KB153398 - FIX: Namespace and Typedef Cause C1001:'msc1.cpp',line 1090

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.

/* 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{}; }

FIX: Namespace and Typedef Cause C1001:'msc1.cpp',line 1090

SYMPTOMS

RESOLUTION

STATUS

MORE INFORMATION

Sample Code