Ok, I understand your point of view. But why show the duplicate as an error if it is not referenced anywhere? It could be an error just in the references.
Em qua., 1 de mai. de 2024, 03:46, Steve Smith <[email protected]> escreveu: > It seems perfectly clear to me that the OP was asking why in this > particular example, it only produced RC=4, instead of the expected RC=8. > > So far, no response seems to be relevant, other than the request for an > example. > > sas > > On Wed, May 1, 2024 at 4:43 AM Charles Mills <[email protected]> wrote: > > > Because it's an error, that's why. In the first line you tell the > > assembler "X means this location." In the second line you tell the > > assembler "X means THIS location." Well, which is it? The assembler is > > telling you you're confused, and it's an error. > > > > Believe me, you do not want the opposite behavior. In a time long ago and > > far away I used an assembler (IV Phase, if you must know) that did > exactly > > that, treating a duplicated symbol silently as a redefinition. (It also > > treated undefined symbols as EXTRNs, kicking the can down the road to the > > linker.) It was Hell! Trust me, you do NOT want that behavior. You do NOT > > want to spend four hours debugging "why when I branch to X does it not go > > where I want it to?" > > > > Charles > > > > > > -----Original Message----- > > From: IBM Mainframe Assembler List [mailto: > [email protected]] > > On Behalf Of João Reginato > > Sent: Tuesday, April 30, 2024 7:28 PM > > To: [email protected] > > Subject: RES: ASMA043E Previously defined symbol > > Importance: Low > > > > It´s very simple: > > > > X MVC A,B > > X MVC B,A > > > > Where X is duplicated but never referenced > > > > > > -----Mensagem original----- > > De: Steve Thompson <[email protected]> > > Enviada em: terça-feira, 30 de abril de 2024 23:11 > > Para: [email protected]; [email protected] > > Assunto: Re: ASMA043E Previously defined symbol > > > > I suggest you show us a snippet of code so we can see how you are > > re-defining a variable/symbol. > > > > Steve Thompson > > > > On 4/30/2024 5:55 PM, João Reginato wrote: > > > Hi > > > > > > > > > > > > The message “ASMA043E Previously defined Symbol” is always issued when > an > > > already defined field is redefined, even if it is not referenced, > > > > > > making the compiler end with error (return code 8). > > > > > > I see this situation as it was just a warning issue (with return code > 4). > > > > > > Is there a reason for this behavior? > > > > > > > > > > > > TIA > > > > > > João > > > > > > > > > > > > > > > > > > > > > > > > > > >
