Explanation, please!

[der Mouse]

In article <339 at quintus.UUCP>, jabir at quintus.uucp (Jabir Hussain) writes:
> In article <9064 at pur-ee.UUCP> hankd at pur-ee.UUCP (Hank Dietz) writes:
>>		*(((struct t512 *) q)++) = *(((struct t512 *) p)++);
>>	but, for some unknown reason, the VAX C compiler didn't like that.

> one portable way around that is to do something like:
[summarized]
> union { struct { int t[512]; } *t512; ...; char *caddr; }
[then use ++ on .t512]

This falls hopelessly flat if char * and struct {...} * have
significantly different representation.

					der Mouse

			old: mcgill-vision!mouse
			new: mouse at larry.mcrcim.mcgill.edu