On Wed, Sep 21, 2022 at 10:21:25AM -0400, Tom Lane wrote:
>
> lapwing uses -Werror, so it will be unhappy, but I don't think it's
> unreasonable to say that you should be using fairly modern tools
> if you want to use -Werror.
I think that the -Werror helped to find problems multiple times (although less
often than the ones due to the 32bits arch). If it's worth keeping I could see
if I can get a 2.5.36 flex to compile, if we drop fix-old-flex-code.pl.