DOCUMENT:Q263601  03-MAY-2001  [visualc]
TITLE   :BUG: C1001 When Using Certain float Values as Template Arguments
PRODUCT :Microsoft C Compiler
PROD/VER::6.0
OPER/SYS:
KEYWORDS:kbtemplate kbCompiler kbCPPonly kbVC600bug kbDSupport kbGrpDSVCCompiler

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The information in this article applies to:

 - The C/C++ Compiler (CL.EXE), included with:
    - Microsoft Visual C++, 32-bit Enterprise Edition, version 6.0 
    - Microsoft Visual C++, 32-bit Professional Edition, version 6.0 
    - Microsoft Visual C++, 32-bit Learning Edition, version 6.0 
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SYMPTOMS
========

If a float (or double) constant is a template argument in a template class and
you instantiate the class by certain values of float, the compiler may generate
the following error:

   fatal error C1001: INTERNAL COMPILER ERROR (compiler file '.\outdname.c',
   line 572) Please choose the Technical Support command on the Visual C++ Help
   menu, or open the Technical Support help file for more information

STATUS
======

Microsoft has confirmed this to be a bug in the Microsoft products listed at the
beginning of this article.


MORE INFORMATION
================

Steps to Reproduce Behavior
---------------------------

The following sample code demonstrates the bug:

   // Test.cpp
   // Compiler option needed:none
   // Both of these examples produce the error.
    
   template<float f> class C { };
   C<3.402823466E+38> minimum;
    
   template<float f, float g> class D { };
   D<0., 2147000000.> range;

Additional query words: "Compiler Error" C1001

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Keywords          : kbtemplate kbCompiler kbCPPonly kbVC600bug kbDSupport kbGrpDSVCCompiler 
Technology        : kbVCsearch kbAudDeveloper kbCVCComp
Version           : :6.0
Issue type        : kbbug

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