import concerns (was Re: Historical language survey)
Derek Parnell
derek at psych.ward
Sat Jul 8 01:03:23 PDT 2006
On Sat, 08 Jul 2006 14:47:34 +1000, Walter Bright
<newshound at digitalmars.com> wrote:
> Brad Roberts wrote:
>> How much begging would it take to try for a release or two having
>> private symbols invisible to the importer? It's really much more
>> intuitive, imho. I haven't looked at this part of the front end code,
>> but if it's easy, feel free to make it controllable via a compiler
>> option just for the experiment's time frame.
>
> The problems happen when one has:
>
> void foo(int x);
> private void foo(long x);
>
> So the first foo is found, then overload rules apply, and the second foo
> is selected.
No.... what would happen if something outside the module called foo(long)
is that foo(int) would be called due to implicit casts and that the
module's foo(long) is invisible to the caller. It wouldn't be called
because the caller should not be able to see it.
--
Derek Parnell
Melbourne, Australia
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