vfscanf (_IO_FILE * __restrict, const char * __restrict,
                        __gnuc_va_list, int *__restrict) throw ();
extern int _IO_vfprintf (_IO_FILE *__restrict, const char *__restrict,
                         __gnuc_va_list) throw ();
extern __ssize_t _IO_padn (_IO_FILE *, int, __ssize_t) throw ();
extern size_t _IO_sgetn (_IO_FILE *, void *, size_t) throw ();

extern __off64_t _IO_seekoff (_IO_FILE *, __off64_t, int, int) throw ();
extern __off64_t _IO_seekpos (_IO_FILE *, __off64_t, int) throw ();

extern void _IO_free_backup_area (_IO_FILE *) throw ();

# 495 "/usr/include/libio.h" 3
}
# 37 "/usr/include/g++-3/streambuf.h" 2 3
}



# 110 "/usr/lib/gcc-lib/i386-redhat-linux/2.96/include/stdarg.h" 1 3
typedef __gnuc_va_list va_list;
# 41 "/usr/include/g++-3/streambuf.h" 2 3
# 65 "/usr/include/g++-3/streambuf.h" 3
extern "C++" {
class istream;
class ostream; class streambuf;






typedef __off64_t streamoff;
typedef __off64_t streampos;




typedef __ssize_t streamsize;

typedef unsigned long __fmtflags;
typedef unsigned char __iostate;

struct _ios_fields
{
    streambuf *_strbuf;
    ostream* _tie;
    int _width;
    __fmtflags _flags;
    wchar_t _fill;
    __iostate _state;
    __iostate _exceptions;
    int _precision;

    void *_arrays;
};

# 126 "/usr/include/g++-3/streambuf.h" 3
class ios : public _ios_fields {
  ios& operator=(ios&);
  ios (const ios&);
  public:
    typedef __fmtflags fmtflags;
    typedef int iostate;
    typedef int openmode;
    typedef __ssize_t streamsize;
    enum io_state {
        goodbit = 0,
        eofbit = 1,
        failbit = 2,
        badbit = 4 };
    enum open_mode {
        in = 1,
        out = 2,
        ate = 4,
        app = 8,
        trunc = 16,
        nocreate = 32,
        noreplace = 64,
        bin = 128,
        binary = 128 };
    enum seek_dir { beg, cur, end};
    typedef enum seek_dir seekdir;

    enum { skipws=01,
           left=02, right=04, internal=010,
           dec=020, oct=040, hex=0100,
           showbase=0200, showpoint=0400,
           uppercase=01000, showpos=02000,
           scientific=04000, fixed=010000,
           unitbuf=020000, stdio=040000



           };
    enum {
        basefield=dec+oct+hex,
        floatfield = scientific+fixed,
        adjustfield = left+right+internal
    };

# 179 "/usr/include/g++-3/streambuf.h" 3
    ostream* tie() const { return _tie; }
    ostream* tie(ostream* val) { ostream* save=_tie; _tie=val; return save; }


    wchar_t fill() const { return _fill; }
    wchar_t fill(wchar_t newf)
        {wchar_t oldf = _fill; _fill = newf; return oldf;}
    fmtflags flags() const { return _flags; }
    fmtflags flags(fmtflags new_val) {
        fmtflags old_val = _flags; _flags = new_val; return old_val; }
    int precision() const { return _precision; }
    int precision(int newp) {
        unsigned short oldp = _precision; _precision = (unsigned short)newp;
        return oldp; }
    fmtflags setf(fmtflags val) {
        fmtflags oldbits = _flags;
        _flags |= val; return oldbits; }
    fmtflags setf(fmtflags val, fmtflags mask) {
        fmtflags oldbits = _flags;
        _flags = (_flags & ~mask) | (val & mask); return oldbits; }
    fmtflags unsetf(fmtflags mask) {
        fmtflags oldbits = _flags;
        _flags &= ~mask; return oldbits; }
    int width() const { return _width; }
    int width(int val) { int save = _width; _width = val; return save; }




    void _throw_failure() const { }

    void clear(iostate state = 0) {
        _state = _strbuf ? state : state|badbit;
        if (_state & _exceptions) _throw_failure(); }
    void set(iostate flag) { _state |= flag;
        if (_state & _exceptions) _throw_failure(); }
    void setstate(iostate flag) { _state |= flag;
        if (_state & _exceptions) _throw_failure(); }
    int good() const { return _state == 0; }
    int eof() const { return _state & ios::eofbit; }
    int fail() const { return _state & (ios::badbit|ios::failbit); }
    int bad() const { return _state & ios::badbit; }
    iostate rdstate() const { return _state; }
    operator void*() const { return fail() ? (void*)0 : (void*)(-1); }
    int operator!() const { return fail(); }
    iostate exceptions() const { return _exceptions; }
    void exceptions(iostate enable) {
        _exceptions = enable;
        if (_state & _exceptions) _throw_failure(); }

    streambuf* rdbuf() const { return _strbuf; }
    streambuf* rdbuf(streambuf *_s) {
      streambuf *_old = _strbuf; _strbuf = _s; clear (); return _old; }

    static int sync_with_stdio(int on);
    static void sync_with_stdio() { sync_with_stdio(1); }
    static fmtflags bitalloc();
    static int xalloc();
    void*& pword(int);
    void* pword(int) const;
    long& iword(int);
    long iword(int) const;

# 251 "/usr/include/g++-3/streambuf.h" 3
    class Init {
    public:
      Init () { }
    };

  protected:
    inline ios(streambuf* sb = 0, ostream* tie_to = 0);
    inline virtual ~ios();
    inline void init(streambuf* sb, ostream* tie = 0);
};




typedef ios::seek_dir _seek_dir;
# 276 "/usr/include/g++-3/streambuf.h" 3
class streammarker : private _IO_marker {
    friend class streambuf;
    void set_offset(int offset) { _pos = offset; }
  public:
    streammarker(streambuf *sb);
    ~streammarker();
    int saving() { return 1; }
    int delta(streammarker&);
    int delta();
};

struct streambuf : public _IO_FILE {
    friend class ios;
    friend class istream;
    friend class ostream;
    friend class streammarker;
    const void *&_vtable() { return *(const void**)((_IO_FILE*)this + 1); }
  protected:
    static streambuf* _list_all;
    _IO_FILE*& xchain() { return _chain; }
    void _un_link();
    void _link_in();
    char* gptr() const
      { return _flags & 0x100 ? _IO_save_base : _IO_read_ptr; }
    char* pptr() const { return _IO_write_ptr; }
    char* egptr() const
      { return _flags & 0x100 ? _IO_save_end : _IO_read_end; }
    char* epptr() const { return _IO_write_end; }
    char* pbase() const { return _IO_write_base; }
    char* eback() const
      { return _flags & 0x100 ? _IO_save_base : _IO_read_base;}
    char* base() const { return _IO_buf_base; }
    char* ebuf() const { return _IO_buf_end; }
    int blen() const { return _IO_buf_end - _IO_buf_base; }
    void xput_char(char c) { *_IO_write_ptr++ = c; }
    int xflags() { return _flags; }
    int xflags(int f) {int fl = _flags; _flags = f; return fl;}
    void xsetflags(int f) { _flags |= f; }
    void xsetflags(int f, int mask)
      { _flags = (_flags & ~mask) | (f & mask); }
    void gbump(int n)
      { _flags & 0x100 ? (_IO_save_base+=n):(_IO_read_ptr+=n);}
    void pbump(int n) { _IO_write_ptr += n; }
    void setb(char* b, char* eb, int a=0);
    void setp(char* p, char* ep)
      { _IO_write_base=_IO_write_ptr=p; _IO_write_end=ep; }
    void setg(char* eb, char* g, char *eg) {
      if (_flags & 0x100) _IO_free_backup_area(this);
      _IO_read_base = eb; _IO_read_ptr = g; _IO_read_end = eg; }
    char *shortbuf() { return _shortbuf; }

    int in_backup() { return _flags & 0x100; }

    char *Gbase() { return in_backup() ? _IO_save_base : _IO_read_base; }

    char *eGptr() { return in_backup() ? _IO_save_end : _IO_read_end; }

    char *Bbase() { return in_backup() ? _IO_read_base : _IO_save_base; }
    char *Bptr() { return _IO_backup_base; }

    char *eBptr() { return in_backup() ? _IO_read_end : _IO_save_end; }
    char *Nbase() { return _IO_save_base; }
    char *eNptr() { return _IO_save_end; }
    int have_backup() { return _IO_save_base != __null; }
    int have_markers() { return _markers != __null; }
    void free_backup_area();
    void unsave_markers();
    int put_mode() { return _flags & 0x800; }
    int switch_to_get_mode();

    streambuf(int flags=0);
  public:
    static int flush_all();
    static void flush_all_linebuffered();
    virtual ~streambuf();
    virtual int overflow(int c = (-1));
    virtual int underflow();
    virtual int uflow();
    virtual int pbackfail(int c);

    virtual streamsize xsputn(const char* s, streamsize n);
    virtual streamsize xsgetn(char* s, streamsize n);
    virtual streampos seekoff(streamoff, _seek_dir, int mode=ios::in|ios::out);
    virtual streampos seekpos(streampos pos, int mode = ios::in|ios::out);

    streampos pubseekoff(streamoff o, _seek_dir d, int mode=ios::in|ios::out)
      { return _IO_seekoff (this, o, d, mode); }
    streampos pubseekpos(streampos pos, int mode = ios::in|ios::out)
      { return _IO_seekpos (this, pos, mode); }
    streampos sseekoff(streamoff, _seek_dir, int mode=ios::in|ios::out);
    streampos sseekpos(streampos pos, int mode = ios::in|ios::out);
    virtual streambuf* setbuf(char* p, int len);
    virtual int sync();
    virtual int doallocate();

    int seekmark(streammarker& mark, int delta = 0);
    int sputbackc(char c);
    int sungetc();
    int unbuffered() { return _flags & 2 ? 1 : 0; }
    int linebuffered() { return _flags & 0x200 ? 1 : 0; }
    void unbuffered(int i)
        { if (i) _flags |= 2; else _flags &= ~2; }
    void linebuffered(int i)
        { if (i) _flags |= 0x200; else _flags &= ~0x200; }
    int allocate() {
        if (base() || unbuffered()) return 0;
        else return doallocate(); }

    void allocbuf() { if (base() == __null) doallocbuf(); }
    void doallocbuf();
    int in_avail() { return _IO_read_end - _IO_read_ptr; }
    int out_waiting() { return _IO_write_ptr - _IO_write_base; }
    streamsize sputn(const char* s, streamsize n) { return xsputn(s, n); }
    streamsize padn(char pad, streamsize n) { return _IO_padn(this, pad, n); }
    streamsize sgetn(char* s, streamsize n) { return _IO_sgetn(this, s, n); }
    int ignore(int);
    int get_column();
    int set_column(int);
    long sgetline(char* buf, size_t n, char delim, int putback_delim);
    int sputc(int c) { return _IO_putc(c, this); }
    int sbumpc() { return _IO_getc(this); }
    int sgetc() { return ((this)->_IO_read_ptr >= (this)->_IO_read_end && __underflow (this) == (-1) ? (-1) : *(unsigned char *) (this)->_IO_read_ptr); }
    int snextc() {
        if (_IO_read_ptr >= _IO_read_end && __underflow(this) == (-1))
          return (-1);
        else return _IO_read_ptr++, sgetc(); }
    void stossc() { if (_IO_read_ptr < _IO_read_end) _IO_read_ptr++; }
    int vscan(char const *fmt0, __gnuc_va_list ap, ios* stream = __null);
    int scan(char const *fmt0 ...);
    int vform(char const *fmt0, __gnuc_va_list ap);
    int form(char const *fmt0 ...);




    virtual streamsize sys_read(char* buf, streamsize size);
    virtual streamsize sys_write(const char*, streamsize);
    virtual streampos sys_seek(streamoff, _seek_dir);
    virtual int sys_close();
    virtual int sys_stat(void*);

    virtual int showmanyc();
    virtual void imbue(void *);

};




class filebuf : public streambuf {
  protected:
    void init();
  public:
    static const int openprot;
    filebuf();
    filebuf(int fd);
    filebuf(int fd, char* p, int len);



    ~filebuf();
    filebuf* attach(int fd);
    filebuf* open(const char *filename, const char *mode);
    filebuf* open(const char *filename, ios::openmode mode, int prot = 0664);
    virtual int underflow();
    virtual int overflow(int c = (-1));
    int is_open() const { return _fileno >= 0; }
    int fd() const { return is_open() ? _fileno : (-1); }
    filebuf* close();
    virtual int doallocate();
    virtual streampos seekoff(streamoff, _seek_dir, int mode=ios::in|ios::out);
    virtual streambuf* setbuf(char* p, int len);
    streamsize xsputn(const char* s, streamsize n);
    streamsize xsgetn(char* s, streamsize n);
    virtual int sync();
  protected:

    int is_reading() { return eback() != egptr(); }
    char* cur_ptr() { return is_reading() ? gptr() : pptr(); }

    char* file_ptr() { return eGptr(); }

    virtual streamsize sys_read(char* buf, streamsize size);
    virtual streampos sys_seek(streamoff, _seek_dir);
    virtual streamsize sys_write(const char*, streamsize);
    virtual int sys_stat(void*);
    virtual int sys_close();




};

inline void ios::init(streambuf* sb, ostream* tie_to) {
                _state = sb ? ios::goodbit : ios::badbit; _exceptions=0;
                _strbuf=sb; _tie = tie_to; _width=0; _fill=' ';

                _flags=ios::skipws|ios::dec;



                _precision=6; _arrays = 0; }

inline ios::ios(streambuf* sb, ostream* tie_to) { init(sb, tie_to); }

inline ios::~ios() {





    operator delete[] (_arrays);
}
}
# 32 "/usr/include/g++-3/iostream.h" 2 3

extern "C++" {
class istream; class ostream;
typedef ios& (*__manip)(ios&);
typedef istream& (*__imanip)(istream&);
typedef ostream& (*__omanip)(ostream&);

extern istream& ws(istream& ins);
extern ostream& flush(ostream& outs);
extern ostream& endl(ostream& outs);
extern ostream& ends(ostream& outs);

class ostream : virtual public ios
{

    void do_osfx();
  public:
    ostream() { }
    ostream(streambuf* sb, ostream* tied=__null);
    int opfx() {
        if (!good()) return 0;
        else { if (_tie) _tie->flush();; return 1;} }
    void osfx() {;
                  if (flags() & (ios::unitbuf|ios::stdio))
                      do_osfx(); }
    ostream& flush();
    ostream& put(char c) { _strbuf->sputc(c); return *this; }





    ostream& write(const char *s, streamsize n);
    ostream& write(const unsigned char *s, streamsize n)
      { return write((const char*)s, n);}
    ostream& write(const signed char *s, streamsize n)
      { return write((const char*)s, n);}
    ostream& write(const void *s, streamsize n)
      { return write((const char*)s, n);}
    ostream& seekp(streampos);
    ostream& seekp(streamoff, _seek_dir);
    streampos tellp();
    ostream& form(const char *format ...);
    ostream& vform(const char *format, __gnuc_va_list args);

    ostream& operator<<(char c);
    ostream& operator<<(unsigned char c) { return (*this) << (char)c; }
    ostream& operator<<(signed char c) { return (*this) << (char)c; }
    ostream& operator<<(const char *s);
    ostream& operator<<(const unsigned char *s)
        { return (*this) << (const char*)s; }
    ostream& operator<<(const signed char *s)
        { return (*this) << (const char*)s; }
    ostream& operator<<(const void *p);
    ostream& operator<<(int n);
    ostream& operator<<(unsigned int n);
    ostream& operator<<(long n);
    ostream& operator<<(unsigned long n);

    __extension__ ostream& operator<<(long long n);
    __extension__ ostream& operator<<(unsigned long long n);

    ostream& operator<<(short n) {return operator<<((int)n);}
    ostream& operator<<(unsigned short n) {return operator<<((unsigned int)n);}

    ostream& operator<<(bool b) { return operator<<((int)b); }

    ostream& operator<<(double n);
    ostream& operator<<(float n) { return operator<<((double)n); }

    ostream& operator<<(long double n);



    ostream& operator<<(__omanip func) { return (*func)(*this); }
    ostream& operator<<(__manip func) {(*func)(*this); return *this;}
    ostream& operator<<(streambuf*);



};

class istream : virtual public ios
{

protected:
    size_t _gcount;

    int _skip_ws();
  public:
    istream(): _gcount (0) { }
    istream(streambuf* sb, ostream*tied=__null);
    istream& get(char* ptr, int len, char delim = '\n');
    istream& get(unsigned char* ptr, int len, char delim = '\n')
        { return get((char*)ptr, len, delim); }
    istream& get(char& c);
    istream& get(unsigned char& c) { return get((char&)c); }
    istream& getline(char* ptr, int len, char delim = '\n');
    istream& getline(unsigned char* ptr, int len, char delim = '\n')
        { return getline((char*)ptr, len, delim); }
    istream& get(signed char& c) { return get((char&)c); }
    istream& get(signed char* ptr, int len, char delim = '\n')
        { return get((char*)ptr, len, delim); }
    istream& getline(signed char* ptr, int len, char delim = '\n')
        { return getline((char*)ptr, len, delim); }
    istream& read(char *ptr, streamsize n);
    istream& read(unsigned char *ptr, streamsize n)
      { return read((char*)ptr, n); }
    istream& read(signed char *ptr, streamsize n)
      { return read((char*)ptr, n); }
    istream& read(void *ptr, streamsize n)
      { return read((char*)ptr, n); }
    istream& get(streambuf& sb, char delim = '\n');
    istream& gets(char **s, char delim = '\n');
    int ipfx(int need = 0) {
        if (!good()) { set(ios::failbit); return 0; }
        else {
;
          if (_tie && (need == 0 || rdbuf()->in_avail() < need)) _tie->flush();
          if (!need && (flags() & ios::skipws)) return _skip_ws();
          else return 1;
        }
    }
    int ipfx0() {
        if (!good()) { set(ios::failbit); return 0; }
        else {
;
          if (_tie) _tie->flush();
          if (flags() & ios::skipws) return _skip_ws();
          else return 1;
        }
    }
    int ipfx1() {
        if (!good()) { set(ios::failbit); return 0; }
        else {
;
          if (_tie && rdbuf()->in_avail() == 0) _tie->flush();
          return 1;
        }
    }
    void isfx() {; }
    int get() { if (!ipfx1()) return (-1);
                else { int ch = _strbuf->sbumpc();
                       if (ch == (-1)) set(ios::eofbit);
                       isfx();
                       return ch;
                     } }
    int peek();
    size_t gcount() { return _gcount; }
    istream& ignore(int n=1, int delim = (-1));
    int sync ();
    istream& seekg(streampos);
    istream& seekg(streamoff, _seek_dir);
    streampos tellg();
    istream& putback(char ch) {
        if (good() && _strbuf->sputbackc(ch) == (-1)) clear(ios::badbit);
        return *this;}
    istream& unget() {
        if (good() && _strbuf->sungetc() == (-1)) clear(ios::badbit);
        return *this;}
    istream& scan(const char *format ...);
    istream& vscan(const char *format, __gnuc_va_list args);






    istream& operator>>(char*);
    istream& operator>>(unsigned char* p) { return operator>>((char*)p); }
    istream& operator>>(signed char*p) { return operator>>((char*)p); }
    istream& operator>>(char& c);
    istream& operator>>(unsigned char& c) {return operator>>((char&)c);}
    istream& operator>>(signed char& c) {return operator>>((char&)c);}
    istream& operator>>(int&);
    istream& operator>>(long&);

    __extension__ istream& operator>>(long long&);
    __extension__ istream& operator>>(unsigned long long&);

    istream& operator>>(short&);
    istream& operator>>(unsigned int&);
    istream& operator>>(unsigned long&);
    istream& operator>>(unsigned short&);

    istream& operator>>(bool&);

    istream& operator>>(float&);
    istream& operator>>(double&);
    istream& operator>>(long double&);
    istream& operator>>( __manip func) {(*func)(*this); return *this;}
    istream& operator>>(__imanip func) { return (*func)(*this); }
    istream& operator>>(streambuf*);
};

class iostream : public istream, public ostream
{
  public:
    iostream() { }
    iostream(streambuf* sb, ostream*tied=__null);
};

class _IO_istream_withassign : public istream {
public:
  _IO_istream_withassign& operator=(istream&);
  _IO_istream_withassign& operator=(_IO_istream_withassign& rhs)
    { return operator= (static_cast<istream&> (rhs)); }
};

class _IO_ostream_withassign : public ostream {
public:
  _IO_ostream_withassign& operator=(ostream&);
  _IO_ostream_withassign& operator=(_IO_ostream_withassign& rhs)
    { return operator= (static_cast<ostream&> (rhs)); }
};

extern _IO_istream_withassign cin;

extern _IO_ostream_withassign cout, cerr;

extern _IO_ostream_withassign clog



;

extern istream& lock(istream& ins);
extern istream& unlock(istream& ins);
extern ostream& lock(ostream& outs);
extern ostream& unlock(ostream& outs);

struct Iostream_init { } ;

inline ios& dec(ios& i)
{ i.setf(ios::dec, ios::dec|ios::hex|ios::oct); return i; }
inline ios& hex(ios& i)
{ i.setf(ios::hex, ios::dec|ios::hex|ios::oct); return i; }
inline ios& oct(ios& i)
{ i.setf(ios::oct, ios::dec|ios::hex|ios::oct); return i; }
}

# 2 "test.cpp" 2

# 28 "/usr/include/string.h" 1 3
extern "C" {








extern void *memcpy (void *__restrict __dest,
                     __const void *__restrict __src, size_t __n) throw ();


extern void *memmove (void *__dest, __const void *__src, size_t __n)
     throw ();





extern void *memccpy (void *__restrict __dest, __const void *__restrict __src,
                      int __c, size_t __n)
     throw ();




extern void *memset (void *__s, int __c, size_t __n) throw ();


extern int memcmp (__const void *__s1, __const void *__s2, size_t __n)
     throw () __attribute__ ((__pure__));


extern void *memchr (__const void *__s, int __c, size_t __n)
      throw () __attribute__ ((__pure__));

# 77 "/usr/include/string.h" 3
extern char *strcpy (char *__restrict __dest, __const char *__restrict __src)
     throw ();

extern char *strncpy (char *__restrict __dest,
                      __const char *__restrict __src, size_t __n) throw ();


extern char *strcat (char *__restrict __dest, __const char *__restrict __src)
     throw ();

extern char *strncat (char *__restrict __dest, __const char *__restrict __src,
                      size_t __n) throw ();


extern int strcmp (__const char *__s1, __const char *__s2)
     throw () __attribute__ ((__pure__));

extern int strncmp (__const char *__s1, __const char *__s2, size_t __n)
     throw () __attribute__ ((__pure__));


extern int strcoll (__const char *__s1, __const char *__s2)
     throw () __attribute__ ((__pure__));

extern size_t strxfrm (char *__restrict __dest,
                       __const char *__restrict __src, size_t __n) throw ();

# 120 "/usr/include/string.h" 3
extern char *strdup (__const char *__s) throw () __attribute__ ((__malloc__));
# 155 "/usr/include/string.h" 3
extern char *strchr (__const char *__s, int __c) throw () __attribute__ ((__pure__));

extern char *strrchr (__const char *__s, int __c) throw () __attribute__ ((__pure__));

# 167 "/usr/include/string.h" 3
extern size_t strcspn (__const char *__s, __const char *__reject)
     throw () __attribute__ ((__pure__));


extern size_t strspn (__const char *__s, __const char *__accept)
     throw () __attribute__ ((__pure__));

extern char *strpbrk (__const char *__s, __const char *__accept)
     throw () __attribute__ ((__pure__));

extern char *strstr (__const char *__haystack, __const char *__needle)
     throw () __attribute__ ((__pure__));

# 189 "/usr/include/string.h" 3
extern char *strtok (char *__restrict __s, __const char *__restrict __delim)
     throw ();



extern char *__strtok_r (char *__restrict __s,
                         __const char *__restrict __delim,
                         char **__restrict __save_ptr) throw ();

extern char *strtok_r (char *__restrict __s, __const char *__restrict __delim,
                       char **__restrict __save_ptr) throw ();
# 220 "/usr/include/string.h" 3
extern size_t strlen (__const char *__s) throw () __attribute__ ((__pure__));

# 231 "/usr/include/string.h" 3
extern char *strerror (int __errnum) throw ();



extern char *__strerror_r (int __errnum, char *__buf, size_t __buflen) throw ();
extern char *strerror_r (int __errnum, char *__buf, size_t __buflen) throw ();




extern void __bzero (void *__s, size_t __n) throw ();



extern void bcopy (__const void *__src, void *__dest, size_t __n) throw ();


extern void bzero (void *__s, size_t __n) throw ();


extern int bcmp (__const void *__s1, __const void *__s2, size_t __n)
     throw () __attribute__ ((__pure__));


extern char *index (__const char *__s, int __c) throw () __attribute__ ((__pure__));


extern char *rindex (__const char *__s, int __c) throw () __attribute__ ((__pure__));



extern int __ffs (int __i) throw () __attribute__ ((const));
extern int ffs (int __i) throw () __attribute__ ((const));



# 276 "/usr/include/string.h" 3
extern int __strcasecmp (__const char *__s1, __const char *__s2)
     throw () __attribute__ ((__pure__));
extern int strcasecmp (__const char *__s1, __const char *__s2)
     throw () __attribute__ ((__pure__));


extern int strncasecmp (__const char *__s1, __const char *__s2, size_t __n)
     throw () __attribute__ ((__pure__));
# 300 "/usr/include/string.h" 3
extern char *strsep (char **__restrict __stringp,
                     __const char *__restrict __delim) throw ();
# 369 "/usr/include/string.h" 3
}

# 3 "test.cpp" 2

# 34 "/usr/include/stdlib.h" 1 3

extern "C" {

# 94 "/usr/include/stdlib.h" 3
typedef struct
  {
    int quot;
    int rem;
  } div_t;



typedef struct
  {
    long int quot;
    long int rem;
  } ldiv_t;
# 133 "/usr/include/stdlib.h" 3
extern size_t __ctype_get_mb_cur_max (void) throw ();



extern double atof (__const char *__nptr) throw () __attribute__ ((__pure__));

extern int atoi (__const char *__nptr) throw () __attribute__ ((__pure__));

extern long int atol (__const char *__nptr) throw () __attribute__ ((__pure__));



__extension__ extern long long int atoll (__const char *__nptr)
     throw () __attribute__ ((__pure__));



extern double strtod (__const char *__restrict __nptr,
                      char **__restrict __endptr) throw ();

# 163 "/usr/include/stdlib.h" 3
extern long int strtol (__const char *__restrict __nptr,
                        char **__restrict __endptr, int __base) throw ();

extern unsigned long int strtoul (__const char *__restrict __nptr,
                                  char **__restrict __endptr, int __base)
     throw ();



__extension__
extern long long int strtoq (__const char *__restrict __nptr,
                             char **__restrict __endptr, int __base) throw ();

__extension__
extern unsigned long long int strtouq (__const char *__restrict __nptr,
                                       char **__restrict __endptr, int __base)
     throw ();






__extension__
extern long long int strtoll (__const char *__restrict __nptr,
                              char **__restrict __endptr, int __base) throw ();

__extension__
extern unsigned long long int strtoull (__const char *__restrict __nptr,
                                        char **__restrict __endptr, int __base)
     throw ();
# 250 "/usr/include/stdlib.h" 3
extern double __strtod_internal (__const char *__restrict __nptr,
                                 char **__restrict __endptr, int __group)
     throw ();
extern float __strtof_internal (__const char *__restrict __nptr,
                                char **__restrict __endptr, int __group)
     throw ();
extern long double __strtold_internal (__const char *__restrict __nptr,
                                       char **__restrict __endptr,
                                       int __group) throw ();

extern long int __strtol_internal (__const char *__restrict __nptr,
                                   char **__restrict __endptr,
                                   int __base, int __group) throw ();



extern unsigned long int __strtoul_internal (__const char *__restrict __nptr,
                                             char **__restrict __endptr,
                                             int __base, int __group) throw ();




__extension__
extern long long int __strtoll_internal (__const char *__restrict __nptr,
                                         char **__restrict __endptr,
                                         int __base, int __group) throw ();



__extension__
extern unsigned long long int __strtoull_internal (__const char *
                                                   __restrict __nptr,
                                                   char **__restrict __endptr,
                                                   int __base, int __group)
     throw ();
# 385 "/usr/include/stdlib.h" 3
extern char *l64a (long int __n) throw ();


extern long int a64l (__const char *__s) throw () __attribute__ ((__pure__));



# 28 "/usr/include/sys/types.h" 1 3
extern "C" {




typedef __u_char u_char;
typedef __u_short u_short;
typedef __u_int u_int;
typedef __u_long u_long;
typedef __quad_t quad_t;
typedef __u_quad_t u_quad_t;
typedef __fsid_t fsid_t;


typedef __loff_t loff_t;



typedef __ino_t ino_t;
# 58 "/usr/include/sys/types.h" 3
typedef __dev_t dev_t;




typedef __gid_t gid_t;




typedef __mode_t mode_t;




typedef __nlink_t nlink_t;




typedef __uid_t uid_t;





typedef __off_t off_t;
# 96 "/usr/include/sys/types.h" 3
typedef __pid_t pid_t;




typedef __id_t id_t;




typedef __ssize_t ssize_t;




typedef __daddr_t daddr_t;
typedef __caddr_t caddr_t;



typedef __key_t key_t;
# 127 "/usr/include/sys/types.h" 3
# 71 "/usr/include/time.h" 1 3
typedef __time_t time_t;

# 82 "/usr/include/time.h" 3
typedef __clockid_t clockid_t;

# 93 "/usr/include/time.h" 3
typedef __timer_t timer_t;

# 127 "/usr/include/sys/types.h" 2 3
# 141 "/usr/include/sys/types.h" 3



typedef unsigned long int ulong;
typedef unsigned short int ushort;
typedef unsigned int uint;
# 184 "/usr/include/sys/types.h" 3
typedef int int8_t __attribute__ ((__mode__ (__QI__)));
typedef int int16_t __attribute__ ((__mode__ (__HI__)));
typedef int int32_t __attribute__ ((__mode__ (__SI__)));
typedef int int64_t __attribute__ ((__mode__ (__DI__)));


typedef unsigned int u_int8_t __attribute__ ((__mode__ (__QI__)));
typedef unsigned int u_int16_t __attribute__ ((__mode__ (__HI__)));
typedef unsigned int u_int32_t __attribute__ ((__mode__ (__SI__)));
typedef unsigned int u_int64_t __attribute__ ((__mode__ (__DI__)));

typedef int register_t __attribute__ ((__mode__ (__word__)));











# 38 "/usr/include/endian.h" 1 3
# 207 "/usr/include/sys/types.h" 2 3



# 32 "/usr/include/sys/select.h" 1 3



# 23 "/usr/include/bits/sigset.h" 1 3
typedef int __sig_atomic_t;




typedef struct
  {
    unsigned long int __val[(1024 / (8 * sizeof (unsigned long int)))];
  } __sigset_t;

# 35 "/usr/include/sys/select.h" 2 3




# 105 "/usr/include/time.h" 1 3
struct timespec
  {
    long int tv_sec;
    long int tv_nsec;
  };

# 39 "/usr/include/sys/select.h" 2 3

extern "C" {





struct timeval;

typedef __fd_mask fd_mask;


typedef __fd_set fd_set;


# 74 "/usr/include/sys/select.h" 3
extern int select (int __nfds, __fd_set *__restrict __readfds,
                   __fd_set *__restrict __writefds,
                   __fd_set *__restrict __exceptfds,
                   struct timeval *__restrict __timeout) throw ();

# 92 "/usr/include/sys/select.h" 3
}

# 210 "/usr/include/sys/types.h" 2 3



# 224 "/usr/include/sys/types.h" 3
typedef __blkcnt_t blkcnt_t;



typedef __fsblkcnt_t fsblkcnt_t;



typedef __fsfilcnt_t fsfilcnt_t;
# 256 "/usr/include/sys/types.h" 3
}

# 392 "/usr/include/stdlib.h" 2 3






extern int32_t random (void) throw ();


extern void srandom (unsigned int __seed) throw ();





extern char *initstate (unsigned int __seed, char *__statebuf,
                        size_t __statelen) throw ();



extern char *setstate (char *__statebuf) throw ();







struct random_data
  {
    int32_t *fptr;
    int32_t *rptr;
    int32_t *state;
    int rand_type;
    int rand_deg;
    int rand_sep;
    int32_t *end_ptr;
  };

extern int random_r (struct random_data *__restrict __buf,
                     int32_t *__restrict __result) throw ();

extern int srandom_r (unsigned int __seed, struct random_data *__buf) throw ();

extern int initstate_r (unsigned int __seed, char *__restrict __statebuf,
                        size_t __statelen,
                        struct random_data *__restrict __buf) throw ();

extern int setstate_r (char *__restrict __statebuf,
                       struct random_data *__restrict __buf) throw ();





extern int rand (void) throw ();

extern void srand (unsigned int __seed) throw ();



extern int rand_r (unsigned int *__seed) throw ();







extern double drand48 (void) throw ();
extern double erand48 (unsigned short int __xsubi[3]) throw ();


extern long int lrand48 (void) throw ();
extern long int nrand48 (unsigned short int __xsubi[3]) throw ();


extern long int mrand48 (void) throw ();
extern long int jrand48 (unsigned short int __xsubi[3]) throw ();


extern void srand48 (long int __seedval) throw ();
extern unsigned short int *seed48 (unsigned short int __seed16v[3]) throw ();
extern void lcong48 (unsigned short int __param[7]) throw ();


struct drand48_data
  {
    unsigned short int x[3];
    unsigned short int a[3];
    unsigned short int c;
    unsigned short int old_x[3];
    int init;
  };



extern int drand48_r (struct drand48_data *__restrict __buffer,
                      double *__restrict __result) throw ();
extern int erand48_r (unsigned short int __xsubi[3],
                      struct drand48_data *__restrict __buffer,
                      double *__restrict __result) throw ();


extern int lrand48_r (struct drand48_data *__restrict __buffer,
                      long int *__restrict __result) throw ();
extern int nrand48_r (unsigned short int __xsubi[3],
                      struct drand48_data *__restrict __buffer,
                      long int *__restrict __result) throw ();


extern int mrand48_r (struct drand48_data *__restrict __buffer,
                      long int *__restrict __result) throw ();
extern int jrand48_r (unsigned short int __xsubi[3],
                      struct drand48_data *__restrict __buffer,
                      long int *__restrict __result) throw ();


extern int srand48_r (long int __seedval, struct drand48_data *__buffer)
     throw ();

extern int seed48_r (unsigned short int __seed16v[3],
                     struct drand48_data *__buffer) throw ();

extern int lcong48_r (unsigned short int __param[7],
                      struct drand48_data *__buffer) throw ();
# 526 "/usr/include/stdlib.h" 3
extern void *malloc (size_t __size) throw () __attribute__ ((__malloc__));

extern void *calloc (size_t __nmemb, size_t __size)
     throw () __attribute__ ((__malloc__));





extern void *realloc (void *__ptr, size_t __size) throw () __attribute__ ((__malloc__));

extern void free (void *__ptr) throw ();



extern void cfree (void *__ptr) throw ();




# 26 "/usr/include/alloca.h" 1 3

extern "C" {





extern void *alloca (size_t __size) throw ();





}

# 546 "/usr/include/stdlib.h" 2 3




extern void *valloc (size_t __size) throw () __attribute__ ((__malloc__));
# 560 "/usr/include/stdlib.h" 3
extern void abort (void) throw () __attribute__ ((__noreturn__));



extern int atexit (void (*__func) (void)) throw ();




extern int __on_exit (void (*__func) (int __status, void *__arg), void *__arg)
     throw ();
extern int on_exit (void (*__func) (int __status, void *__arg), void *__arg)
     throw ();





extern void exit (int __status) throw () __attribute__ ((__noreturn__));

# 588 "/usr/include/stdlib.h" 3
extern char *getenv (__const char *__name) throw ();



extern char *__secure_getenv (__const char *__name) throw ();





extern int putenv (char *__string) throw ();





extern int setenv (__const char *__name, __const char *__value, int __replace)
     throw ();


extern void unsetenv (__const char *__name) throw ();






extern int clearenv (void) throw ();
# 624 "/usr/include/stdlib.h" 3
extern char *mktemp (char *__template) throw ();






extern int mkstemp (char *__template) throw ();
# 640 "/usr/include/stdlib.h" 3
extern char *mkdtemp (char *__template) throw ();




extern int system (__const char *__command) throw ();


# 662 "/usr/include/stdlib.h" 3
extern char *realpath (__const char *__restrict __name,
                       char *__restrict __resolved) throw ();






typedef int (*__compar_fn_t) (__const void *, __const void *);








extern void *bsearch (__const void *__key, __const void *__base,
                      size_t __nmemb, size_t __size, __compar_fn_t __compar);



extern void qsort (void *__base, size_t __nmemb, size_t __size,
                   __compar_fn_t __compar);



extern int abs (int __x) throw () __attribute__ ((__const__));
extern long int labs (long int __x) throw () __attribute__ ((__const__));
# 700 "/usr/include/stdlib.h" 3
extern div_t div (int __numer, int __denom)
     throw () __attribute__ ((__const__));
extern ldiv_t ldiv (long int __numer, long int __denom)
     throw () __attribute__ ((__const__));
# 718 "/usr/include/stdlib.h" 3
extern char *ecvt (double __value, int __ndigit, int *__restrict __decpt,
                   int *__restrict __sign) throw ();




extern char *fcvt (double __value, int __ndigit, int *__restrict __decpt,
                   int *__restrict __sign) throw ();




extern char *gcvt (double __value, int __ndigit, char *__buf) throw ();


extern char *qecvt (long double __value, int __ndigit,
                    int *__restrict __decpt, int *__restrict __sign) throw ();
extern char *qfcvt (long double __value, int __ndigit,
                    int *__restrict __decpt, int *__restrict __sign) throw ();
extern char *qgcvt (long double __value, int __ndigit, char *__buf) throw ();





extern int ecvt_r (double __value, int __ndigit, int *__restrict __decpt,
                   int *__restrict __sign, char *__restrict __buf,
                   size_t __len) throw ();
extern int fcvt_r (double __value, int __ndigit, int *__restrict __decpt,
                   int *__restrict __sign, char *__restrict __buf,
                   size_t __len) throw ();

extern int qecvt_r (long double __value, int __ndigit,
                    int *__restrict __decpt, int *__restrict __sign,
                    char *__restrict __buf, size_t __len) throw ();
extern int qfcvt_r (long double __value, int __ndigit,
                    int *__restrict __decpt, int *__restrict __sign,
                    char *__restrict __buf, size_t __len) throw ();






extern int mblen (__const char *__s, size_t __n) throw ();


extern int mbtowc (wchar_t *__restrict __pwc,
                   __const char *__restrict __s, size_t __n) throw ();


extern int wctomb (char *__s, wchar_t __wchar) throw ();



extern size_t mbstowcs (wchar_t *__restrict __pwcs,
                        __const char *__restrict __s, size_t __n) throw ();

extern size_t wcstombs (char *__restrict __s,
                        __const wchar_t *__restrict __pwcs, size_t __n)
     throw ();







extern int rpmatch (__const char *__response) throw ();
# 840 "/usr/include/stdlib.h" 3
extern int getloadavg (double __loadavg[], int __nelem) throw ();





}

# 4 "test.cpp" 2

class samp
{
 private:
  char *s;
 public:
  samp() { s = __null; }
  ~samp() { if(s) free(s); cout << "Freeing s" << endl;}
  void show() { cout << s << endl;
  void set(char *str);
};

void samp::set(char *str)
{
  s = (char*) malloc(strlen(str)+1);
  if(!s) {
    cout << "Allocation error" << endl;
    exit(3);
  }
  strcpy(s,str);
}

samp input()
{
  char s[80];
  samp str;
  cout << "Enter a string :: ";
  cin >> s;
  str.set(s);
  return str;
}

int main()
{
  samp obj;
  obj = input();
  cout << "Back in main" << endl;
  obj.show();
  return 0;
}


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