On Fri, 17 Feb 2023, 06:19 Alexandre Oliva via Libstdc++, <
libstdc++@gcc.gnu.org> wrote:

>
> The '#define func' added in 2021, to test that system headers don't
> violate the user namespace, exposes such a bug in the vxworks sysLib.h
> header, so add yet another such annotated workaround.
>
> Regstrapped on x86_64-linux-gnu.
> Tested on arm-vxworks7 (gcc-12) and arm-eabi (trunk).  Ok to install?
>

OK, thanks.



> for  libstdc++-v3/ChangeLog
>
>         * testsuite/17_intro/names.cc: Undef func on vxworks >= 7 in
>         kernel mode.
> ---
>  libstdc++-v3/testsuite/17_intro/names.cc |    2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/libstdc++-v3/testsuite/17_intro/names.cc
> b/libstdc++-v3/testsuite/17_intro/names.cc
> index d3e0db9bab6b9..c2d67ebe01276 100644
> --- a/libstdc++-v3/testsuite/17_intro/names.cc
> +++ b/libstdc++-v3/testsuite/17_intro/names.cc
> @@ -329,6 +329,8 @@
>  #undef d
>  #undef e
>  #undef f
> +// in sysLib.h, func appears as a formal parameter name
> +#undef func
>  #endif // __RTP__
>
>  #endif // VxWorks Major >= 7
>
> --
> Alexandre Oliva, happy hacker                https://FSFLA.org/blogs/lxo/
>    Free Software Activist                       GNU Toolchain Engineer
> Disinformation flourishes because many people care deeply about injustice
> but very few check the facts.  Ask me about <https://stallmansupport.org>
>