On Tue, 17 Feb 2026 10:06:03 +0100, Abe Kornelis <[email protected]> wrote:

>I disagree wholeheartedly with anyone who claims that the
>length attribute of a bit EQU should not be used to contain
>a copy of its value - or anything else for that matter.

L' for flags is totally unacceptable. Show us 1 instance in the 4 volumes of 
the z/OS data area's that allows you to code L'flagname.

Using C'x' for flags is totally unacceptable.  Again, show us 1 instance. 

Both cause confusion leading to coding errors. I've only seen this technique 
used outside of vendor products.

>Not only was it good enough for Dr. John Ehrman - he liked it enough
>to spend a large presentation on the technique.

Can you point us to this presentation? Dr. Ehrman never convinced IBM to use 
this technique. I would like to know why he considered it a good technique.

>The assembler has always given us freedom of expression.

Assembler is very powerful but it's no excuse to abuse it to the point of 
causing confusion.

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