[llvm-dev] How to print what -Wall represents?

Fāng-ruì Sòng via llvm-dev llvm-dev at lists.llvm.org
Sun Mar 28 19:33:41 PDT 2021


On Sun, Mar 28, 2021 at 2:00 PM Peng Yu via llvm-dev <
llvm-dev at lists.llvm.org> wrote:

> Hi,
>
> gcc -Wall -Q --help=warnings | grep enabled
>
> gcc allows this to print what -Wall represents.
>
> Is there a way to do the same in clang? Thanks.
>
> --
> Regards,
> Peng
> _______________________________________________
> LLVM Developers mailing list
> llvm-dev at lists.llvm.org
> https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
>

diagtool show-enabled a.c

diagtool is a tool in clang-tools-extra. On Debian (I think) it is packaged
in clang-tools.
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