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Re: Memory utilization of cc1plus blows up compiling tFile.cc under hpux


> I have attached a log of the compilation of tFile.cc below.  Note that
> the GC memory allocated balloons to 35762k during the compilation of the
> second instance of void t7().  Under i686 linux, there is just one garbage
> collection at this point (void t7() {GC 5325k -> 2166k}).  Thus, for
> some reason the memory required to compile tFile.cc under i686 linux
> is much less.

I have made a little more progress in locating the problem.  If I compile
with -fno-gcse, the problem doesn't happen.  I ran our of disk space
trying to dump the rtl for the gcse pass.  It appears that the explosion
occurs in compute_sets.

I enclose the preprocessed source for a slightly simplified test case.

Dave
-- 
J. David Anglin                                  dave.anglin@nrc.ca
National Research Council of Canada              (613) 990-0752 (FAX: 952-6605)

# 1 "../../../../libio/testsuite/../tests/tFile1.cc"
# 32 "../../../../libio/testsuite/../tests/tFile1.cc"
# 1 "../../../../libio/stream.h" 1
# 25 "../../../../libio/stream.h"








# 1 "../../../../libio/iostream.h" 1
# 25 "../../../../libio/iostream.h"


#pragma interface



# 1 "../../../../libio/streambuf.h" 1
# 25 "../../../../libio/streambuf.h"



#pragma interface






extern "C" {
# 1 "../../../../libio/libio.h" 1
# 27 "../../../../libio/libio.h"



# 1 "../_G_config.h" 1










typedef int _G_int8_t __attribute__((__mode__(__QI__)));
typedef unsigned int _G_uint8_t __attribute__((__mode__(__QI__)));
typedef int _G_int16_t __attribute__((__mode__(__HI__)));
typedef unsigned int _G_uint16_t __attribute__((__mode__(__HI__)));
typedef int _G_int32_t __attribute__((__mode__(__SI__)));
typedef unsigned int _G_uint32_t __attribute__((__mode__(__SI__)));
typedef int _G_int64_t __attribute__((__mode__(__DI__)));
typedef unsigned int _G_uint64_t __attribute__((__mode__(__DI__)));

__extension__ typedef long long _G_llong;
__extension__ typedef unsigned long long _G_ullong;








typedef unsigned int _G_clock_t;
typedef int _G_dev_t;
typedef int _G_fpos_t;
typedef int _G_gid_t;
typedef unsigned int _G_ino_t;
typedef unsigned short _G_mode_t;
typedef unsigned short _G_nlink_t;
typedef int _G_off_t;
typedef int _G_pid_t;



typedef int _G_ptrdiff_t;
typedef int _G_sigset_t;



typedef unsigned int _G_size_t;
typedef long _G_time_t;
typedef int _G_uid_t;
typedef unsigned int _G_wchar_t;















typedef int _G_ssize_t;
typedef unsigned int _G_wint_t;
typedef __builtin_va_list _G_va_list;

















# 1 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stddef.h" 1 3
# 30 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stddef.h" 3
# 39 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stddef.h" 3
# 48 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stddef.h" 3
















































# 104 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stddef.h" 3











# 127 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stddef.h" 3








# 144 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stddef.h" 3




































# 195 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stddef.h" 3
























# 229 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stddef.h" 3













# 267 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stddef.h" 3













































































































# 87 "../_G_config.h" 2
# 31 "../../../../libio/libio.h" 2


















































































# 121 "../../../../libio/libio.h"








































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;
# 208 "../../../../libio/libio.h"

};

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;



  _G_off_t _offset;




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










};











struct _IO_FILE_plus;
extern struct _IO_FILE_plus _IO_stdin_, _IO_stdout_, _IO_stderr_;






typedef struct
{
  _G_ssize_t (*read) (struct _IO_FILE *, void *, _G_ssize_t);
  _G_ssize_t (*write) (struct _IO_FILE *, const void *, _G_ssize_t);
  _G_off_t (*seek) (struct _IO_FILE *, _G_off_t, int);
  int (*close) (struct _IO_FILE *);
} _IO_cookie_io_functions_t;


struct _IO_cookie_file
{
  struct _IO_FILE file;
  const void *vtable;
  void *cookie;
  _IO_cookie_io_functions_t io_functions;
};



extern "C" {


extern int __underflow (_IO_FILE *);
extern int __uflow (_IO_FILE *);
extern int __overflow (_IO_FILE *, int);

















extern int _IO_getc (_IO_FILE *__fp);
extern int _IO_putc (int __c, _IO_FILE *__fp);
extern int _IO_feof (_IO_FILE *__fp);
extern int _IO_ferror (_IO_FILE *__fp);

extern int _IO_peekc_locked (_IO_FILE *__fp);





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













extern int _IO_vfscanf (_IO_FILE *, const char *, _G_va_list, int *);
extern int _IO_vfprintf (_IO_FILE *, const char *, _G_va_list);
extern _G_ssize_t _IO_padn (_IO_FILE *, int, _G_ssize_t);
extern _G_size_t _IO_sgetn (_IO_FILE *, void *, _G_size_t);





extern _G_off_t _IO_seekoff (_IO_FILE *, _G_off_t, int, int);
extern _G_off_t _IO_seekpos (_IO_FILE *, _G_off_t, int);


extern void _IO_free_backup_area (_IO_FILE *);


}


# 37 "../../../../libio/streambuf.h" 2
}



























extern "C++" {
class istream;
class ostream; class streambuf;









typedef _G_off_t streamoff;
typedef _G_off_t streampos;

typedef _G_ssize_t streamsize;

typedef unsigned long __fmtflags;
typedef unsigned char __iostate;

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

    void *_arrays;
};
















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 {
  ios& operator=(ios&);
  ios (const ios&);
  public:
    typedef __fmtflags fmtflags;
    typedef int iostate;
    typedef int openmode;
    typedef _G_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
    };

# 177 "../../../../libio/streambuf.h"


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


    short fill() const { return _fill; }
    short fill(short newf)
        {short 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;


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



    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 "../../../../libio/streambuf.h"
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, _G_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, _G_va_list ap, ios* stream = __null);
    int scan(char const *fmt0 ...);
    int vform(char const *fmt0, _G_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*);




};




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 "../../../../libio/iostream.h" 2

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& put(unsigned char c) { return put((char)c); }
    ostream& put(signed char c) { return put((char)c); }

    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, _G_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) { return operator<<((double)n); }

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

    streambuf* ostreambuf() const { return _strbuf; }

};

class istream : virtual public ios
{

protected:
    _G_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();
    _G_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, _G_va_list args);

    istream& unget(char ch) { return putback(ch); }
    int skip(int i);
    streambuf* istreambuf() const { return _strbuf; }


    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; }
}

# 34 "../../../../libio/stream.h" 2

extern "C++" {
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);

char* chr(char ch, int width = 0);
char* str(const char* s, int width = 0);

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

# 33 "../../../../libio/testsuite/../tests/tFile1.cc" 2
# 1 "../../../../libio/fstream.h" 1
# 25 "../../../../libio/fstream.h"



#pragma interface



extern "C++" {
class fstreambase : virtual public ios {

    mutable filebuf __my_fb;

    void __fb_init ();
  public:
    fstreambase();
    fstreambase(int fd);
    fstreambase(int fd, char *p, int l);
    fstreambase(const char *name, int mode, int prot=0664);
    void close();

    filebuf* rdbuf() const { return &__my_fb; }



    void open(const char *name, int mode, int prot=0664);
    int is_open() const { return rdbuf()->is_open(); }
    void setbuf(char *ptr, int len) { rdbuf()->setbuf(ptr, len); }
    void attach(int fd);

    int filedesc() { return rdbuf()->fd(); }
    fstreambase& raw() { rdbuf()->setbuf(__null, 0); return *this; }

};

class ifstream : public fstreambase, public istream {
  public:
    ifstream() : fstreambase() { }
    ifstream(int fd) : fstreambase(fd) { }
    ifstream(int fd, char *p, int l) : fstreambase(fd, p, l) { }
    ifstream(const char *name, int mode=ios::in, int prot=0664)
        : fstreambase(name, mode | ios::in, prot) { }
    void open(const char *name, int mode=ios::in, int prot=0664)
        { fstreambase::open(name, mode | ios::in, prot); }
};

class ofstream : public fstreambase, public ostream {
  public:
    ofstream() : fstreambase() { }
    ofstream(int fd) : fstreambase(fd) { }
    ofstream(int fd, char *p, int l) : fstreambase(fd, p, l) { }
    ofstream(const char *name, int mode=ios::out, int prot=0664)
        : fstreambase(name, mode | ios::out, prot) { }
    void open(const char *name, int mode=ios::out, int prot=0664)
        { fstreambase::open(name, mode | ios::out, prot); }
};

class fstream : public fstreambase, public iostream {
  public:
    fstream() : fstreambase() { }
    fstream(int fd) : fstreambase(fd) { }
    fstream(const char *name, int mode, int prot=0664)
        : fstreambase(name, mode, prot) { }
    fstream(int fd, char *p, int l) : fstreambase(fd, p, l) { }
    void open(const char *name, int mode, int prot=0664)
        { fstreambase::open(name, mode, prot); }
};
}
# 34 "../../../../libio/testsuite/../tests/tFile1.cc" 2

# 1 "../../../../libio/strstream.h" 1
# 27 "../../../../libio/strstream.h"



#pragma interface


# 1 "../../../../libio/strfile.h" 1
# 26 "../../../../libio/strfile.h"













typedef void *(*_IO_alloc_type) (_G_size_t);
typedef void (*_IO_free_type) (void*);

struct _IO_str_fields
{
  _IO_alloc_type _allocate_buffer;
  _IO_free_type _free_buffer;
};






struct _IO_streambuf
{
  struct _IO_FILE _f;
  const void *_vtable;
};

typedef struct _IO_strfile_
{
  struct _IO_streambuf _sbf;
  struct _IO_str_fields _s;
} _IO_strfile;







# 34 "../../../../libio/strstream.h" 2

extern "C++" {
class strstreambuf : public streambuf
{
  struct _IO_str_fields _s;
  friend class istrstream;

    void init_dynamic(_IO_alloc_type alloc, _IO_free_type free,
                      int initial_size = 0);
    void init_static(char *ptr, int size, char *pstart);
    void init_readonly(const char *ptr, int size);
  protected:
    virtual int overflow(int = (-1));
    virtual int underflow();
    virtual int pbackfail(int c);
  public:
    virtual ~strstreambuf();
    strstreambuf() { init_dynamic(0, 0); }
    strstreambuf(int initial_size) { init_dynamic(0, 0, initial_size); }
    strstreambuf(void *(*__alloc)(_G_size_t), void (*__free)(void*))
        { init_dynamic(__alloc, __free); }
    strstreambuf(char *ptr, int size, char *pstart = __null)
        { init_static(ptr, size, pstart); }
    strstreambuf(unsigned char *ptr, int size, unsigned char *pstart = __null)
        { init_static((char*)ptr, size, (char*)pstart); }
    strstreambuf(const char *ptr, int size)
        { init_readonly(ptr, size); }
    strstreambuf(const unsigned char *ptr, int size)
        { init_readonly((const char*)ptr, size); }
    strstreambuf(signed char *ptr, int size, signed char *pstart = __null)
        { init_static((char*)ptr, size, (char*)pstart); }
    strstreambuf(const signed char *ptr, int size)
        { init_readonly((const char*)ptr, size); }

    int frozen() { return _flags & 1 ? 1 : 0; }
    void freeze(int n=1)
        { if (((this)->_s._allocate_buffer != (_IO_alloc_type)0))
            { if (n) _flags |= 1; else _flags &= ~1; } }
    _G_ssize_t pcount();
    char *str();
    virtual streampos seekoff(streamoff, _seek_dir, int mode=ios::in|ios::out);
};

class strstreambase : virtual public ios {
  protected:
    strstreambuf __my_sb;
  public:
    strstreambuf* rdbuf() { return &__my_sb; }
  protected:
    strstreambase() { init (&__my_sb); }
    strstreambase(char *cp, int n, int mode=ios::out);
};

class istrstream : public strstreambase, public istream {
  public:
    istrstream(const char*, int=0);
};

class ostrstream : public strstreambase, public ostream {
  public:
    ostrstream() { }
    ostrstream(char *cp, int n, int mode=ios::out) :strstreambase(cp,n,mode){}
    _G_ssize_t pcount() { return ((strstreambuf*)_strbuf)->pcount(); }
    char *str() { return ((strstreambuf*)_strbuf)->str(); }
    void freeze(int n = 1) { ((strstreambuf*)_strbuf)->freeze(n); }
    int frozen() { return ((strstreambuf*)_strbuf)->frozen(); }
};

class strstream : public strstreambase, public iostream {
  public:
  strstream() { }
    strstream(char *cp, int n, int mode=ios::out) :strstreambase(cp,n,mode){}
    _G_ssize_t pcount() { return ((strstreambuf*)_strbuf)->pcount(); }
    char *str() { return ((strstreambuf*)_strbuf)->str(); }
    void freeze(int n = 1) { ((strstreambuf*)_strbuf)->freeze(n); }
    int frozen() { return ((strstreambuf*)_strbuf)->frozen(); }
};
}

# 36 "../../../../libio/testsuite/../tests/tFile1.cc" 2
# 1 "/usr/include/unistd.h" 1 3


# 11 "/usr/include/unistd.h" 3
# 1 "/usr/include/sys/unistd.h" 1 3






# 19 "/usr/include/sys/unistd.h" 3




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










# 19 "/usr/include/sys/stdsyms.h" 3























# 52 "/usr/include/sys/stdsyms.h" 3





















































# 113 "/usr/include/sys/stdsyms.h" 3













































































































































# 24 "/usr/include/sys/unistd.h" 2 3


















# 1 "/xxx/gnu/gcc-2.97/objdir/gcc/include/sys/types.h" 1 3
# 16 "/xxx/gnu/gcc-2.97/objdir/gcc/include/sys/types.h" 3







# 1 "/usr/include/sys/_inttypes.h" 1 3
# 33 "/usr/include/sys/_inttypes.h" 3




























typedef char int8_t;
typedef unsigned char uint8_t;
typedef short int16_t;
typedef unsigned short uint16_t;
typedef int int32_t;
typedef unsigned int uint32_t;

typedef int intfast_t;
typedef unsigned int uintfast_t;
















typedef int32_t intmax_t;
typedef uint32_t uintmax_t;



typedef long intptr_t;
typedef unsigned long uintptr_t;
# 102 "/usr/include/sys/_inttypes.h" 3
typedef char int_least8_t;


typedef unsigned char uint_least8_t;


typedef int int_fast8_t;


typedef unsigned int uint_fast8_t;


typedef short int_least16_t;


typedef unsigned short uint_least16_t;


typedef int int_fast16_t;


typedef unsigned int uint_fast16_t;


typedef int int_least32_t;


typedef unsigned int uint_least32_t;


typedef int int_fast32_t;


typedef unsigned int uint_fast32_t;


# 152 "/usr/include/sys/_inttypes.h" 3
# 165 "/usr/include/sys/_inttypes.h" 3
typedef uint32_t ptr32_t;

# 24 "/xxx/gnu/gcc-2.97/objdir/gcc/include/sys/types.h" 2 3






     typedef int32_t dev_t;










         typedef uint32_t ino_t;






     typedef uint16_t mode_t;




     typedef uint16_t nlink_t;




    typedef int32_t fpos32_t;














       typedef int32_t fpos_t;





     typedef uint32_t fsblkcnt32_t;














       typedef uint32_t fsblkcnt_t;





     typedef int32_t off32_t;














        typedef int32_t off_t;





     typedef uint32_t fsfilcnt32_t;














        typedef uint32_t fsfilcnt_t;





     typedef int32_t blkcnt32_t;














        typedef int32_t blkcnt_t;





     typedef int32_t pid_t;




     typedef int32_t lwpid_t;




     typedef int32_t gid_t;




     typedef int32_t uid_t;




     typedef int32_t tid_t;







        typedef int32_t ssize_t;





     typedef uint16_t __site_t;




     typedef uint16_t __cnode_t;






     typedef long time_t;















typedef unsigned int size_t;









     typedef uint32_t clock_t;






      typedef int32_t key_t;


   typedef unsigned short __ushort;

   typedef int32_t __daddr_t;
   typedef char *__caddr_t;
   typedef int32_t __swblk_t;

















































# 328 "/xxx/gnu/gcc-2.97/objdir/gcc/include/sys/types.h" 3










# 355 "/xxx/gnu/gcc-2.97/objdir/gcc/include/sys/types.h" 3






















# 393 "/xxx/gnu/gcc-2.97/objdir/gcc/include/sys/types.h" 3



# 410 "/xxx/gnu/gcc-2.97/objdir/gcc/include/sys/types.h" 3




# 426 "/xxx/gnu/gcc-2.97/objdir/gcc/include/sys/types.h" 3































































































































# 564 "/xxx/gnu/gcc-2.97/objdir/gcc/include/sys/types.h" 3







# 43 "/usr/include/sys/unistd.h" 2 3















   extern "C" {




     extern void _exit(int);
     extern int access(const char *, int);
     extern int chdir(const char *);
     extern int chown(const char *, uid_t, gid_t);
     extern int close(int);
     extern char *ctermid(char *);
     extern char *cuserid(char *);
     extern int dup(int);
     extern int dup2(int, int);
     extern int execl(const char *, const char *, ...);
     extern int execle(const char *, const char *, ...);
     extern int execlp(const char *, const char *, ...);
     extern int execv(const char *, char *const []);
     extern int execve(const char *, char *const [], char *const []);
     extern int execvp(const char *, char *const []);
     extern long fpathconf(int, int);



     extern char *getcwd(char *, size_t);

     extern int getgroups(int, gid_t []);
     extern char *getlogin(void);



     extern int isatty(int);
     extern int link(const char *, const char *);

     extern off_t lseek(int, off_t, int);





     extern long pathconf(const char *, int);
     extern int pause(void);
     extern int pipe(int *);



     extern ssize_t read(int, void *, size_t);

     extern int rmdir(const char *);
     extern int setgid(gid_t);
     extern int setpgid(pid_t, pid_t);
     extern pid_t setsid(void);
     extern int setuid(uid_t);
     extern unsigned int sleep(unsigned int);
     extern long sysconf(int);
     extern pid_t tcgetpgrp(int);
     extern int tcsetpgrp(int, pid_t);
     extern char *ttyname(int);



     extern int unlink(const char *);



     extern ssize_t write(int, const void *, size_t);

# 144 "/usr/include/sys/unistd.h" 3


# 154 "/usr/include/sys/unistd.h" 3




# 169 "/usr/include/sys/unistd.h" 3











# 190 "/usr/include/sys/unistd.h" 3


        extern unsigned int alarm(unsigned int);
        extern pid_t fork(void);
        extern gid_t getegid(void);
        extern uid_t geteuid(void);
        extern gid_t getgid(void);
        extern pid_t getpgrp(void);
        extern pid_t getpid(void);
        extern pid_t getppid(void);
        extern uid_t getuid(void);
# 211 "/usr/include/sys/unistd.h" 3






     extern char *optarg;
     extern int opterr;
     extern int optind;
     extern int optopt;


     extern int getopt(int, char * const [], const char *);
     extern size_t confstr(int, char *, size_t);










        extern int chroot(const char *);
        extern char *crypt(const char *, const char *);
        extern void encrypt(char [64], int);
        extern int fsync(int);
        extern char *getpass(const char *);
        extern int nice(int);




        extern void swab(const void *, void *, ssize_t);






















































































































































# 404 "/usr/include/sys/unistd.h" 3














# 426 "/usr/include/sys/unistd.h" 3











# 448 "/usr/include/sys/unistd.h" 3







# 464 "/usr/include/sys/unistd.h" 3


# 484 "/usr/include/sys/unistd.h" 3































































# 558 "/usr/include/sys/unistd.h" 3




   }



























































# 635 "/usr/include/sys/unistd.h" 3




































































































































































































































# 877 "/usr/include/sys/unistd.h" 3


# 941 "/usr/include/sys/unistd.h" 3


# 954 "/usr/include/sys/unistd.h" 3







# 12 "/usr/include/unistd.h" 2 3

# 37 "../../../../libio/testsuite/../tests/tFile1.cc" 2

# 1 "../../../../libio/SFile.h" 1
# 26 "../../../../libio/SFile.h"


#pragma interface





extern "C++" {
class SFile: public fstream
{
  protected:
    int sz;

public:
    SFile() : fstream() { }
    SFile(int fd, int size);
    SFile(const char *name, int size, int mode, int prot=0664);
    void open(const char *name, int size, int mode, int prot=0664);

    int size() { return sz; }
    int setsize(int s) { int old = sz; sz = s; return old; }

    SFile& get(void* x);
    SFile& put(void* x);
    SFile& operator[](long i);
};
}

# 39 "../../../../libio/testsuite/../tests/tFile1.cc" 2
# 1 "../../../../libio/PlotFile.h" 1
# 34 "../../../../libio/PlotFile.h"


#pragma interface










extern "C++" {
class PlotFile : public ofstream
{
protected:
  PlotFile& cmd(char c);
  PlotFile& operator << (const int x);
  PlotFile& operator << (const char *s);

public:

  PlotFile() : ofstream() { }
  PlotFile(int fd) : ofstream(fd) { }
  PlotFile(const char *name, int mode=ios::out, int prot=0664)
      : ofstream(name, mode, prot) { }
# 69 "../../../../libio/PlotFile.h"
  PlotFile& arc(const int xi, const int yi,
                const int x0, const int y0,
                const int x1, const int y1);
  PlotFile& box(const int x0, const int y0,
                const int x1, const int y1);
  PlotFile& circle(const int x, const int y, const int r);
  PlotFile& cont(const int xi, const int yi);
  PlotFile& dot(const int xi, const int yi, const int dx,
                int n, const int* pat);
  PlotFile& erase();
  PlotFile& label(const char* s);
  PlotFile& line(const int x0, const int y0,
                 const int x1, const int y1);
  PlotFile& linemod(const char* s);
  PlotFile& move(const int xi, const int yi);
  PlotFile& point(const int xi, const int yi);
  PlotFile& space(const int x0, const int y0,
                  const int x1, const int y1);
};
}
# 40 "../../../../libio/testsuite/../tests/tFile1.cc" 2

# 1 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 1 3
# 10 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 3




# 1 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdarg.h" 1 3
# 31 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdarg.h" 3












typedef __builtin_va_list __gnuc_va_list;




# 57 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdarg.h" 3


# 70 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdarg.h" 3




































































# 15 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 2 3











extern "C" {











   typedef struct {
        int __cnt;
        unsigned char *__ptr;
        unsigned char *__base;
        unsigned short __flag;
        unsigned char __fileL;
        unsigned char __fileH;
   } FILE;

   typedef struct {
        int __cnt;
        unsigned char *__ptr;
        unsigned char *__base;
        unsigned short __flag;
        unsigned char __fileL;
        unsigned char __fileH;
        unsigned char *__bufendp;
        unsigned char *__newbase;
        unsigned char __smbuf[8+2*4];



        void *__unused;

   } _FILEX;

















































     typedef double *__va_list;




























   extern FILE __iob[];


     extern int remove(const char *);

     extern int rename(const char *, const char *);

     extern char *tmpnam(char *);
     extern int fclose(FILE *);
     extern int fflush(FILE *);
     extern void setbuf(FILE *, char *);
     extern int setvbuf(FILE *, char *, int, size_t);
     extern int fprintf(FILE *, const char *, ...);
     extern int fscanf(FILE *, const char *,...);
     extern int printf(const char *,...);
     extern int scanf(const char *,...);
     extern int sprintf(char *, const char *,...);
     extern int sscanf(const char *, const char *,...);
     extern int fgetc(FILE *);
     extern char *fgets(char *, int, FILE *);
     extern int fputc(int, FILE *);
     extern int fputs(const char *, FILE *);
     extern int getc(FILE *);
     extern int getchar(void);
     extern char *gets(char *);
     extern int putc(int, FILE *);
     extern int putchar(int);
     extern int puts(const char *);
     extern int ungetc(int, FILE *);

     extern FILE *tmpfile(void);
     extern int fgetpos(FILE *, fpos_t *);
     extern int fsetpos(FILE *, const fpos_t *);
     extern FILE *fopen(const char *, const char *);
     extern FILE *freopen(const char *, const char *, FILE *);
















     extern int fseek(FILE *, long int, int);
     extern long int ftell(FILE *);
     extern void rewind(FILE *);
     extern void clearerr(FILE *);
     extern int feof(FILE *);
     extern int ferror(FILE *);
     extern void perror(const char *);
# 207 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 3





















# 259 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 3
# 267 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 3








       extern size_t fread(void *, size_t, size_t, FILE *);
       extern size_t fwrite(const void *, size_t, size_t, FILE *);




# 290 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 3

     extern int __flsbuf(unsigned char, FILE *);
     extern int __filbuf(FILE *);






# 326 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 3
# 334 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 3


























     extern char *ctermid(char *);
     extern int fileno(FILE *);
     extern FILE *fdopen(int, const char *);




















         typedef double *__not_va_list__;



     extern char *optarg;
     extern int opterr;
     extern int optind;
     extern int optopt;


       extern int getopt(int, char * const [], const char *);
       extern char *cuserid(char *);











     extern int getw(FILE *);
     extern int putw(int, FILE *);
     extern int pclose(FILE *);
     extern FILE *popen(const char *, const char *);
     extern char *tempnam(const char *, const char *);












# 431 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 3







     extern int vprintf(const char *, __gnuc_va_list);
     extern int vfprintf(FILE *, const char *, __gnuc_va_list);
     extern int vsprintf(char *, const char *, __gnuc_va_list);








# 471 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 3
# 492 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 3
# 506 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 3








# 522 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 3
# 530 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 3



















# 557 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 3
# 565 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdio.h" 3
























































}




# 42 "../../../../libio/testsuite/../tests/tFile1.cc" 2
# 1 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdlib.h" 1 3
# 11 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdlib.h" 3








extern "C" {






   extern int __nl_char_size;






   typedef struct {
        int quot;
        int rem;
   } div_t;
   typedef struct {
        long int quot;
        long int rem;
   } ldiv_t;






















       extern double atof(const char *);

     extern int atoi(const char *);
     extern long int atol(const char *);
     extern double strtod(const char *, char **);
     extern long int strtol(const char *, char **, int);
     extern unsigned long int strtoul(const char *, char **, int);
     extern int rand(void);
     extern void srand(unsigned int);
     extern int atexit(void (*) (void));
     extern void exit(int);
     extern char *getenv(const char *);
     extern int system(const char *);




        inline int abs(int d) { return (d>0)?d:-d; }


     extern div_t div(int, int);
     extern ldiv_t ldiv(long int, long int);
     extern long int labs(long int);
     extern int mblen(const char *, size_t);
     extern int mbtowc(wchar_t *, const char *, size_t);
     extern int wctomb(char *, wchar_t);
     extern size_t mbstowcs(wchar_t *, const char *, size_t);
     extern size_t wcstombs(char *, const wchar_t *, size_t);
     extern void free(void *);
     extern void qsort(void *, size_t, size_t, int (*)(const void *, const void *));




# 120 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdlib.h" 3










       extern void abort(void);
       extern void *bsearch(const void *, const void *, size_t, size_t, int (*) (const void *, const void *));
       extern void *calloc(size_t, size_t);
       extern void *malloc(size_t);
       extern void *realloc(void *, size_t);











# 156 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdlib.h" 3
# 166 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdlib.h" 3
# 176 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdlib.h" 3






     extern void setkey(const char *);
     extern void lcong48( unsigned short [] );









        extern double drand48(void);
        extern double erand48(unsigned short []);
        extern long jrand48(unsigned short []);
        extern long lrand48(void);
        extern long mrand48(void);
        extern long nrand48(unsigned short []);
        extern void srand48(long);
        extern unsigned short *seed48(unsigned short []);
        extern int putenv(const char *);
# 212 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdlib.h" 3













































# 272 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdlib.h" 3





# 293 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdlib.h" 3




# 310 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdlib.h" 3
# 326 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdlib.h" 3
















# 358 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdlib.h" 3
# 369 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdlib.h" 3

# 382 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdlib.h" 3
# 393 "/xxx/gnu/gcc-2.97/objdir/gcc/include/stdlib.h" 3






}


# 43 "../../../../libio/testsuite/../tests/tFile1.cc" 2
# 1 "/xxx/gnu/gcc-2.97/objdir/gcc/include/string.h" 1 3
# 11 "/xxx/gnu/gcc-2.97/objdir/gcc/include/string.h" 3








extern "C" {













     extern int memcmp(const void *, const void *, size_t);
     extern char *strncat(char *, const char *, size_t);
     extern int strncmp(const char *, const char *, size_t);
     extern void *memmove(void *, const void *, size_t);
     extern char *strcpy(char *, const char *);
     extern char *strncpy(char *, const char *, size_t);
     extern char *strcat(char *, const char *);
     extern int strcmp(const char *, const char *);
     extern int strcoll(const char *, const char *);
     extern size_t strxfrm(char *, const char *, size_t);
     extern char *strchr(const char *, int);
     extern char *strpbrk(const char *, const char *);
     extern char *strrchr(const char *, int);
     extern char *strstr(const char *, const char *);
     extern char *strtok(char *, const char *);
     extern char *strerror(int);




# 70 "/xxx/gnu/gcc-2.97/objdir/gcc/include/string.h" 3















       extern void *memcpy(void *, const void *, size_t);
       extern void *memchr(const void *, int, size_t);
       extern void *memset(void *, int, size_t);
       extern size_t strcspn(const char *, const char *);
       extern size_t strspn(const char *, const char *);



          extern size_t strlen(const char *);

















       extern void *memccpy(void *, const void *, int, size_t);









































}


# 44 "../../../../libio/testsuite/../tests/tFile1.cc" 2
# 1 "/xxx/gnu/gcc-2.97/objdir/gcc/include/assert.h" 1 3









# 19 "/xxx/gnu/gcc-2.97/objdir/gcc/include/assert.h" 3






extern "C" {
extern void __eprintf (const char *, const char *, unsigned, const char *)
    __attribute__ ((noreturn));
}












# 52 "/xxx/gnu/gcc-2.97/objdir/gcc/include/assert.h" 3


# 45 "../../../../libio/testsuite/../tests/tFile1.cc" 2

const char *tempfile;

class record
{
public:
  char c; int i; double d;
};

ostream& operator<<(ostream& s, record& r)
{
  return(s << "(i = " << r.i << " c = " << r.c << " d = " << r.d << ")");
}

void t7()
{
  char ch;
  static char t7_line1[] = "This is a string-based stream.\n";
  static char t7_line2[] = "With two lines.\n";
  char mybuf[60];
  char *bufp;




  cout << "creating ostrstream...\n";
  ostrstream strout(mybuf, 60);

  ((void) ((strout.good()) ? 0 : (__eprintf ("%s:%u: failed assertion `%s'\n", "../../../../libio/testsuite/../tests/tFile1.cc", 73, "strout.good()"), 0)));
  ((void) ((strout.writable()) ? 0 : (__eprintf ("%s:%u: failed assertion `%s'\n", "../../../../libio/testsuite/../tests/tFile1.cc", 74, "strout.writable()"), 0)));
  strout << t7_line1 << t7_line2 << ends;
  ((void) ((strout.good()) ? 0 : (__eprintf ("%s:%u: failed assertion `%s'\n", "../../../../libio/testsuite/../tests/tFile1.cc", 76, "strout.good()"), 0)));
  cout << "with contents:\n";
  bufp = strout.str();
  ((void) ((bufp == mybuf) ? 0 : (__eprintf ("%s:%u: failed assertion `%s'\n", "../../../../libio/testsuite/../tests/tFile1.cc", 79, "bufp == mybuf"), 0)));
  strout.rdbuf()->freeze(0);
  cout << mybuf;




  cout << "using it to create istrstream...\n";
  istrstream strin(mybuf, strlen(mybuf));

  ((void) ((strin.good()) ? 0 : (__eprintf ("%s:%u: failed assertion `%s'\n", "../../../../libio/testsuite/../tests/tFile1.cc", 89, "strin.good()"), 0)));
  ((void) ((strin.readable()) ? 0 : (__eprintf ("%s:%u: failed assertion `%s'\n", "../../../../libio/testsuite/../tests/tFile1.cc", 90, "strin.readable()"), 0)));
  cout << "with contents:\n";

  char line[100];
  strin.getline(line, 100);
  int line1_len = strlen(t7_line1);
  ((void) ((strin.tellg() == line1_len) ? 0 : (__eprintf ("%s:%u: failed assertion `%s'\n", "../../../../libio/testsuite/../tests/tFile1.cc", 96, "strin.tellg() == line1_len"), 0)));
  int line_len = strin.gcount();
  ((void) ((line_len == line1_len) ? 0 : (__eprintf ("%s:%u: failed assertion `%s'\n", "../../../../libio/testsuite/../tests/tFile1.cc", 98, "line_len == line1_len"), 0)));
  cout.write(line, line1_len - 1);
  cout << endl;

  while (strin.get(ch)) cout.put(ch);

  strstream str1;
  strstream str2;
  str1 << "Testing string-based stream using strstream.\n";
  str1.seekg(0);
  for (;;) {
      int i = str1.get();
      if (i == (-1))
          break;
      str2 << (char)i;
  }
  str2 << ends;
  cout << str2.str();


  strout << t7_line1;
  ((void) ((strout.bad()) ? 0 : (__eprintf ("%s:%u: failed assertion `%s'\n", "../../../../libio/testsuite/../tests/tFile1.cc", 119, "strout.bad()"), 0)));
}

main(int argc, char **argv)
{
 char temp [1024] = "tempfile";

 if (argc > 1 && strncmp(argv[1], "-b", 2) == 0) {
     streambuf *sb = cout.rdbuf();
     streambuf *ret;
     int buffer_size = atoi(&argv[1][2]);
     if (buffer_size == 0)
         ret = sb->setbuf(__null, 0);
     else
         ret = sb->setbuf(new char[buffer_size], buffer_size);
     if (ret != sb)
         cerr << "Warning: cout.rdbuf()->setbuf failed!\n";

     strncpy (&temp [8], &argv[1][2], 1000);
     temp [1008] = '\0';
  }
  tempfile = temp;

  t7();

}

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