[Bug c/92292] duplicate -Wformat warnings about incorrect printf format specifiers

[ssbssa at yahoo dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92292

--- Comment #4 from Domani Hannes <ssbssa at yahoo dot de> ---
(In reply to joseph@codesourcery.com from comment #3)
> On Tue, 31 Dec 2019, ssbssa at yahoo dot de wrote:
> 
> > But does it make sense to do a format check multiple times for one function?
> 
> Yes.  You could have a function with one format string for the message 
> printed to the terminal and another for the message printed (with the same 
> arguments) to a logfile, for example.  Or multiple format strings from 
> which the function chooses one to use based on some condition.

Interesting, I would never have thought of this possibility.

Is there also a scenario where it would make sense to have multiple format
attributes for the same format string?