RFC Add --disable-werror to gdb, etc

[Joel Sherrill]

Well I missed that we already build with --disable-werror. This is
something I guess I will have to deal with.

On Wed, Feb 15, 2023 at 5:48 PM Joel Sherrill <joel at rtems.org> wrote:

> Hi
>
> On Cygwin with gcc 11.3.0 as the native compiler, the build of gdb fails
> with:
>
>   CXX    cp-name-parser.o
> ../../gdb-11.2/gdb/completer.c: In function ‘char*
> gdb_completion_word_break_characters_throw()’:
> ../../gdb-11.2/gdb/completer.c:2014:10: error: invalid conversion from
> ‘const char*’ to ‘char*’ [-fpermissive]
>  2014 |   return rl_completer_word_break_characters;
>       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>       |          |
>       |          const char*
> make[2]: *** [Makefile:1641: completer.o] Error 1
>
> Do we want to chase these?  When we lock down tool versions and host
> compilers continue to improve, we are just begging for having to fix these
> types of issues. We have enough warnings of our own to fix. :)
>
> I'd like to add --disable-werror to at least the default gdb build. And
> suggest we consider for any other package that has enable-werror by default.
>
> Thoughts.
>
> --joel
>
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