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

Last reviewed: September 11, 1997
Article ID: Q40852

5.10 5.10a MS-DOS kbtool kbfixlist kbbuglist

The information in this article applies to:

Microsoft Macro Assembler for MS-DOS, versions 5.1 and 5.1a

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 reference words: 5.10 5.10a buglist5.10a fixlist6.00
KBCategory: kbtool kbfixlist kbbuglist
KBSubCategory: MLIss
Solution Type : kbfix

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Last reviewed: September 11, 1997
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