From: tmb@idiap.CH (Thomas M. Breuel)
Subject: GNU C++ 2.3.1 crash
Reply-To: tmb@idiap.ch
Organization: GNUs Not Usenet
Distribution: gnu
Date: Tue, 17 Nov 1992 05:02:07 GMT

arolla$ ngcc -v -c bar.cc
Reading specs from /sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/specs
gcc version 2.3.1
 /sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/cpp -lang-c++ -v -undef -D__GNUC__=2 -D__GNUG__=2 -D__cplusplus -Dsparc -Dsun -Dunix -D__sparc__ -D__sun__ -D__unix__ -D__sparc -D__sun -D__unix bar.cc /local/tmp/cca19293.i
GNU CPP version 2.3.1 (sparc)
 /sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/cc1plus /local/tmp/cca19293.i -quiet -dumpbase bar.cc -version -o /local/tmp/cca19293.s
GNU C++ version 2.3.1 (sparc) compiled by GNU C version 2.3.1.
ngcc: Internal compiler error: program cc1plus got fatal signal 11
arolla$

================================================================
# 1 "foo.cc"
# 1 "/sym/gnu/lib/g++-include/stream.h" 1 3



 


# 1 "/sym/gnu/lib/g++-include/iostream.h" 1 3
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 



#pragma interface




# 1 "/sym/gnu/lib/g++-include/streambuf.h" 1 3
 
 
 
 
 
 
 
 
 
 
 
 
 
 





#pragma interface


# 1 "/sym/gnu/lib/g++-include/_G_config.h" 1 3
  





















 












 





 
 

# 23 "/sym/gnu/lib/g++-include/streambuf.h" 2 3















class ostream; class streambuf; class backupbuf;





extern "C" int __underflow(streambuf*);
extern "C" int __overflow(streambuf*, int);

typedef long  streamoff;
typedef long  streampos;  

typedef unsigned long __fmtflags;
typedef unsigned char __iostate;

struct _ios_fields {  
    streambuf *_strbuf;
    ostream* _tie;
    int _width;
    __fmtflags _flags;
    char _fill;
    __iostate _state;
    unsigned short _precision;
};















enum state_value {
    _good = 0 ,
    _eof = 1 ,
    _fail = 2 ,
    _bad = 4  };
enum open_mode {
    input = 1 ,
    output = 2 ,
    atend = 4 ,
    append = 8  };


class ios : public _ios_fields {
  public:
    typedef __fmtflags fmtflags;
    typedef __iostate iostate;
    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  };
    enum seek_dir { beg, cur, end};
    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=0100000, unitbuf=020000, stdio=040000,
	   dont_close=0x80000000  
	   };

    ostream* tie() const { return _tie; }
    ostream* tie(ostream* val) { ostream* save=_tie; _tie=val; return save; }

     
    char fill() const { return _fill; }
    char fill(char newf) { char 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 & mask;
	_flags &= ~mask; return oldbits; }
    int width() const { return _width; }
    int width(int val) { int save = _width; _width = val; return save; }

    static const unsigned long basefield;
    static const unsigned long adjustfield;
    static const unsigned long floatfield;

    streambuf* rdbuf() const { return _strbuf; }
    void clear(iostate state = 0) { _state = state; }
    void set(iostate flag) { _state |= flag; }  
    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; }
    int rdstate() const { return _state; }
    operator void*() const { return fail() ? (void*)0 : (void*)(-1); }
    int operator!() const { return fail(); }


    void unset(state_value flag) { _state &= ~flag; }
    void close();
    int is_open();
    int readable();
    int writable();


  protected:
    ios(streambuf* sb = 0, ostream* tie = 0);
    ~ios();
};




typedef ios::seek_dir _seek_dir;


 
 
 
 
 



















 
 
class streammarker {
    friend class streambuf;



    friend int __underflow(streambuf*);

    struct streammarker *_next;   
    streambuf *_sbuf;  
    streampos _spos;  
    void set_streampos(streampos sp) { _spos = sp; }
    void set_offset(int offset) { _pos = offset; _spos = (streampos)(-2); }
     
     
    int _pos;
  public:
    streammarker(streambuf *sb);
    ~streammarker();
    int saving() { return  _spos == -2; }
    int delta(streammarker&);
    int delta();
};

struct __streambuf {
     
    int _flags;		 
    char* _gptr;	 
    char* _egptr;	 
    char* _eback;	 
    char* _pbase;	 
    char* _pptr;	 
    char* _epptr;	 
    char* _base;	 
    char* _ebuf;	 
    struct streambuf *_chain;

     
    friend class streammarker;
    char *_other_gbase;  
    char *_aux_limit;   
    char *_other_egptr;  
    streammarker *_markers;


     
    unsigned short _cur_column;
    char _unused;
    char _shortbuf[1];
};

extern unsigned __adjust_column(unsigned start, const char *line, int count);

struct streambuf : private __streambuf {
    friend class ios;
    friend class istream;
    friend class ostream;
    friend class streammarker;



    friend int __underflow(streambuf*);

  protected:
    static streambuf* _list_all;  
    streambuf*& xchain() { return _chain; }
    void _un_link();
    void _link_in();
    char* gptr() const { return _gptr; }
    char* pptr() const { return _pptr; }
    char* egptr() const { return _egptr; }
    char* epptr() const { return _epptr; }
    char* pbase() const { return _pbase; }
    char* eback() const { return _eback; }
    char* ebuf() const { return _ebuf; }
    char* base() const { return _base; }
    void xput_char(char c) { *_pptr++ = 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) { _gptr += n; }
    void pbump(int n) { _pptr += n; }
    void setb(char* b, char* eb, int a=0);
    void setp(char* p, char* ep) { _pbase=_pptr=p; _epptr=ep; }
    void setg(char* eb, char* g, char *eg) { _eback=eb; _gptr=g; _egptr=eg; }
    char *shortbuf() { return _shortbuf; }

    int in_backup() { return _flags & 0x100 ; }
     
    char *Gbase() { return in_backup() ? _other_gbase : _eback; }
     
    char *eGptr() { return in_backup() ? _other_egptr : _egptr; }
     
    char *Bbase() { return in_backup() ? _eback : _other_gbase; }
    char *Bptr() { return _aux_limit; }
     
    char *eBptr() { return in_backup() ? _egptr : _other_egptr; }
    char *Nbase() { return _other_gbase; }
    char *eNptr() { return _other_egptr; }
    int have_backup() { return _other_gbase != ((void*)0) ; }
    int have_markers() { return _markers != ((void*)0) ; }
    int _least_marker();
    void switch_to_main_get_area();
    void switch_to_backup_area();
    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 int underflow() = 0;  
    virtual int overflow(int c = (-1) ) = 0;  
    virtual int doallocate();
    virtual streampos seekoff(streamoff, _seek_dir, int mode=ios::in|ios::out);
    virtual streampos seekpos(streampos pos, int mode = ios::in|ios::out);
    int seekmark(streammarker& mark, int delta = 0);
    int sputbackc(char c);
    int sungetc();
    virtual ~streambuf();
    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() == ((void*)0) ) doallocbuf(); }
    void doallocbuf();
    virtual int sync();
    virtual int pbackfail(int c);
    virtual int ungetfail();
    virtual streambuf* setbuf(char* p, int len);
    int in_avail() { return _egptr - _gptr; }
    int out_waiting() { return _pptr - _pbase; }
    virtual int sputn(const char* s, int n);
    int padn(char pad, int n);  
    virtual int sgetn(char* s, int n);
    int ignore(int);
    virtual int get_column();
    virtual int set_column(int);
    long sgetline(char* buf, int  n, char delim, int putback_delim);
    int sbumpc() {
	if (_gptr >= _egptr && __underflow(this) == (-1) ) return (-1) ;
	else return *(unsigned char*)_gptr++; }
    int sgetc() {
	if (_gptr >= _egptr && __underflow(this) == (-1) ) return (-1) ;
	else return *(unsigned char*)_gptr; }
    int snextc() {
	if (++_gptr >= _egptr && __underflow(this) == (-1) ) return (-1) ;
	else return *(unsigned char*)_gptr; }
    int sputc(int c) {
	if (_pptr >= _epptr) return __overflow(this, (unsigned char)c);
	return *_pptr++ = c, (unsigned char)c; }
    void stossc() { if (_gptr < _egptr) _gptr++; }
    int vscan(char const *fmt0, char *  ap, ios::iostate* = ((void*)0) );
    int vform(char const *fmt0, char *  ap);




};

 
 

 
 
 
 

class backupbuf : public streambuf {
    friend class streammarker;
  protected:
    backupbuf(int flags=0) : streambuf(flags|0x4000 ) { }
  public:
    virtual int pbackfail(int c);
    virtual int underflow();
    virtual int overflow(int c = (-1) );
};

struct __file_fields {
    short _fileno;
    int _blksize;
    long   _offset;
 
};

class filebuf : public backupbuf {
  protected:
    struct __file_fields _fb;
    void init();
  public:
    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, int mode, int prot = 0664);
    virtual int underflow();
    virtual int overflow(int c = (-1) );
    int is_open() { return _fb._fileno >= 0; }
    int fd() { return is_open() ? _fb._fileno : (-1) ; }
    filebuf* close();
    virtual int doallocate();
    virtual streampos seekoff(streamoff, _seek_dir, int mode=ios::in|ios::out);
    int sputn(const char* s, int n);
    int sgetn(char* s, int n);
    virtual int sync();
  protected:  
 
    int is_reading() { return eback() != egptr(); }
    char* cur_ptr() { return is_reading() ?  gptr() : pptr(); }
     
    char* file_ptr() { return eGptr(); }
    int do_write(const char *data, int to_do);
    int do_flush() { return do_write(_pbase, _pptr-_pbase); }
     
    virtual int  sys_read(char* buf, int  size);
    virtual long   sys_seek(long  , _seek_dir);
    virtual int  sys_write(const void*, long);
    virtual int sys_stat(void*);  
    virtual int sys_close();
};


inline int ios::readable() { return !(rdbuf()->_flags & 4 ); }
inline int ios::writable() { return !(rdbuf()->_flags & 8 ); }
inline int ios::is_open() { return (rdbuf()->_flags & 4 +8 )
				!= 4 +8 ; }

inline ios::ios(streambuf* sb  , ostream* tie  ) {
		_tie = tie; _strbuf=sb; _state=0; _width=0; _fill=' ';
		_flags=ios::skipws; _precision=6; }
inline ios::~ios() {
    if (!(_flags & (unsigned int)ios::dont_close)) delete _strbuf; }


# 25 "/sym/gnu/lib/g++-include/iostream.h" 2 3


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

    ostream& write(const char *s, int n);
    ostream& write(const unsigned char *s, int n) { return write((const char*)s, n);}

    ostream& write(const signed char *s, int n) { return write((const char*)s, n);}

    ostream& write(const void *s, int 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, char *  args);
};

extern ostream& operator<<(ostream&, char c);
inline ostream& operator<<(ostream& os, unsigned char c)
{ return os << (char)c; }

extern ostream& operator<<(ostream &os, signed char c) { return os << (char)c;}

extern ostream& operator<<(ostream&, const char *s);
inline ostream& operator<<(ostream& os, const unsigned char *s)
{ return os << (const char*)s; }

inline ostream& operator<<(ostream& os, const signed char *s)
{ return os << (const char*)s; }

extern ostream& operator<<(ostream&, void *p);
extern ostream& operator<<(ostream&, int n);
extern ostream& operator<<(ostream&, long n);
extern ostream& operator<<(ostream&, unsigned int n);
extern ostream& operator<<(ostream&, unsigned long n);
inline ostream& operator<<(ostream& os, short n) {return os << (int)n;}
inline ostream& operator<<(ostream& os, unsigned short n)
{return os << (unsigned int)n;}
extern ostream& operator<<(ostream&, float n);
extern ostream& operator<<(ostream&, double n);
inline ostream& operator<<(ostream& os, __omanip func) { return (*func)(os); }
inline ostream& operator<<(ostream& os, __manip func) {(*func)(os); return os;}
extern ostream& operator<<(ostream&, streambuf*);

class istream : public ios
{
    int  _gcount;

    int _skip_ws();
  public:
    istream() { _gcount = 0; }
    istream(streambuf* sb, ostream*tied=((void*)0) );
    streambuf* istreambuf() const { return _strbuf; }
    istream& get(char& c);
    istream& get(unsigned char& c) { return get((char&)c); }

    istream& get(signed char& c)  { return get((char&)c); }

    istream& read(char *ptr, int n);
    istream& read(unsigned char *ptr, int n) { return read((char*)ptr, n); }

    istream& read(signed char *ptr, int n) { return read((char*)ptr, n); }

    istream& read(void *ptr, int n) { return read((char*)ptr, n); }
     
    istream& getline(char* ptr, int len, char delim = '\n');
    istream& get(char* ptr, int len, char delim = '\n');
    istream& get(streambuf& sb, char delim = '\n');
    istream& gets(char **s, char delim = '\n');
    int ipfx(int need) {
	if (!good()) { set(ios::failbit); return 0; }
	if (_tie && (need == 0 || rdbuf()->in_avail() < need)) _tie->flush();
	if (!need && (flags() & ios::skipws)) return _skip_ws();
	return 1;
    }
    int ipfx0() {  
	if (!good()) { set(ios::failbit); return 0; }
	if (_tie) _tie->flush();
	if (flags() & ios::skipws) return _skip_ws();
	return 1;
    }
    int ipfx1() {  
	if (!good()) { set(ios::failbit); return 0; }
	if (_tie && rdbuf()->in_avail() == 0) _tie->flush();
	return 1;
    }
    int get() { if (!ipfx1()) return (-1) ;
		int ch = _strbuf->sbumpc();
		if (ch == (-1) ) set(ios::eofbit);
		return ch; }
    int peek() { if (!ipfx1()) return (-1) ;
		int ch = _strbuf->sgetc();
		if (ch == (-1) ) set(ios::eofbit);
		return ch; }
    int  gcount() { return _gcount; }
    istream& ignore(int n=1, int delim = (-1) );
    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, char *  args);

    istream& unget(char ch) { return putback(ch); }
    int skip(int i);

};

extern istream& operator>>(istream&, char*);
inline istream& operator>>(istream& is, unsigned char* p)
{ return is >> (char*)p; }

inline istream& operator>>(istream& is, signed char*p) {return is >> (char*)p;}

extern istream& operator>>(istream&, char& c);
extern istream& operator>>(istream& s, unsigned char& c) {return s>>(char&)c;}

extern istream& operator>>(istream& s, signed char& c) {return s >> (char&)c;}

extern istream& operator>>(istream&, int&);
extern istream& operator>>(istream&, long&);
extern istream& operator>>(istream&, short&);
extern istream& operator>>(istream&, unsigned int&);
extern istream& operator>>(istream&, unsigned long&);
extern istream& operator>>(istream&, unsigned short&);
extern istream& operator>>(istream&, float&);
extern istream& operator>>(istream&, double&);
inline istream& operator>>(istream& is, __manip func) {(*func)(is); return is;}
inline istream& operator>>(istream& is, __imanip func) { return (*func)(is); }
extern istream& operator>>(istream&, streambuf*);

class iostream : public ios {
    int  _gcount;
  public:
    iostream() { _gcount = 0; }
    iostream(streambuf* sb, ostream*tied=((void*)0) );
    operator istream&() { return *(istream*)this; }
    operator ostream&() { return *(ostream*)this; }
     
    istream& get(char& c) { return ((istream*)this)->get(c); }
    istream& get(unsigned char& c) { return ((istream*)this)->get((char&)c); }

    istream& get(signed char& c) { return ((istream*)this)->get((char&)c); }

    istream& read(char *ptr, int n) { return ((istream*)this)->read(ptr, n); }
    istream& read(unsigned char *ptr, int n)
	{ return ((istream*)this)->read((char*)ptr, n); }

    istream& read(signed char *ptr, int n)
	{ return ((istream*)this)->read((char*)ptr, n); }

    istream& read(void *ptr, int n)
	{ return ((istream*)this)->read((char*)ptr, n); }
    istream& getline(char* ptr, int len, char delim = '\n')
	{ return ((istream*)this)->getline(ptr, len, delim); }
    istream& get(char* ptr, int len, char delim = '\n')
	{ return ((istream*)this)->get(ptr, len, delim); }
    istream& gets(char **s, char delim = '\n')
	{ return ((istream*)this)->gets(s, delim); }
    istream& ignore(int n=1, int delim = (-1) )
	{ return ((istream*)this)->ignore(n, delim); }
    int ipfx(int need) { return ((istream*)this)->ipfx(need); }
    int ipfx0()  { return ((istream*)this)->ipfx0(); }
    int ipfx1()  { return ((istream*)this)->ipfx1(); }
    int get() { return _strbuf->sbumpc(); }
    int peek() { return ipfx1() ? _strbuf->sgetc() : (-1) ; }
    int  gcount() { return _gcount; }
    istream& putback(char ch) { return ((istream*)this)->putback(ch); }
    istream& unget() { return ((istream*)this)->unget(); }
    istream& seekg(streampos pos) { return ((istream*)this)->seekg(pos); }
    istream& seekg(streamoff off, _seek_dir dir)
	{ return ((istream*)this)->seekg(off, dir); }
    streampos tellg() { return ((istream*)this)->tellg(); }
    istream& scan(const char *format ...);
    istream& vscan(const char *format, char *  args)
	{ return ((istream*)this)->vscan(format, args); }

    istream& unget(char ch) { return putback(ch); }


     
    int opfx() { return ((ostream*)this)->opfx(); }
    void osfx() { ((ostream*)this)->osfx(); }
    ostream& flush() { return ((ostream*)this)->flush(); }
    ostream& put(char c) { return ((ostream*)this)->put(c); }
    ostream& write(const char *s, int n)
	{ return ((ostream*)this)->write(s, n); }
    ostream& write(const unsigned char *s, int n)
	{ return ((ostream*)this)->write((const char*)s, n); }

    ostream& write(const signed char *s, int n)
	{ return ((ostream*)this)->write((const char*)s, n); }

    ostream& write(const void *s, int n)
	{ return ((ostream*)this)->write((const char*)s, n); }
    ostream& form(const char *format ...);
    ostream& vform(const char *format, char *  args)
	{ return ((ostream*)this)->vform(format, args); }
    ostream& seekp(streampos pos) { return ((ostream*)this)->seekp(pos); }
    ostream& seekp(streamoff off, _seek_dir dir)
	{ return ((ostream*)this)->seekp(off, dir); }
    streampos tellp() { return ((ostream*)this)->tellp(); }
};

extern istream cin;
extern ostream cout, cerr, clog;  

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; }


# 7 "/sym/gnu/lib/g++-include/stream.h" 2 3


extern char* form(const char*, ...);

extern char* dec(long, int=0);
extern char* dec(int, int=0);
extern char* dec(unsigned long, int=0);
extern char* dec(unsigned int, int=0);

extern char* hex(long, int=0);
extern char* hex(int, int=0);
extern char* hex(unsigned long, int=0);
extern char* hex(unsigned int, int=0);

extern char* oct(long, int=0);
extern char* oct(int, int=0);
extern char* oct(unsigned long, int=0);
extern char* oct(unsigned int, int=0);

inline istream& WS(istream& str) { return ws(str); }


# 1 "foo.cc" 2


extern "C" {
# 1 "winlib.h" 1
 








extern int wininit ( void );
extern int winid ( int n );
extern int winsetcolor ( int n, char *name );
extern int winsetgrey ( int n, double v );
extern int winsetwidth ( int n, int w );
extern int winsetfont ( int n, char *s );
extern int winmake ( int n, char *name, int w, int h );
extern int winflush ( void );
extern int winsynchronize ( int onoff );
extern int winsync ( void );
extern int winclear ( int n );
extern int winpoint ( int n, int x, int y );
extern int winline ( int n, int x0, int y0, int x1, int y1 );
extern int winrect ( int n, int x0, int y0, int x1, int y1 );
extern int winfrect ( int n, int x0, int y0, int x1, int y1 );
extern int winpoly ( int n, struct Points *points, int r );
extern int wintext ( int n, int x, int y, char *s );
extern int winlabel ( int n, int x, int y, char *s );
extern int winbclick ( int n, int *b, int *x, int *y );
extern int winclick ( int n, int *x, int *y );
extern int wininput ( int n, int *b, int *x, int *y, char **s );
extern int windiscardinput ( int n );
extern int wingetline ( int n, int *b, int *x0, int *y0, int *x1, int *y1 );
extern int wingetrect ( int n, int *b, int *x0, int *y0, int *x1, int *y1 );
extern int wingetpoly ( int n, int *b, int *xs, int *ys, int *m );
extern int winfidraw ( int n, int wx, int wy, float **data, int w, int h, int x, int y );
extern int winucidraw ( int n, int wx, int wy, unsigned char **data, int w, int h, int x, int y );
extern int winbipaint ( int n, unsigned char **image, int w, int h, int x, int y );

# 70 "winlib.h"


# 4 "foo.cc" 2

}

# 1 "Art.h" 1
 





extern "C" { void abort(); }












 
 
 

template <class T>
class Art {
protected:
	int mark_temp;
	T *data;
	int dims[1];
	void constructor(int d) {
		if(d<0) abort() ;
		mark_temp=0;
		dims[0]=d;
		if(d>0) {
			data=new T[d];
			if(!data) abort() ;
		} else data=0;
		 
	}
	void destructor() {
		if(!data) return;
		delete [] data;
		mark_temp=0;
		data=0;
		dims[0]=0;
	 }
	void copy(Art &other) {
		int d0=dims[0]<?other.dims[0];
		for(int i=0;i<d0;i++) data[i]=other.data[i];
	}
public:
	void copyclear(Art &other) {
		dims[0]=other.dims[0];
		data=other.data;
		other.dims[0]=0;
		other.data=0;
	}
private:
	void copyconstructor(Art &other) {
		mark_temp=0;
		if(other.mark_temp) {
			copyclear(other);
		} else {
			constructor(other.dims[0]);
			copy(other);
		}
	}
 public:
	Art() {constructor(0);}
	Art(int d) {constructor(d);}
	Art(Art &other) {copyconstructor(other);}
	~Art() {destructor();}
	 
	Art &operator=(Art &other) {
		destructor();
		copyconstructor(other);
		return *this;
	}
	int dim(int i) {return dims[i];}
	T &operator()(int i) {
		if(unsigned(i)>=unsigned(dims[0])) abort()  ;
		return data[i];
	}
	T &sub(int i) {return data[i];}
	void resize(int nd) {
		if(nd<0) abort() ;
		Art t(nd);
		int limit=nd<?dims[0];
		for(int i=0;i<limit;i++) t.data[i]=data[i];
		t.mark_temp=1;
		*this=t;
	}
	Art &temp() { mark_temp=1; return *this; }
	T *pointer() {return data;}
	void fill(T value) {for(int i=0;i<dims[0];i++) data[i]=value;}

	int length() {return dims[0];}
	T &operator[](int i) {return operator()(i);}
};

 
 
 

 
 

template <class T>
class Stk {
protected:
	Art<T> stack;
	int fill;
public:
	Stk() {stack.resize(4); fill=0;}
	Stk(Stk &other) {
		stack=other.stack;
		fill=other.fill;
	}
	int dim(int i) {return stack.dim(i);}
	void push(T &element) {
		if(fill>=stack.dim(0)) stack.resize(2*fill);
		stack.sub(fill++)=element;
	}
	T &tos() {
		return stack(fill-1);
	}
	T &pop() {
		return stack(--fill);
	}
	T &operator()(int i) {return stack(i);}
	T &sub(int i) {return stack.sub(i);}
	void clear() {
		stack.resize(0);
		stack.resize(4);
		fill=0;
	}
	void compact() {
		stack.resize(fill+1);
	}
	Stk temp() { stack.temp(); return *this; }
	T *pointer() {return stack.pointer();}
	operator Art<T>&() {return stack;}

	int length() {return fill;}
	T &operator[](int i) {return operator()(i);}
};

 
 
 

template <class T>
class Art2 {
protected:
	int mark_temp;
	T **data;
	int dims[2];
	int total_length;
	void constructor(int d0,int d1) {
		if(d0<0||d1<0) abort() ;
		mark_temp=0;
		dims[0]=d0;
		dims[1]=d1;
		total_length=dims[0]*dims[1];
		if(d0>0) {
			data=new T*[d0];
			if(!data) abort() ;
		} else data=0;
		if(d0>0&&d1>0) {
			T *p=new T[d0*d1];
			if(!p) abort() ;
			for(int i=0;i<d0;i++) data[i]=p+i*d1;
			 
		}
	}
	void destructor() {
		if(dims[0]<1) return;
		if(!data) return;
		delete [] data[0];
		delete [] data;
		mark_temp=0;
		data=0;
		dims[0]=0;
		dims[1]=0;
	}
	void copy(Art2 &other) {
		int d0=dims[0]<?other.dims[0];
		int d1=dims[1]<?other.dims[1];
		for(int i=0;i<d0;i++) for(int j=0;j<d1;j++)
			data[i][j]=other.data[i][j];
	}
public:
	void copyclear(Art2 &other) {
		dims[0]=other.dims[0];
		dims[1]=other.dims[1];
		total_length=dims[0]*dims[1];
		data=other.data;
		other.dims[0]=0;
		other.dims[1]=0;
		other.total_length=0;
		other.data=0;
	}
private:
	void copyconstructor(Art2 &other) {
		mark_temp=0;
		if(other.mark_temp) {
			copyclear(other);
		} else {
			constructor(other.dims[0],other.dims[1]);
			copy(other);
		}
	}
 public:
	Art2() {constructor(0,0);}
	Art2(int d0,int d1) {constructor(d0,d1);}
	Art2(Art2 &other) {copyconstructor(other);}
	~Art2() {destructor();}
	 
	Art2 &operator=(Art2 &other) {
		destructor();
		copyconstructor(other);
		return *this;
	}
	int dim(int i) {return dims[i];}
	T &operator()(int i,int j) {
		if(unsigned(i)>=unsigned(dims[0])||unsigned(j)>=unsigned(dims[1]))
			abort() ; 
		return data[i][j];
	}
	T &sub(int i,int j) {return data[i][j];}
	void resize(int nd0,int nd1) {
		if(nd0<0||nd1<0) abort() ;
		Art2 t(nd0,nd1);
		int limit0=nd0<?dims[0];
		int limit1=nd1<?dims[1];
		for(int i=0;i<limit0;i++) for(int j=0;j<limit1;j++) t.data[i][j]=data[i][j];
		t.mark_temp=1;
		*this=t;
	}
	Art2 &temp() { mark_temp=1; return *this; }
	T **pointer() {return data;}
	void fill(T value) {
		for(int i=0;i<dims[0];i++) for(int j=0;j<dims[1];j++)
			data[i][j]=value;
	}

	 

	int length() {return total_length;}
	T &sub(int i) {return data[0][i];}
	T &operator()(int i) {
		if(unsigned(i)>=total_length) abort() ; 
		return data[0][i];
	}
};

template <class T>
inline void art_swap(T &x,T &y) {
	T temp = x;
	x = y;
	y = temp;
}

template <class T>
inline void reverse(Art<T> &a) {
	int i;
	for(i=a.length()/2;i>=0;i--) art_swap(a.sub(i),a.sub(a.length()-i-1));
}

template <class T>
inline void reverse(Stk<T> &a) {
	reverse(a.stack);
}

template <class T>
inline void bag_remove(Stk<T> &a,T &element) {
	for(int i=0;i<a.length()-1;i++) {
		if(a(i)==element) {
			a.sub(i)=a.tos();
			a.pop();
		}
	}
	if(i<a.length()&&a.sub(i)==element) a.pop();
}

template <class T>
inline void ordered_remove(Stk<T> &a,T &element) {
	int source=0,dest=0;
	while(source<a.length()) {
		if(a(source)!=element) {
			a(dest)=a(source);
			dest++;
		}
		source++;
	}
	a.stack.resize(dest);
}

template <class T>
inline Art<T> concatenate(Art<T> &a,Art<T> &b) {
	int i,k;
	k=a.length();
	Art<T> result(k+b.length());
	for(i=0;i<a.length();i++) result.sub(i)=a.sub(i);
	for(i=0;i<b.length();i++) result.sub(i+k)=b.sub(i);
	return result.temp();
}

template <class T>
inline Stk<T> concatenate(Stk<T> &a,Stk<T> &b) {
	int i;
	Stk<T> result;
	for(i=0;i<a.length();i++) result.push(a.sub(i));
	for(i=0;i<b.length();i++) result.push(b.sub(i));
	return result.temp();
}


# 7 "foo.cc" 2

# 1 "Geo.h" 1
 




# 1 "/sym/gnu/lib/g++-include/math.h" 1 3
 
 



















#pragma interface











# 64 "/sym/gnu/lib/g++-include/math.h" 3

extern "C" {

double  acos(double);
double  acosh(double);
double  asin(double);
double  asinh(double);
double  atan(double);
double  atan2(double, double);
double  atanh(double);
double  cbrt(double);
double  ceil(double);
double  copysign(double,double);
double  cos(double);
double  cosh(double);
double  drem(double,double);
double  erf(double);
double  erfc(double);
double  exp(double);
double  expm1(double);
double  fabs(double);
double  finite(double);
double  floor(double);
double	fmod(double, double);
double  frexp(double, int*);
double  gamma(double);
double  hypot(double,double);
double  infnan(int);

 
int     isinf(double);
int     isnan(double);

double  j0(double);
double  j1(double);
double  jn(int, double);
double  ldexp(double, int);
double  lgamma(double);
double  log(double);
double  log10(double);
double  log1p(double);
double  logb(double);
double  modf(double, double*);
double  pow(double, double);
double  rint(double);
double  scalb(double, int);
double  sin(double);
double  sinh(double);
double  sqrt(double);
double  tan(double);
double  tanh(double);
double  y0(double);
double  y1(double);
double  yn(int, double);

double aint(double);
double anint(double);
int irint(double);
int nint(double);
}



 

 


struct libm_exception
{
  int type;
  char* name;
  double arg1, arg2, retval;
};








extern "C" int matherr(libm_exception*);



# 1 "/sym/gnu/lib/g++-include/values.h" 1 3
 
 











































# 57 "/sym/gnu/lib/g++-include/values.h" 3















# 166 "/sym/gnu/lib/g++-include/values.h" 3









# 150 "/sym/gnu/lib/g++-include/math.h" 2 3


 






 






 

















































# 6 "Geo.h" 2


extern "C" {
void abort();
}










 
 
 

template <class T,int n>
class vec {
protected:
	T v[n];
public:
	int length() {return n;}
	int dim(int) {return n;}
	vec() {}
	vec(T v0) { v[0]=v0; }
	vec(T v0,T v1) { v[0]=v0; v[1]=v1; }
	vec(T v0,T v1,T v2) { v[0]=v0; v[1]=v1; v[2]=v2; }
	vec(T v0,T v1,T v2,T v3) { v[0]=v0; v[1]=v1; v[2]=v2; v[3]=v3; }
	vec(T v0,T v1,T v2,T v3,T v4) { v[0]=v0; v[1]=v1; v[2]=v2; v[3]=v3; v[4]=v4; }
	
	T &operator[](int i) {return v[i];}
	T &sub(int i) {return v[i];}
	T &operator()(int i) {
		if(unsigned(i)>=n) abort(); 
		return v[i];
	}

	 
	 
	 
	 
	 
	 
	 
	 
	 

	 
	T operator*(vec &other) {
		T result=0;
		for(int i=0;i<n;i++) result=result+sub(i)*other.sub(i);
		return result;
	}

	 
	vec operator-() {
		vec result;
		for(int i=0;i<n;i++) result.sub(i)= -sub(i);
		return result;
	}
	vec operator*(T other) {
		vec result;
		for(int i=0;i<n;i++) result.sub(i)=sub(i)*other;
		return result;
	}
	vec operator/(T other) {
		vec result;
		for(int i=0;i<n;i++) result.sub(i)=sub(i)/other;
		return result;
	}
	vec operator+(vec &other) {
		vec result;
		for(int i=0;i<n;i++) result.sub(i)=sub(i)+other.sub(i);
		return result;
	}
	vec operator-(vec &other) {
		vec result;
		for(int i=0;i<n;i++) result.sub(i)=sub(i)-other.sub(i);
		return result;
	}
	vec operator<?(vec &other) {
		vec result;
		for(int i=0;i<n;i++) result.sub(i)=sub(i)<?other.sub(i);
		return result;
	}
	vec operator>?(vec &other) {
		vec result;
		for(int i=0;i<n;i++) result.sub(i)=sub(i)>?other.sub(i);
		return result;
	}

	 
	int operator==(vec &other) {
		for(int i=0;i<n;i++) if(sub(i)!=other.sub(i)) return 0;
		return 1;
	}
	int operator!=(vec &other) {
		for(int i=0;i<n;i++) if(sub(i)!=other.sub(i)) return 1;
		return 0;
	}
	int operator<(vec &other) {
		for(int i=0;i<n;i++) if(sub(i)>=other.sub(i)) return 0;
		return 1;
	}
	int operator>(vec &other) {
		for(int i=0;i<n;i++) if(sub(i)<=other.sub(i)) return 0;
		return 1;
	}
	int operator<=(vec &other) {
		for(int i=0;i<n;i++) if(sub(i)>other.sub(i)) return 0;
		return 1;
	}
	int operator>=(vec &other) {
		for(int i=0;i<n;i++) if(sub(i)<other.sub(i)) return 0;
		return 1;
	}
};

template <class T>
inline float euclidean_norm(T &v) {
	float total=0.0;
	for(int i=0;i<v.dim(0);i++) total+=v(i)*v(i);
	return sqrt(total);
}

template <class T>
inline float euclidean_distance(T &u,T &v) {
	float total=0.0;
	for(int i=0;i<u.dim(0);i++) {
		float d=u(i)-v(i);
		total+=d*d;
	}
	return sqrt(total);
}

 
 
 

template <class T,int n>
class mat:vec<T,n*n> {
protected:
public:
	int dim(int) {return n;}
	T &operator[](int i) {return v[i];}
	T &sub(int i,int j) {return v[i*n+j];}
	T &operator()(int i,int j) {
		if(unsigned(i)>=n||unsigned(j)>=n) abort(); 
		return sub(i,j);
	}
	mat operator*(mat &other) {
		mat result;
		for(int i=0;i<n;i++) for(int j=0;j<n;j++) {
			T total=0;
			for(int k=0;k<n;k++) total=total+sub(i,k)*other.sub(k,j);
			result.sub(i,j)=total;
		}
		return result;
	}
	vec<T,n> operator*(vec<T,n> &other) {
		vec<T,n> result;
		for(int i=0;i<n;i++) {
			T total=0;
			for(int k=0;k<n;k++) total=total+sub(i,k)*other.sub(k);
			result.sub(i)=total;
		}
		return result;
	}
};

 
 
 

typedef vec<float,2> vec2;
typedef vec<float,3> vec3;
typedef vec<float,4> vec4;

typedef mat<float,2> mat2;
typedef mat<float,3> mat3;
typedef mat<float,4> mat4;

typedef vec<int,2> ivec2;

 
 
 

 

inline float norm_angle(float p) {
	while(p<0) p+=2*       3.14159265358979323846 ; while(p>=2*       3.14159265358979323846 ) p-=2*       3.14159265358979323846 ; return p;
}
inline float norm_angle0(float p) {
	while(p<-       3.14159265358979323846 ) p+=2*       3.14159265358979323846 ; while(p>=       3.14159265358979323846 ) p-=2*       3.14159265358979323846 ; return p;
}
inline float norm_orientation(float p) {
	while(p<0) p+=       3.14159265358979323846 ; while(p>=       3.14159265358979323846 ) p-=       3.14159265358979323846 ; return p;
}
inline float norm_orientation0(float p) {
	while(p<-       3.14159265358979323846 /2) p+=       3.14159265358979323846 ; while(p>=       3.14159265358979323846 /2) p-=       3.14159265358979323846 ; return p;
}
inline float orientation_difference(float p,float q) {
	fabs(norm_orientation0(p-q));
}








 
 
 

 

inline vec2 cmul(vec2 &p,vec2 &q) {
	return vec2(p.sub(0)*q.sub(0)-p.sub(1)*q.sub(1),
		    p.sub(0)*q.sub(1)+p.sub(1)*q.sub(0));
}

inline vec2 cdiv(vec2 &p,vec2 &q) {
	float n=q*q;
	return vec2((p.sub(0)*q.sub(0)+p.sub(1)*q.sub(1))/n,
		    (p.sub(1)*q.sub(0)-p.sub(0)*q.sub(1))/n);
}

inline vec2 csqrt(vec2 &x) {
	if (x.sub(0)==0.0&&x.sub(1)==0.0)
		return vec2(0.0,0.0);
	else {
		float a=sqrt((fabs(x.sub(0))+hypot(x.sub(0),x.sub(1)))*0.5);
		float b=0.5*(x.sub(1)/a);
		if(x.sub(0)>0.0) return vec2(a, b);
		else if(x.sub(1)>=0.0) return vec2(a,b);
		else return vec2(-a,-b);
	}
}
inline vec2 cpow(vec2& x, double p) {
	float h=hypot(x.sub(0),x.sub(1));
	if (h<=0.0) abort();
	float lr=pow(h,p);
	float a=atan2(x.sub(1),x.sub(0));
	float li=p*a;
	return vec2(lr*cos(li),lr*sin(li));
}

 

inline float cross(vec2 p,vec2 q) {
	return p.sub(0)*q.sub(1)-p.sub(1)*q.sub(0);
}

 
 
 

struct TRS2 {
	vec2 t;
	vec2 r;
	TRS2(vec2 t=vec2(0.0,0.0),vec2 r=vec2(1.0,0.0)):t(t),r(r) {
	}
	vec2 operator()(vec2 &arg) {
		return cmul(r,arg)+t;
	}
	float rotation() {
		return atan2(r(1),r(0));
	}
};



# 8 "foo.cc" 2

# 1 "Counted.h" 1
 




# 1 "/sym/gnu/lib/g++-include/std.h" 1 3
 
 





















# 1 "/sym/gnu/lib/g++-include/stddef.h" 1 3


extern "C" {



# 1 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/stddef.h" 1 3




 






 




 


 





 

# 41 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/stddef.h" 3


 





 

 



















typedef int ptrdiff_t;








 




 

 





















typedef int size_t;












 




 




















 

typedef __wchar_t wchar_t;














 











 









 








# 7 "/sym/gnu/lib/g++-include/stddef.h" 2 3




}

# 24 "/sym/gnu/lib/g++-include/std.h" 2 3

# 1 "/sym/gnu/lib/g++-include/stdlib.h" 1 3







extern "C" {

int       abs(int);


void volatile abort(void);




double    atof(const char*);
int       atoi(const char*);
long      atol(const char*);

int       atexit(auto void (*p) (void));
int       bsearch (const void *, const void *, size_t, 
                   size_t, auto int (*ptf)(const void*, const void*));
void*     calloc(size_t, size_t);
void      cfree(void*);


void volatile exit(int);




char*     fcvt(double, int, int*, int*);
void      free(void*);
char*     getenv(const char*);
int       getopt(int, char * const *, const char*);
int       getpw(int, char*);
char*     gcvt(double, int, char*);
char*     ecvt(double, int, int*, int*);
extern char**   environ;

long      labs(long);
void*     malloc(size_t);
size_t    malloc_usable_size(void*);
int       putenv(const char*);
extern char*    optarg;
extern int      opterr;
extern int      optind;
void      qsort(void*, size_t, size_t, auto int (*ptf)(void*,void*));
int       rand(void);
void*     realloc(void*, size_t);
int       setkey(const char*);
int       srand(unsigned int);
double    strtod(const char*, char**);
long      strtol(const char*, char**, int);
unsigned long stroul(const char**, int);
int       system(const char*);

long      random(void);
void      srandom(int);
char*     setstate(char*);
char*     initstate(unsigned, char*, int);

double    drand48(void);
void      lcong48(short*);
long      jrand48(short*);
long      lrand48(void);
long      mrand48(void);
long      nrand48(short*);
short*    seed48(short*);
void      srand48(long);

char*     ctermid(char*);
char*     cuserid(char*);
char*     tempnam(const char*, const char*);
char*     tmpnam(char*);

}

# 25 "/sym/gnu/lib/g++-include/std.h" 2 3

# 1 "/sym/gnu/lib/g++-include/string.h" 1 3














extern "C" {

char*     strcat(char*, const char*);
char*     strchr(const char*, int);
int       strcmp(const char*, const char*);
int       strcoll(const char*, const char*);
char*     strcpy(char*, const char*);
int      strcspn(const char*, const char*);
char*     strdup(const char*);
 
 
 
 
int      strlen(const char*);
char*     strncat(char*, const char*, int  );
int       strncmp(const char*, const char*, int  );
char*     strncpy(char*, const char*, int  );
char*     strpbrk(const char*, const char*);
char*     strrchr(const char*, int);
int      strspn(const char*, const char*);
char*     strstr(const char*, const char *);
char*     strtok(char*, const char*);
int      strxfrm(char*, const char*, int  );

char*     index(const char*, int);
char*     rindex(const char*, int);
}

# 1 "/sym/gnu/lib/g++-include/memory.h" 1 3







extern "C" {

void*     memalign (...) ;
void*     memccpy (...) ;
void*     memchr (...) ;
int       memcmp (...) ;
void*     memcpy (...) ;
void*     memmove (...) ;
void*     memset (...) ;
int       ffs (...) ;
int     getpagesize (...) ;
void*     valloc (...) ;

void      bcopy (...) ;
int       bcmp (...) ;
void      bzero (...) ;
}














# 43 "/sym/gnu/lib/g++-include/string.h" 2 3



# 26 "/sym/gnu/lib/g++-include/std.h" 2 3


# 1 "/sym/gnu/lib/g++-include/unistd.h" 1 3





extern "C" {


















# 1 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/unistd.h" 1 3
 




 


































 







 





 

















# 1 "/sym/gnu/lib/g++-include/sys/types.h" 1 3


extern "C"
{










# 1 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/sys/types.h" 1 3
 

 








 



# 1 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/sys/stdtypes.h" 1 3
 

 










typedef	int		sigset_t;	 

typedef	unsigned int	speed_t;	 
typedef	unsigned long	tcflag_t;	 
typedef	unsigned char	cc_t;		 
typedef	int		pid_t;		 

typedef	unsigned short	mode_t;		 
typedef	short		nlink_t;	 

typedef	long		clock_t;	 
typedef	long		time_t;		 
















# 16 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/sys/types.h" 2 3



# 1 "/usr/include/sys/sysmacros.h" 1 3
 

 






 


 


 



# 19 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/sys/types.h" 2 3





typedef	unsigned char	u_char;
typedef	unsigned short	u_short;
typedef	unsigned int	u_int;
typedef	unsigned long	u_long;
typedef	unsigned short	ushort;		 
typedef	unsigned int	uint;		 















typedef	struct  _physadr_t { int r[1]; } *physadr_t;
typedef	struct label_t {
	int	val[2];
} label_t;







typedef	struct	_quad_t { long val[2]; } quad_t;
typedef	long	daddr_t;
typedef	char *	caddr_t;
typedef	unsigned long	ino_t;
typedef	short	dev_t;
typedef	long	off_t;
typedef	unsigned short	uid_t;
typedef	unsigned short	gid_t;
typedef	long	key_t;
typedef	char *	addr_t;




 









typedef	long	fd_mask;









typedef	struct fd_set {
	fd_mask	fds_bits[(((256 )+(( (sizeof (fd_mask) * 8		)	)-1))/( (sizeof (fd_mask) * 8		)	)) ];
} fd_set;







# 113 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/sys/types.h" 3



# 15 "/sym/gnu/lib/g++-include/sys/types.h" 2 3






}




# 73 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/unistd.h" 2 3


extern void	_exit( );
extern int	access( );
extern unsigned	alarm( );
extern int	chdir( );
extern int	__hide_chmod ( );
extern int	__hide_chown ( );
extern int	close( );
extern char	*ctermid( );
extern char	*cuserid( );
extern int	dup( );
extern int	dup2( );
extern int	__hide_execl ( );
extern int	__hide_execle ( );
extern int	__hide_execlp ( );
extern int	execv( );
extern int	execve( );
extern int	execvp( );
extern pid_t	fork( );
extern long	fpathconf( );
extern char	*getcwd( );
extern gid_t	getegid( );
extern uid_t	geteuid( );
extern gid_t	getgid( );
extern int	getgroups( );
extern char	*getlogin( );
extern pid_t	getpgrp( );
extern pid_t	getpid( );
extern pid_t	getppid( );
extern uid_t	getuid( );
extern int	isatty( );
extern int	link( );
extern off_t	lseek( );
extern long	pathconf( );
extern int	pause( );
extern int	pipe( );
extern int	read( );
extern int	rmdir( );
extern int	__hide_setgid ( );
extern int	setpgid( );
extern pid_t	setsid( );
extern int	__hide_setuid ( );
extern unsigned	sleep( );
extern long	sysconf( );
extern pid_t	tcgetpgrp( );
extern int	tcsetpgrp( );
extern char	*ttyname( );
extern int	unlink( );
extern int	write( );



# 25 "/sym/gnu/lib/g++-include/unistd.h" 2 3















# 59 "/sym/gnu/lib/g++-include/unistd.h" 3



extern void volatile _exit(int);




extern unsigned alarm (...) ;
extern int      brk (...) ;
extern int      chdir (...) ;
extern int      chmod  (...) ;
extern int      chown (const char*, unsigned short , unsigned short );
extern int      close (...) ;
extern char*    crypt (...) ;
extern int      dup (...) ;
extern int      dup2 (...) ;
extern void	encrypt (...) ;
extern int      execl (const char*, const char *, ...);
extern int      execle (const char*, const char *, ...);
extern int      execlp (const char*, const char*, ...);
extern int      exect (...) ;
extern int      execv (...) ;
extern int      execve (...) ;
extern int      execvp (...) ;
extern int      fchown (int, unsigned short , unsigned short );
extern int  fork (...) ;
extern int      fsync (...) ;
extern int      ftruncate (...) ;
extern char*    getcwd (...) ;
extern int      getdomainname (...) ;
extern int      getdtablesize (...) ;
extern int      getgroups (...) ;
extern unsigned short  geteuid (...) ;
extern unsigned short  getegid (...) ;
extern unsigned short  getgid (...) ;
extern long     gethostid (...) ;
extern int      gethostname (...) ;
extern int  getpgrp (...) ;
extern int  getpid (...) ;
extern int  getppid (...) ;
extern char*    getlogin (...) ;
extern char*    getpass (...) ;
extern unsigned short  getuid (...) ;
extern int      ioctl (int, int, ... );
extern int      isatty (...) ;
extern int      link (...) ;
extern int      mkstemp (...) ;
extern char*    mktemp (...) ;
extern int      nice (...) ;
extern int      pause (...) ;
extern int      pipe (...) ;
extern int      readlink (...) ;
extern int      rename (...) ;
extern int      rmdir (...) ; 
extern void*    sbrk (...) ; 
extern int      syscall (...) ;
extern int      setgid (unsigned short );
extern int      sethostname (...) ;




extern int  setpgrp (...) ;

extern int      setregid (...) ;
extern int      setreuid (...) ;
extern int      setuid (unsigned short );
extern unsigned sleep (...) ;
extern void     swab (...) ;
extern int      symlink (...) ;
extern long     sysconf (...) ;
extern int      truncate (...) ;
extern char*    ttyname (...) ;
extern int      ttyslot (...) ;
 
extern int      unlink (...) ;
extern int  vfork (...) ;
extern int      vadvise (...) ;
extern int      vhangup (...) ;
extern long  lseek (...) ;
extern int  read (...) ;
extern int  write (...) ;
extern int      access (...) ;

extern int      flock (...) ;


}


# 28 "/sym/gnu/lib/g++-include/std.h" 2 3

# 1 "/sym/gnu/lib/g++-include/stdio.h" 1 3
 
 


















#pragma interface







 
 
 



extern "C" {

































# 1 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/stdio.h" 1 3

# 1 "/sym/gnu/lib/g++-include/stdarg.h" 1 3
extern "C" {
# 1 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/stdarg.h" 1 3
 






























# 1 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/va-sparc.h" 1 3
 


 





 

typedef char * __gnuc_va_list;







 

# 79 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/va-sparc.h" 3


# 32 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/stdarg.h" 2 3

# 77 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/stdarg.h" 3






# 140 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/stdarg.h" 3





# 2 "/sym/gnu/lib/g++-include/stdarg.h" 2 3

}
# 2 "/sym/gnu/lib/gcc-lib/sparc-sun-sunos4.1/2.3.1/include/stdio.h" 2 3

 




extern	struct	_iobuf {
	int	_cnt;
	unsigned char *_ptr;
	unsigned char *_base;
	int	_bufsiz;
	short	_flag;
	char	_file;		 
} _iob[];








































extern struct _iobuf 	*__hide_fopen ();
extern struct _iobuf 	*__hide_fdopen ();
extern struct _iobuf 	*__hide_freopen ();
extern struct _iobuf 	*__hide_popen ();
extern struct _iobuf 	*tmpfile();
extern long	__hide_ftell ();
extern char	*fgets();
extern char	*gets();
extern char	*__hide_sprintf ();
extern char	*ctermid();
extern char	*cuserid();
extern char	*__hide_tempnam ();
extern char	*tmpnam();






# 69 "/sym/gnu/lib/g++-include/stdio.h" 2 3







































}

extern "C" {

int    fclose(struct _iobuf *);
struct _iobuf *  fdopen(int, const char*);
int    fflush(struct _iobuf *);
int    fgetc(struct _iobuf *);
char*  fgets(char*, int, struct _iobuf  *);
struct _iobuf *  fopen(const char*, const char*);
int    fprintf(struct _iobuf *, const char* ...);
int    fputc(int, struct _iobuf *);
int    fputs(const char*, struct _iobuf *);
int   fread(void*, int  , int  , struct _iobuf *);



struct _iobuf *  freopen(const char*, const char*, struct _iobuf *);

int    fscanf(struct _iobuf *, const char* ...);
int    fseek(struct _iobuf *, long, int);
long   ftell(struct _iobuf  *);
int   fwrite(const void*, int  , int  , struct _iobuf *);
char*  gets(char*);
int    getw(struct _iobuf *);
int    pclose(struct _iobuf *);
void   perror(const char*);
struct _iobuf *  popen(const char*, const char*);
int    printf(const char* ...);
int    puts(const char*);
int    putw(int, struct _iobuf *);
int    rewind(struct _iobuf *);
int    scanf(const char* ...);
void   setbuf(struct _iobuf *, char*);
void   setbuffer(struct _iobuf *, char*, int);
int    setlinebuf(struct _iobuf *);
int    setvbuf(struct _iobuf *, char*, int, int  );
int    sscanf(char*, const char* ...);
struct _iobuf *  tmpfile();
int    ungetc(int, struct _iobuf *);
int    vfprintf (...) ;
int    vprintf (...) ;
char*  sprintf (...) ;
char*  vsprintf (...) ;

extern int _filbuf (...) ;
extern int _flsbuf (...) ;

}


















# 29 "/sym/gnu/lib/g++-include/std.h" 2 3

# 1 "/sym/gnu/lib/g++-include/errno.h" 1 3


extern "C" {





# 1 "/usr/include/errno.h" 1 3
 

 






# 1 "/usr/include/sys/errno.h" 1 3
 

 




 







































 



 



 

	 













	 













	 



 




 




 



 






 


 



 











 



# 10 "/usr/include/errno.h" 2 3

extern int errno;


# 9 "/sym/gnu/lib/g++-include/errno.h" 2 3




extern char*    sys_errlist[];
extern int      sys_nerr;

extern int      errno;

void      perror(const char*);
char*     strerr(int);


}


# 30 "/sym/gnu/lib/g++-include/std.h" 2 3

# 1 "/sym/gnu/lib/g++-include/fcntl.h" 1 3


extern "C" {










# 1 "/usr/include/fcntl.h" 1 3
 




# 1 "/usr/include/sys/fcntlcom.h" 1 3
 

 








 























 











 
 
 







 









 











 










 


 



















 









 
struct flock {
	short	l_type;		 
	short	l_whence;	 
	long	l_start;	 
	long	l_len;		 
	short	l_pid;		 
	short	l_xxx;		 
};


 
struct eflock {
	short	l_type;		 
	short	l_whence;	 
	long	l_start;	 
	long	l_len;		 
	short	l_pid;		 
	short	l_xxx;		 
	long	l_rpid;		 
	long	l_rsys;		 
};



# 1 "/sym/gnu/lib/g++-include/sys/stat.h" 1 3


extern "C"
{









# 1 "/usr/include/sys/stat.h" 1 3
 

 








struct	stat {
	dev_t	st_dev;
	ino_t	st_ino;
	mode_t	st_mode;
	short	st_nlink;
	uid_t	st_uid;
	gid_t	st_gid;
	dev_t	st_rdev;
	off_t	st_size;
	time_t	st_atime;
	int	st_spare1;
	time_t	st_mtime;
	int	st_spare2;
	time_t	st_ctime;
	int	st_spare3;
	long	st_blksize;
	long	st_blocks;
	long	st_spare4[2];
};






















































int	__hide_chmod ( );
int	fstat( );
int	mkdir( );
int	mkfifo( );
int	stat( );
mode_t	umask( );



# 14 "/sym/gnu/lib/g++-include/sys/stat.h" 2 3






extern int       chmod  (...) ;
extern int       stat (...) ;
extern int       lstat (...) ;
extern int       fstat (...) ;


















}


# 149 "/usr/include/sys/fcntlcom.h" 2 3


int	 __hide_open ( );
int	__hide_creat ( );
int	__hide_fcntl ( );


# 6 "/usr/include/fcntl.h" 2 3





# 14 "/sym/gnu/lib/g++-include/fcntl.h" 2 3








int       fcntl(int, int, ...);
int	  creat (...) ;

int       open (...) ;


}

# 31 "/sym/gnu/lib/g++-include/std.h" 2 3


extern "C" {
int strcasecmp (...) ;
}


# 6 "Counted.h" 2


template <class T>
struct Counted {
protected:
	int *count;
	T *object;
	void dec_count() {
		if(!count) return;
		(*count)--;
		if(*count<=0) {
			delete count;
			delete object;
			count=0;
			object=0;
		}
	}
	void inc_count() {
		if(!count) return;
		(*count)++;
	}
	Counted &assign(Counted &other) {
		other.inc_count();
		dec_count();
		count=other.count;
		object=other.object;
		return *this;
	}
	void constructor(T *object) {
		this->object = object;
		count = new int(1);
	}
 public:
	Counted() {
		count=0;
		object=0;
	}
	Counted(T *object) {
		constructor(object);
	}
	~Counted() {
		dec_count();
	}
	Counted(Counted &other) {
		count=other.count;
		object=other.object;
		inc_count();
	}
	void operator=(Counted &other) {
		assign(other);
	}
	void clear() {
		dec_count();
		count=0;
		object=0;
	}
	int operator==(Counted &other) {
		return object==other.object;
	}
	int operator!=(Counted &other) {
		return object!=other.object;
	}

	T &operator*() {if(!object) abort(); else return *object; return *object;}
	T *operator->() {if(!object) abort(); else return object; return object;}
	operator T&() {if(!object) abort(); else return *object; return *object;}

	 
};


# 9 "foo.cc" 2

# 1 "Str.h" 1



# 1 "/sym/gnu/lib/g++-include/std.h" 1 3
 
 

















# 37 "/sym/gnu/lib/g++-include/std.h" 3

# 4 "Str.h" 2

# 1 "Art.h" 1
 

# 318 "Art.h"

# 5 "Str.h" 2


struct Str {
	Art<char> data;
	operator char*() {return data.pointer();}
	char *pointer() {return data.pointer();}
	Str() {}
	Str(int size):data(size) {}
	Str(char *p) {
		data.resize(strlen(p)+1);
		strcpy(pointer(),p);
	}
	 
	Str(Str &other) {
		data=other.data;
	}
	Str &operator=(Str &other) {
		data=other.data; return *this;
	}
	char operator()(int i) {return data(i);}
	int length() {return data.dim(0);}
	Str &temp() {
		data.temp();
		return *this;
	}
	Str operator+(Str &other) {
		Str result(length()+other.length()+1);
		strcpy(result.pointer(),pointer());
		strcat(result.pointer(),other.pointer());
		return result.temp();
	}
	int operator==(Str &other) {return strcmp(pointer(),other.pointer())==0;}
	int operator!=(Str &other) {return strcmp(pointer(),other.pointer())!=0;}
	int operator<(Str &other) {return strcmp(pointer(),other.pointer())<0;}
	int operator>(Str &other) {return strcmp(pointer(),other.pointer())>0;}
	int operator<=(Str &other) {return strcmp(pointer(),other.pointer())<=0;}
	int operator>=(Str &other) {return strcmp(pointer(),other.pointer())>=0;}
	Str substring(int from,int below) {
		if(below<0) below=length();
		if(below>length()) abort();
		Str result(below-from);
		for(int i=from;i<below;i++)
			result.data(i-from)=data(i);
		return result.temp();
	}
};

inline unsigned hash(Str &s) {
	unsigned x = 0;
	for(int i=0;i<s.length();i++) x = (x*467 + s(i))%10000019;
	return x;
}


# 10 "foo.cc" 2


template <class V>
struct BaseConstraint {
	virtual ~BaseConstraint() {}
	virtual void new_value() {}
	virtual void no_value() {}
};



template <class V>
struct RConnector {
private:
	typedef Counted< BaseConstraint<V> >  VConstraint;
	int fixed;
	V value;
	VConstraint source;
	Stk<VConstraint> constraints;
	
public:
	void connect(Counted< BaseConstraint<V> >  &constraint) {
		constraints.push(constraint);
		if(has_value()) constraint->new_value();
	}
	int has_value() {return fixed;}
	V get_value() {return value;}
	void set_value(V new_value,VConstraint &new_source) {
		if(has_value()) {
			if(new_value!=value) abort();
		} else {
			fixed=1;
			source=new_source;
			for(int i=0;i<constraints.length();i++) {
				if(constraints(i)==new_source) continue;
				constraints(i)->new_value();
			}
		}
	}
	void forget_value(VConstraint retractor) {
		for(int i=0;i<constraints.length();i++) {
			if(constraints(i)==retractor) continue;
			constraints(i)->new_value();
		}
	}
};

template <class V>
struct Connector : public Counted< RConnector<V> > {
	Connector() {constructor(new RConnector<V>);}
	void operator=(Connector &other) {assign(other);}
};

template <class V>
struct Constant : BaseConstraint<V> {
	V value;
	Connector<V> connection;
	
	void new_value() {}
	void no_value() {}
	Constant(V value,Connector<V> connection)
	:value(value),connection(connection) {}
};

template <class V>
Counted< BaseConstraint<V> >  make_Constant(V value,Connector<V> connection) {
	Counted< BaseConstraint<V> >  constraint = new Constant<V>(value,connection);
	connection->connect(constraint);
	connection->set_value(value,constraint);
	return constraint;
}

template <class V>
struct Reporter : BaseConstraint<V> {
	char *name;
	Connector<V> connection;

	void new_value() {
		cout << "Reporter " << name << ":" << 1 << "\n";
	}
	void no_value() {
		cout << "Reporter " << name << ": [unconstrained] \n";
	}
	Reporter(char *name,Connector<V> connection)
	:name(name),connection(connection) {}
};

template <class V>
Counted< BaseConstraint<V> >  make_Reporter(char *name,Connector<V> connection) {
	Counted< BaseConstraint<V> >  constraint = new Reporter<V>(name,connection);
	connection->connect(constraint);
	return constraint;
}

main() {
	Connector<int> c;
	Counted< BaseConstraint<int> >  out = make_Reporter("foo",c);
	Counted< BaseConstraint<int> >  in = make_Constant(9,c);
}
================================================================

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