Re: Workaround for partial specialization wanted

From:
"Matthias Hofmann" <hofmann@anvil-soft.com>
Newsgroups:
comp.lang.c++.moderated
Date:
Mon, 12 Nov 2007 09:44:26 CST
Message-ID:
<5pr0jhFsnibpU1@mid.individual.net>
"Matthias Hofmann" <hofmann@anvil-soft.com> schrieb im Newsbeitrag
news:5po7pgFscksfU1@mid.individual.net...

Now my code looks like this:

#include <iostream>
#include "remove_extent.hpp"

template <class T>
T* TrackNew( T* ptr, const char* file, int line, int )
{
      std::cout << "Tracking object allocation" << std::endl;
      return ptr;
};

template <class T>
boost::remove_extent<T>::type* TrackNew( boost::remove_extent<T>::type*
ptr,
                                 const char* file, int line, ... )
{
    std::cout << "Tracking array allocation" << std::endl;
    return ptr;
}

#define NEW( T ) TrackNew<T>( new T, __FILE__, __LINE__, 0 )

int main()
{
    int* p1 = NEW( int );
    delete p1;

    int* p2 = NEW( int[64] );
    delete [] p2;

    return 0;
}


Unfortunately this does not help me as much as I thought it would, because
in my actual code, TrackNew() is a member function template, and while the
above code does not cause any problems, my compiler chokes on the following:

template <class T> T* f( T* ptr )
{
     return ptr;
}

struct X
{
     template <class T> T* f( T* ptr )
     {
         return ptr;
     }
};

int main()
{
     int i;

     // Does not cause any problems.
     int* p = f<int>( &i );

     X x;

     // error C2062: type 'int' unexpected
     p = x.f<int>( &int );

     return 0;
}

Does anyone happen to know a workaround for this? If yes, then I might give
it yet another try...

--
Matthias Hofmann
Anvil-Soft, CEO
http://www.anvil-soft.com - The Creators of Toilet Tycoon
http://www.anvil-soft.de - Die Macher des Klomanagers

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