Article: Q163364
Product(s): Microsoft C Compiler
Version(s): 4.0 4.1 4.2
Operating System(s): 
Keyword(s): kbcode kbCompiler kbCPPonly kbVC kbVC500fix
Last Modified: 30-JUL-2001
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The information in this article applies to:
- The C/C++ Compiler (CL.EXE), included with:
   - Microsoft Visual C++, 32-bit Editions, versions 4.0, 4.1 
   - Microsoft Visual C++, 32-bit Enterprise Edition, version 4.2 
   - Microsoft Visual C++, 32-bit Professional Edition, version 4.2 
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SYMPTOMS
========
When you try to use a typedef class name defined local to another class, the
following internal compiler error occurs:
  
   C:\code\cust2\Test.cpp(20) : fatal error C1001: INTERNAL COMPILER
   ERROR (compiler file 'msc1.cpp', line 1089) Please choose the
   Technical Support command on the Visual C++ Help menu, or open
   the Technical Support help file for more information
RESOLUTION
==========
Declare the typedef statement outside class scope to resolve this problem.
STATUS
======
Microsoft has confirmed this to be a bug in the Microsoft products listed at the
beginning of this article. This bug was corrected in Visual C++ version 5.0.
MORE INFORMATION
================
Sample Code
-----------
      /* Compile options needed: none
      */ 
      class Alpha_Helper
      {
         int x;
      };
      class Alpha
      {
         public:
            typedef Alpha_Helper Helper;
      };
      class Beta : public Alpha::Helper
      {
         int b;
      };
Additional query words: kbVC420bug kbDSupport
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Keywords          : kbcode kbCompiler kbCPPonly kbVC kbVC500fix 
Technology        : kbVCsearch kbAudDeveloper kbCVCComp
Version           : 4.0 4.1 4.2
Issue type        : kbbug
Solution Type     : kbfix
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