[m-rev.] for review: extend modes of operation

[Zoltan Somogyi]

On Mon, 12 Oct 2015 20:14:19 +1100 (AEDT), Julien Fischer <jfischer at opturion.com> wrote:
> I'd already tried removing those two lines and have successfully built
> the Mercury system in the csharp, java and hlc.gc grades using
> --use-mmc-make as well as all the sample programs.  Looking through mmc
> --make's list of compilation tasks I don't think the above options can
> actually do anything meaningful now in this context anyway (whatever
> they may once have done).   I'll step through all the compilation tasks
> and provided they all work in the absence of those lines, I think we can
> simply remove them.

OK, thanks. I will wait until you are done before I move
the code setting op_mode to handle_options.m.

Zoltan.