templates.cc

gdb-6.8 Linux下的调试程序 最新版本

{ return 0; }
int operator<(const T2&, const T2&)
{ return 0; }
int operator<(const T2&, char)
{ return 0; }
int operator>=(const T2&, const T2&)
{ return 0; }
int operator>=(const T2&, char)
{ return 0; }
int operator>(const T2&, const T2&)
{ return 0; }
int operator>(const T2&, char)
{ return 0; }

T2 operator+(const T2 t, int i)
{ return t.integer + i; }
T2 operator+(const T2 a, const T2& b)
{ return a.integer + b.integer; }
T2& operator+=(T2& t, int i)
{ t.integer += i; return t; }
T2& operator+=(T2& a, const T2& b)
{ a.integer += b.integer; return a; }

T2 operator-(const T2 t, int i)
{ return t.integer - i; }
T2 operator-(const T2 a, const T2& b)
{ return a.integer - b.integer; }
T2& operator-=(T2& t, int i)
{ t.integer -= i; return t; }
T2& operator-=(T2& a, const T2& b)
{ a.integer -= b.integer; return a; }

T2 operator*(const T2 t, int i)
{ return t.integer * i; }
T2 operator*(const T2 a, const T2& b)
{ return a.integer * b.integer; }
T2& operator*=(T2& t, int i)
{ t.integer *= i; return t; }
T2& operator*=(T2& a, const T2& b)
{ a.integer *= b.integer; return a; }

T2 operator/(const T2 t, int i)
{ return t.integer / i; }
T2 operator/(const T2 a, const T2& b)
{ return a.integer / b.integer; }
T2& operator/=(T2& t, int i)
{ t.integer /= i; return t; }
T2& operator/=(T2& a, const T2& b)
{ a.integer /= b.integer; return a; }

T2 operator%(const T2 t, int i)
{ return t.integer % i; }
T2 operator%(const T2 a, const T2& b)
{ return a.integer % b.integer; }
T2& operator%=(T2& t, int i)
{ t.integer %= i; return t; }
T2& operator%=(T2& a, const T2& b)
{ a.integer %= b.integer; return a; }

template<class T>
class T5 {
public:
    T5(int);
    T5(const T5<T>&);
    ~T5();
    static void* operator new(size_t) throw ();
    static void operator delete(void *pointer);
    int value();
    
    static T X;
    T x;
    int val;
};

template<class T>
T5<T>::T5(int v)
{ val = v; }

template<class T>
T5<T>::T5(const T5<T>&)
{}

template<class T>
T5<T>::~T5()
{}

template<class T>
void*
T5<T>::operator new(size_t) throw ()
{ return 0; }

template<class T>
void
T5<T>::operator delete(void *pointer)
{ }

template<class T>
int
T5<T>::value()
{ return val; }


#if ! defined(__GNUC__) || defined(GCC_BUG)
template<class T>
T T5<T>::X;
#endif




T5<char> t5c(1);
T5<int> t5i(2);
T5<int (*)(char, void *)> t5fi1(3);
T5<int (*)(int, double **, void *)> t5fi2(4);

 




class x {
public:
    int (*manage[5])(double,
		     void *(*malloc)(unsigned size),
		     void (*free)(void *pointer));
    int (*device[5])(int open(const char *, unsigned mode, unsigned perms, int extra), 
		     int *(*read)(int fd, void *place, unsigned size),
		     int *(*write)(int fd, void *place, unsigned size),
		     void (*close)(int fd));
};
T5<x> t5x(5);

#if !defined(__GNUC__) || (__GNUC__ > 2) || (__GNUC__ == 2 && __GNUC_MINOR__ >= 6)
template class T5<char>;
template class T5<int>;
template class T5<int (*)(char, void *)>;
template class T5<int (*)(int, double **, void *)>;
template class T5<x>;
#endif

class T7 {
public:
    static int get();
    static void put(int);
};

int
T7::get()
{ return 1; }

void
T7::put(int i)
{
    // nothing
}

// More template kinds.  GDB 4.16 didn't handle these, but
// Wildebeest does.  Note: Assuming HP aCC is used to compile
// this file; with g++ or HP cfront or other compilers the
// demangling may not get done correctly.

// Ordinary template, to be instantiated with different types
template<class T>
class Foo {
public:
  int x;
  T t;
  T foo (int, T);
};


template<class T> T Foo<T>::foo (int i, T tt)
{
  return tt;
}

// Template with int parameter

template<class T, int sz>
class Bar {
public:
  int x;
  T t;
  T bar (int, T);
};


template<class T, int sz> T Bar<T, sz>::bar (int i, T tt)
{
  if (i < sz)
    return tt;
  else
    return 0;
}

// function template with int parameter
template<class T> int dummy (T tt, int i)
{
  return tt;
}

// Template with partial specializations
template<class T1, class T2>
class Spec {
public:
  int x;
  T1 spec (T2);
};

template<class T1, class T2>
T1 Spec<T1, T2>::spec (T2 t2)
{
  return 0;
}

template<class T>
class Spec<T, T*> {
public:
  int x;
  T spec (T*);
};

template<class T>
T Spec<T, T*>::spec (T * tp)
{
  return *tp;
}

// Template with char parameter
template<class T, char sz>
class Baz {
public:
  int x;
  T t;
  T baz (int, T);
};

template<class T, char sz> T Baz<T, sz>::baz (int i, T tt)
{
  if (i < sz)
    return tt;
  else
    return 0;
}

// Template with char * parameter
template<class T, char * sz>
class Qux {
public:
  int x;
  T t;
  T qux (int, T);
};

template<class T, char * sz> T Qux<T, sz>::qux (int i, T tt)
{
  if (sz[0] == 'q')
    return tt;
  else
    return 0;
}

// Template with a function pointer parameter
template<class T, int (*f)(int) >
class Qux1 {
public:
  int x;
  T t;
  T qux (int, T);
};

template<class T, int (*f)(int)> T Qux1<T, f>::qux (int i, T tt)
{
  if (f != 0)
    return tt;
  else
    return 0;
}

// Some functions to provide as arguments to template
int gf1 (int a) {
  return a * 2 + 13;
}
int gf2 (int a) {
  return a * 2 + 26;
}

char string[3];


// Template for nested instantiations

template<class T>
class Garply {
public:
  int x;
  T t;
  T garply (int, T);
};

template<class T> T Garply<T>::garply (int i, T tt)
{
  if (i > x)
    return tt;
  else
    {
      x += i;
      return tt;
    }
}


int main()
{
    int i;
#ifdef usestubs
    set_debug_traps();
    breakpoint();
#endif
    i = i + 1;

    // New tests added here

  Foo<int> fint={0,0};
  Foo<char> fchar={0,0};
  Foo<volatile char *> fvpchar = {0, 0};

  Bar<int, 33> bint;
  Bar<int, (4 > 3)> bint2;

  Baz<int, 's'> bazint;
  Baz<char, 'a'> bazint2;

  Qux<char, string> quxint2;
  Qux<int, string> quxint;

  Qux1<int, gf1> qux11;

  int x = fint.foo(33, 47);
  char c = fchar.foo(33, 'x');
  volatile char * cp = fvpchar.foo(33, 0);
  
  int y = dummy<int> (400, 600);

  int z = bint.bar(55, 66);
  z += bint2.bar(55, 66);

  c = bazint2.baz(4, 'y');
  c = quxint2.qux(4, 'z');
  
  y = bazint.baz(4,3);
  y = quxint.qux(4, 22);
  y += qux11.qux(4, 22);

  y *= gf1(y) - gf2(y);
  
  Spec<int, char> sic;
  Spec<int, int *> siip;

  sic.spec ('c');
  siip.spec (&x);

  Garply<int> f;
  Garply<char> fc;
  f.x = 13;

  Garply<Garply<char> > nf;
  nf.x = 31;
  
  x = f.garply (3, 4);
  
  fc = nf.garply (3, fc);

  y = x + fc.x;
  

  return 0;
    
}