Re: [PATCH 1/2] gdb: introduce command "info architecture"

["Maciej W. Rozycki" <macro@orcam.me.uk>]

On Thu, 27 Nov 2025, Guinevere Larsen wrote:

> >   We could reword output from `set architecture' so as not to suggest the
> > use without an argument is invalid.
> > 
> >   In any case the listing facility must not be an `info' subcommand, as
> > these are meant for showing the state of the debuggee,
> 
> I disagree, in my opinion, this new command would function basically just like
> "info unwinder", giving information on how GDB is able to interact with the
> inferior.

 Is it the semantics documented in the manual since forever (search for it 
and when it appeared there) that you disagree with?  I don't know what 
`info unwinder' is about, but maybe someone got it wrong too and it should 
be a `show' subcommand instead.

> >   while the set of
> > architectures supported is a property of the given instance of GDB itself,
> > and therefore suitable for the `set'/`show' commands.  So if a new command
> > it would have to be `show architecture list' or suchlike.
> 
> My understanding is that set/show commands are mostly used for when the user
> could change something, and the point of this command is showing the user the
> compilation options that were used, there's no changes that a user could do.

 Same as with:

(gdb) show version

-- it can't be changed by the user and there's no corresponding `set' 
command.

  Maciej