C++ Logo

sg16

Advanced search

Re: [isocpp-lib-ext] LEWG(I) (Bi)Weekly review - P2510R0: Formatting pointers

From: Victor Zverovich <victor.zverovich_at_[hidden]>
Date: Fri, 11 Feb 2022 15:29:33 -0800
I didn't say that I *like* the locale part. I agree that it's a bit hacky
but I didn't feel strongly enough to object to the whole paper, just called
it out.

- Victor

On Fri, Feb 11, 2022 at 2:28 PM Peter Dimov <pdimov_at_[hidden]> wrote:

> I now officially can't tell when Victor will like a <format> addition or
> not.
>
> Allowing locale-dependent printing of pointers in order to get a more
> readable representation seems a hack to me. If the user goal is a
> more readable pointer representation, we should be providing a direct
> way to obtain it, not something that abuses the localization mechanism
> to achieve it indirectly.
>
> > -----Original Message-----
> > From: Lib-Ext <lib-ext-bounces_at_[hidden]> On Behalf Of Victor
> > Zverovich via Lib-Ext
> >
> > +1
> >
> > (Localized formatting of pointers is slightly unorthodox but I see the
> value for
> > readability.)
> >
> > Thanks, Mark, for writing this paper.
> >
> >
> > Cheers,
> > Victor
> >
> >
> > On Thu, Feb 10, 2022 at 3:41 PM Inbal Levi via Lib-Ext <lib-
> > ext_at_[hidden] <mailto:lib-ext_at_[hidden]> > wrote:
> >
> >
> > Hello LEWG (CCing SG16),
> > With the design phase of C++23 behind us, we will continue to
> process
> > issues and minor changes targeting C++23. The majority of them will
> target
> > electronic poll directly (as is the following paper)
> >
> >
> > P2510R0 <https://wg21.link/P2510R0> : Formatting pointers
> >
> > By: Mark de Wever
> >
> > ***
> >
> > From the Abstract:
> > The number of formatting options for pointer types is limited when
> > compared to integer types. Since the formatting options are already
> > implemented for integer types, some of these restrictions seem
> unnecessary
> > and inconsistent. This paper aims to make formatting pointer types more
> > useful, reducing the need for users to write their own formatters or
> casting a
> > pointer type to an integer type.
> >
> >
> >
> > Some meta data:
> >
> > * The paper mentions two issues:
> >
> > * LWG3612 <https://cplusplus.github.io/LWG/issue3612
> >
> > (voted into WD in latest plenary P2531R0
> > <https://wiki.edg.com/pub/Wg21virtual2022-02/StrawPolls/p2531r0.html> )
> >
> > * LWG3644 <https://cplusplus.github.io/LWG/issue3644
> >
> > (LWG's priority 2 - important bug)
> >
> >
> > * The paper contains a Tony-table. (Section 2)
> > * The paper contains wording, as well as updates
> > `__cpp_lib_format`. (Section 4)
> > * Please vote with +1 if you support passing the paper to
> electronic
> > poll.
> > (assuming remarks which comes up in the thread will be
> > addressed / implemented)
> >
> > ***
> >
> >
> > Weekly reviews improve the readability of the standard!
> > By asking questions and sending remarks you indicate to the authors
> > which parts of the proposal are not clear, and by doing so, reduce the
> chances
> > of ambiguity in the final draft of the standard.
> >
> > Thank you for your time,
> > Inbal Levi
> > _______________________________________________
> > Lib-Ext mailing list
> > Lib-Ext_at_[hidden] <mailto:Lib-Ext_at_[hidden]>
> > Subscription:
> https://lists.isocpp.org/mailman/listinfo.cgi/lib-ext
> > Link to this post:
> http://lists.isocpp.org/lib-ext/2022/02/22483.php
> >
>
>
>

Received on 2022-02-11 23:29:45