Article: Q153398
Product(s): Microsoft C Compiler
Version(s): 4.0 4.1 4.2
Operating System(s):
Keyword(s): kbcode kbprogramming kbusage kbCompiler kbCPPonly kbLangCPP kbVC kbVC400bug kbVC410bug
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
========
A program that uses a namespace including a typedef name for the base class name
may cause the compiler to generate the following error message:
fatal error C1001: INTERNAL COMPILER ERROR
In addition, this error will be followed by a message similar to this:
(compiler file 'msc1.cpp', line 899) <if using version 4.0>
(compiler file 'msc1.cpp', line 1090) <if using version 4.1>
(compiler file 'msc1.cpp', line 1089) <if using version 4.2>
Please choose the Technical Support command on the Visual C++
Help menu, or open the Technical Support help file for more information
Error executing cl.exe.
RESOLUTION
==========
Avoid a typedef name for the base class within a different derived class
namespace.
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:
*/
//messages.cpp
namespace X {
class A{};
typedef A B;
}
namespace Y{
class C: public X::B{};
// Work around: replace the above line with the following:
// class C : public X::A{};
}
Additional query words:
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Keywords : kbcode kbprogramming kbusage kbCompiler kbCPPonly kbLangCPP kbVC kbVC400bug kbVC410bug kbVC420bug kbVC500fix
Technology : kbVCsearch kbAudDeveloper kbCVCComp
Version : 4.0 4.1 4.2
Issue type : kbbug
Solution Type : kbfix
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