BUG: C1001 Error for More Than One Explicit Instantiation

ID: Q179271

The information in this article applies to:

SYMPTOMS

The error C1001 is produced when more than one explicit instantiation of member template function is implemented. The compiler generates the following error message:

test.cpp(13) : fatal error C1001: INTERNAL COMPILER ERROR

(compiler file 'msc1.cpp', line 1188)
Please choose the Technical Support command on the Visual C++ Help menu, or open the Technical Support help file for more information


CAUSE

Member template implementation is not supported in this product.


RESOLUTION

Do not use explicit instantiation for class member template functions.


STATUS

Microsoft has confirmed this to be a bug in the Microsoft products listed at the beginning of this article.


MORE INFORMATION

Steps to Reproduce Behavior

The following sample code produces the error message described in the SYMPTOMS section: 

// test.cpp
#include <iostream.h>
lass A
{
public:
  template <class T> int getit(int i , T * it )
  {
     cout << "template getit\n" ;
     return i;
  }
// explicit instantiations
template  int getit(int i, double * it);

template   int getit (int i, char * it);// C1001 error on this line
};

Additional query words: ICE 


Keywords          : kberrmsg kbtemplate kbCompiler kbVC500bug kbVC600bug 
Version           : winnt:5.0,6.0
Platform          : winnt 
Issue type        : kbbug

Last Reviewed: July 28, 1999