[Bug c++/47721] New: [C++0x] Updated friendship rules?

[paolo.carlini at oracle dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47721

           Summary: [C++0x] Updated friendship rules?
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: enhancement
          Priority: P3
         Component: c++
        AssignedTo: unassig...@gcc.gnu.org
        ReportedBy: paolo.carl...@oracle.com


Hi,

I'm told by two colleagues that in C++0x mode we should actually accept the
below, apparently already accepted by other compilers as an extension. Are they
right?

template<typename W>
  class P
  {
  public:
    friend W;
  protected:
    P(const int& v);
  };