> O' in front of a entity is valid. Some uses are valid, but not that one. The O attribute has to be used inside of a macro, and even then it can only be used with a SETC symbol or parameter. A name that does not begin with an ampersand is neither.
-- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 ________________________________________ From: IBM Mainframe Assembler List <ASSEMBLER-LIST@LISTSERV.UGA.EDU> on behalf of John McKown <john.archie.mck...@gmail.com> Sent: Tuesday, May 28, 2019 1:29 PM To: ASSEMBLER-LIST@LISTSERV.UGA.EDU Subject: Re: You know you've been writing assembler too long when... On Tue, May 28, 2019 at 11:27 AM Seymour J Metz <sme...@gmu.edu> 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://secure-web.cisco.com/1QzufXmahzj_EwYG78xVddHD8hjgiElfIeqqH6AEVxWIel0PP3zrSswkDAemZDyUVcxs1e-e_8NiRb67s9bJR0jiFpPLj5qN_KxS2FcnbfUxIyQuI9JSq3_PAsmimQ-1c9WdHWw3xVbthg7iIU_2xbLC-W_N5i96z4iiDKGiAgmcJcqDJm7SHSTeax-tqrjpaXztyipFoMF_ZXyrC2eqmegi0iOVByeRK7oeirpoC2Mkqq2tGn8F0abfHHNGzBkLCIsOYNqe06hn5uJQFFCdzF8w9JxyhVGQMeLNSjyHBqvzn36xhRMb-2DJp9K9i1wEkRmWRWlak0NoB_Gh1Jvm5ALK42av2S0y9aaUlCWpIIb8xqiI-PIZW8qoZ6dJBENdfJ_NiFZXcQ7XI5_XRbIGIiCr2sG5tVO6k_-WOiGYsjoOFfhuJ7YtwglQKtD0n6dwj/https%3A%2F%2Fwww.ibm.com%2Fsupport%2Fknowledgecenter%2FSSENW6_1.6.0%2Fcom.ibm.hlasm.v1r6.asma400%2Fasmr1021240.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