William Xu wrote:

> I test it with char, short, int, long, float, double and struct
> pointers, all return 4 bytes. Does the standard say anything about
> sizeof a pointer? (I didn't find it in the standard...)
>

it's implementation defined.
e.g

on 32-bit machine, sizeof(ptr) may be 32
and 64-bit machine it returns 64.

Road
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