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Re: g++ -c -Werror -Weverything exercise_2_17.cpp

From Juha Nieminen <nospam@thanks.invalid>
Newsgroups comp.lang.c++
Subject Re: g++ -c -Werror -Weverything exercise_2_17.cpp
Date 2022-12-30 21:05 +0000
Organization Aioe.org NNTP Server
Message-ID <tonjq0$ihs$1@gioia.aioe.org> (permalink)
References <566e441b-e915-4a5d-802e-5b8b3926cac5n@googlegroups.com> <toktj3$bqr$3@gioia.aioe.org> <tol0b7$dnjr$1@dont-email.me>

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Paavo Helde <eesnimi@osa.pri.ee> wrote:
>> Don't enable all warnings. Some warnings are extremely specific and not even
>> intended for regular use, only for very special circumstances.
>> 
>> -Wall is a relatively safe bet. If you want a bit more, also add -Wextra.
> 
> There are other warnings in addition to -Wall -Wextra which I have found 
> to be useful for me, e.g.
> 
> -Wpointer-arith -Wcast-align -Wstrict-aliasing=1 -Werror=type-limits

There was also the warning (which exact name I don't remember right now)
that will warn for uses of C-style casts. Depending on how much of a
C++ purist one is, it might also be worth considering.

> And vice versa, -Wall -Wextra triggers some unneeded warnings which I am 
> switching off by -Wno-... options.

Can you give some examples?

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Thread

g++  -c -Werror -Weverything exercise_2_17.cpp "gdo...@gmail.com" <gdotone@gmail.com> - 2022-12-27 01:22 -0800
  Re: g++ -c -Werror -Weverything exercise_2_17.cpp Öö Tiib <ootiib@hot.ee> - 2022-12-27 02:50 -0800
  Re: g++  -c -Werror -Weverything exercise_2_17.cpp Juha Nieminen <nospam@thanks.invalid> - 2022-12-29 20:33 +0000
    Re: g++ -c -Werror -Weverything exercise_2_17.cpp Paavo Helde <eesnimi@osa.pri.ee> - 2022-12-29 23:20 +0200
      Re: g++ -c -Werror -Weverything exercise_2_17.cpp Juha Nieminen <nospam@thanks.invalid> - 2022-12-30 21:05 +0000
        Re: g++ -c -Werror -Weverything exercise_2_17.cpp Paavo Helde <eesnimi@osa.pri.ee> - 2022-12-30 23:33 +0200
          Re: g++ -c -Werror -Weverything exercise_2_17.cpp Juha Nieminen <nospam@thanks.invalid> - 2022-12-31 15:05 +0000
            Re: g++ -c -Werror -Weverything exercise_2_17.cpp David Brown <david.brown@hesbynett.no> - 2022-12-31 16:40 +0100
              Re: g++ -c -Werror -Weverything exercise_2_17.cpp Juha Nieminen <nospam@thanks.invalid> - 2023-01-03 06:27 +0000
                Re: g++ -c -Werror -Weverything exercise_2_17.cpp David Brown <david.brown@hesbynett.no> - 2023-01-03 08:51 +0100
                Re: g++ -c -Werror -Weverything exercise_2_17.cpp Juha Nieminen <nospam@thanks.invalid> - 2023-01-03 09:13 +0000
                Re: g++ -c -Werror -Weverything exercise_2_17.cpp David Brown <david.brown@hesbynett.no> - 2023-01-03 11:47 +0100
            Re: g++ -c -Werror -Weverything exercise_2_17.cpp Paavo Helde <eesnimi@osa.pri.ee> - 2022-12-31 18:50 +0200
              Re: g++ -c -Werror -Weverything exercise_2_17.cpp David Brown <david.brown@hesbynett.no> - 2022-12-31 18:47 +0100

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