SPUG: C question ;)

[Yitzchak Scott-Thoennes]

In article <20020310212822.A54051 at sabami.seaslug.org>,
Scott Blachowicz <scott at mail.dsab.rresearch.com> wrote:
>    /* All of these should be equivalent (unless I'm remembering wrong). */
>    (ptr+499)->a = 0;
>    (*(ptr+499)).a = 0;
>    ptr[499].a = 0;
>    499[ptr].a = 0;   /* !! */

Last one only works if sizeof *ptr == 1

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