=?UTF-8?B?0JTQuNC70Y/QvSDQn9Cw0LvQsNGD0LfQvtCy?= <dpa-postgres(at)aegee(dot)org> writes:
> unless the patch below is applied ./configure prints:
You can't run configure with -Werror; there are too many things it does
that aren't clean according to bleeding-edge compilers. This particular
issue is only the tip of the iceberg, and most of the problems are not
ours but Autoconf's, so we can't fix them.
The preferred method if you want to use -Werror is to include it in
COPT, as mentioned near the bottom of
https://www.postgresql.org/docs/current/static/install-procedure.html
regards, tom lane