Peter Eisentraut <peter_e(at)gmx(dot)net> writes:
> I think it is reasonable to assume that those wanting to use -Werror should
> use the new flex, because if they don't the build will fail anyway, at any of
> the other lexers.
It's been true for quite a long time that only ecpg's lexer generated
any warnings on stable flex releases like 2.5.4. The Makefile
configuration was not unreasonable.
regards, tom lane