On Tue, May 28, 2019 at 11:27 AM Seymour J Metz <[email protected]> wrote:

> Why would I do that? O is not a valid type. You might think that it was an
> attribute, but there's no ampersand in front of Halloran. Clearly that
> crime book will get error messages.
>

O' in front of a entity is valid. It is a "Operation Code Attribute". Of
course, as you pointed out, it can't be used as a plain operand of a DS
instruction.

https://www.ibm.com/support/knowledgecenter/SSENW6_1.6.0/com.ibm.hlasm.v1r6.asma400/asmr1021240.htm

>
> --
> Shmuel (Seymour J.) Metz
> http://mason.gmu.edu/~smetz3
>
>
-- 
This is clearly another case of too many mad scientists, and not enough
hunchbacks.


Maranatha! <><
John McKown

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