Re: Remove useless casts to (void *)

Bruce Momjian <bruce@momjian.us>

From: Bruce Momjian <bruce@momjian.us>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Peter Eisentraut <peter@eisentraut.org>, pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2024-11-01T01:10:01Z
Lists: pgsql-hackers
On Tue, Oct 29, 2024 at 10:20:03AM -0400, Tom Lane wrote:
> Peter Eisentraut <peter@eisentraut.org> writes:
> > There are a bunch of (void *) casts in the code that don't make sense to 
> > me.  I think some of these were once necessary because char * was used 
> > in place of void * for some function arguments.  And some of these were 
> > probably just copied around without further thought.  I went through and 
> > cleaned up most of these.  I didn't find any redeeming value in these. 
> > They are just liable to hide actual problems such as incompatible types. 
> >   But maybe there are other opinions.
> 
> I don't recall details, but I'm fairly sure some of these prevented
> compiler warnings on some (old?) compilers.  Hard to be sure if said
> compilers are all gone.
> 
> Looking at the sheer size of the patch, I'm kind of -0.1, just
> because I'm afraid it's going to create back-patching gotchas.
> I don't really find that it's improving readability, though
> clearly that's a matter of opinion.

I kind of liked the patch in terms of simplifying things.

-- 
  Bruce Momjian  <bruce@momjian.us>        https://momjian.us
  EDB                                      https://enterprisedb.com

  When a patient asks the doctor, "Am I going to die?", he means 
  "Am I going to die soon?"



Commits

  1. Remove PointerIsValid()

  2. Define __EXTENSIONS__ on Solaris, too.

  3. Define _POSIX_C_SOURCE as 200112L on Solaris.

  4. Remove useless casts to (void *)