Re: Warning in LLVM Clang

From	Ben Bacarisse <ben.usenet@bsb.me.uk>
Newsgroups	comp.lang.c
Subject	Re: Warning in LLVM Clang
Date	2020-01-10 13:23 +0000
Organization	A noiseless patient Spider
Message-ID	<87blrbigwz.fsf@bsb.me.uk> (permalink)
References	(8 earlier) <qv7cp3$47h$1@dont-email.me> <slrnr1f03b.9in.grahn+nntp@frailea.sa.invalid> <qv9g37$kti$1@dont-email.me> <87sgkniiz8.fsf@bsb.me.uk> <slrnr1gt6f.9in.grahn+nntp@frailea.sa.invalid>

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Jorgen Grahn <grahn+nntp@snipabacken.se> writes:

> On Fri, 2020-01-10, Ben Bacarisse wrote:
>> David Brown <david.brown@hesbynett.no> writes:
>> <cut>
>>> I'd say "fix the code", rather than living with the warnings.
>>
>> In this case, I'm not sure that's the right approach.  If I recall
>> correctly the code is old and stable (some X-Windows program or other)
>> so leaving it well alone might be the safest option.
>
> Either the thread is confused or I've been a sloppy reader, or both.
>
> If certain source files are written in an old C dialect, I'd change
> CFLAGS (warning options, but primarily -std=FOO) for those files.
> Not just enable or disable -Wall.

That might be a good idea as well, but modern compilers give lots of
warnings for old code, even if the right -std argument is used.

For some as yet unexplained reason (the story is coming out in drips),
the OP is adding new code to old source files and wants good warnings
for the new code.

-- 
Ben.

Thread

Warning in LLVM Clang Mehdi Amini <atorrses@gmail.com> - 2020-01-06 17:57 +0330
  Warning in LLVM Clang chad <cdalten@gmail.com> - 2020-01-06 07:47 -0800
  Re: Warning in LLVM Clang Ben Bacarisse <ben.usenet@bsb.me.uk> - 2020-01-06 15:58 +0000
    Re: Warning in LLVM Clang Mehdi Amini <atorrses@gmail.com> - 2020-01-07 15:32 +0330
      Which compiler is it, anyway??? (Was: Warning in LLVM Clang) gazelle@shell.xmission.com (Kenny McCormack) - 2020-01-07 12:58 +0000
      Re: Warning in LLVM Clang Ben Bacarisse <ben.usenet@bsb.me.uk> - 2020-01-07 14:33 +0000
        Re: Warning in LLVM Clang Mehdi Amini <atorrses@gmail.com> - 2020-01-08 16:35 +0330
          Re: Warning in LLVM Clang David Brown <david.brown@hesbynett.no> - 2020-01-08 15:11 +0100
            Re: Warning in LLVM Clang Mehdi Amini <atorrses@gmail.com> - 2020-01-09 16:15 +0330
              Re: Warning in LLVM Clang David Brown <david.brown@hesbynett.no> - 2020-01-09 14:34 +0100
                Re: Warning in LLVM Clang Mehdi Amini <atorrses@gmail.com> - 2020-01-09 17:49 +0330
                Re: Warning in LLVM Clang Jorgen Grahn <grahn+nntp@snipabacken.se> - 2020-01-09 19:35 +0000
                Re: Warning in LLVM Clang David Brown <david.brown@hesbynett.no> - 2020-01-10 10:28 +0100
                Re: Warning in LLVM Clang Ben Bacarisse <ben.usenet@bsb.me.uk> - 2020-01-10 12:39 +0000
                Re: Warning in LLVM Clang Jorgen Grahn <grahn+nntp@snipabacken.se> - 2020-01-10 12:57 +0000
                Re: Warning in LLVM Clang Ben Bacarisse <ben.usenet@bsb.me.uk> - 2020-01-10 13:23 +0000
                Re: Warning in LLVM Clang David Brown <david.brown@hesbynett.no> - 2020-01-10 14:09 +0100
                Re: Warning in LLVM Clang Mehdi Amini <atorrses@gmail.com> - 2020-01-10 16:45 +0330
                Re: Warning in LLVM Clang Ben Bacarisse <ben.usenet@bsb.me.uk> - 2020-01-10 13:20 +0000
                Re: Warning in LLVM Clang Mehdi Amini <atorrses@gmail.com> - 2020-01-10 17:20 +0330
                Re: Warning in LLVM Clang Mehdi Amini <atorrses@gmail.com> - 2020-01-10 17:24 +0330
                Re: Warning in LLVM Clang Ben Bacarisse <ben.usenet@bsb.me.uk> - 2020-01-10 23:52 +0000
                Re: Warning in LLVM Clang scott@slp53.sl.home (Scott Lurndal) - 2020-01-10 15:29 +0000
                Re: Warning in LLVM Clang Ben Bacarisse <ben.usenet@bsb.me.uk> - 2020-01-10 23:28 +0000
                Re: Warning in LLVM Clang Jorgen Grahn <grahn+nntp@snipabacken.se> - 2020-01-11 14:21 +0000
              Re: Warning in LLVM Clang James Kuyper <jameskuyper@alumni.caltech.edu> - 2020-01-09 22:08 -0500
                Not exactly an "alias", but that's just being a CLC pedant... (Was: Warning in LLVM Clang) gazelle@shell.xmission.com (Kenny McCormack) - 2020-01-10 09:52 +0000
                Re: Not exactly an "alias", but that's just being a CLC pedant... (Was: Warning in LLVM Clang) David Brown <david.brown@hesbynett.no> - 2020-01-10 11:26 +0100
                Re: Warning in LLVM Clang Mehdi Amini <atorrses@gmail.com> - 2020-01-10 16:48 +0330
                Re: Warning in LLVM Clang Keith Thompson <Keith.S.Thompson+u@gmail.com> - 2020-01-10 09:34 -0800
                Re: Warning in LLVM Clang Mehdi Amini <atorrses@gmail.com> - 2020-01-11 14:41 +0330
  Re: Warning in LLVM Clang Guillaume <message@bottle.org> - 2020-01-06 17:23 +0100
    Re: Warning in LLVM Clang Mehdi Amini <atorrses@gmail.com> - 2020-01-07 15:39 +0330

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