Intel® C++ Compiler for Windows* - Error: conversion to inaccessible base class is not allowed

Visual C++* .NET 2003 or Visual C++ 2005 will not compile the following code. For compatibility reason, Intel® C++ Compiler will emit a compile error when /Qvc7.1 or /Qvc8 is specified. The compiler will compile the code with a warning when the /Qvc6 option is specified.
If /Qvc is not explicitly specified, the one provided in ia32

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