size_t + ptrdiff_t

[Manu]

On 20 February 2012 01:10, kennytm <kennytm at gmail.com> wrote:

> Manu <turkeyman at gmail.com> wrote:
> > I propose size_t + ssize_t should both exist, and represent the native
> > integer size.
>
> sizediff_t (currently just aliased to ptrdiff_t but the link could be
> broken).
>
> > Also something like ptr_t, and ptrdiff_t should also exist,
> > and represent the size of the pointer.
> >
>
> core.stdc.stdint.uintptr_t
>

O_o .. how is this different to size_t now? Why the redundant alias?
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