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Q40852: FIX: A2042 May Be Caused By Using LOW and OFFSET In MASM 5.1

Article: Q40852
Product(s): Microsoft Macro Assembler
Version(s): 5.1,5.1a
Operating System(s): 
Keyword(s): 
Last Modified: 06-MAY-2001

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The information in this article applies to:

- Microsoft Macro Assembler (MASM), versions 5.1, 5.1a 
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SYMPTOMS
========

When attempting to use the LOW operator in conjunction with the OFFSET operator,
the following error message may be generated by MASM 5.1 and 5.1a

  A2042: Constant expected

STATUS
======

Microsoft has confirmed this to be a problem in MASM version 5.1. This problem
was corrected in MASM version 6.0.

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

The following code demonstrates the problem.

Sample Code
-----------

  ; Assemble options needed: none

          .model  small
          .code

  TestLow PROC

  var     DB      0
          DB      LOW OFFSET var

          RET
  TestLow ENDP

          END     TestLow

Additional query words: 5.10 5.10a buglist5.10a fixlist6.00

======================================================================
Keywords          :  
Technology        : kbMASMsearch kbAudDeveloper kbMASM510 kbMASM510a
Version           : :5.1,5.1a
Solution Type     : kbfix

=============================================================================

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