Erroneous for-loop variable used with /Zc:forScope

From:
 Felipe <felipe.m.almeida@gmail.com>
Newsgroups:
microsoft.public.vc.language
Date:
Mon, 20 Aug 2007 10:00:12 -0000
Message-ID:
<1187604012.093458.202200@19g2000hsx.googlegroups.com>
Even with /Zc:forScope used, Compiling this code with Visual C++
Express 2005 tells me he is using the i from the most nested for-loop,
which is wrong! And gives an error for not having a assignment
operator. Proving is trying to use the i from the nested for-loop.
This compiles fine on Visual C++ 7.1 (2003) Professional and Visual C+
+ Express 9.0 Beta 2.

int main()
{
  struct A {
    A& operator++();
    bool operator!=(int) const;
    //A& operator=(int);
  };
  for(int i = 0; i < 10; i++)
  {
    for(A i; i != 20; ++i)
    {

    }

    i = 5;
  }
}

The error message:

subprojects\misvc\src\tnef_conversion.cpp(322) : warning C4822:
'try_convert_from_rfc2822::A::operator ++' : local class member
function does not have a body
subprojects\misvc\src\tnef_conversion.cpp(323) : warning C4822:
'try_convert_from_rfc2822::A::operator !=' : local class member
function does not have a body
subprojects\misvc\src\tnef_conversion.cpp(333) : warning C4288:
nonstandard extension used : 'i' : loop control variable declared in
the for-loop is used outside the for-loop scope; it conflicts with the
declaration in the outer scope
        subprojects\misvc\src\tnef_conversion.cpp(328) : definition of
'i' used
        subprojects\misvc\src\tnef_conversion.cpp(326) : definition of
'i' ignored
subprojects\misvc\src\tnef_conversion.cpp(333) : error C2679: binary
'=' : no operator found which takes a right-hand operand of type
'int' (or there is no acceptable conversion)

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