Mentor for C self study wanted
Garrett Cooper
youshi10 at u.washington.edu
Tue Oct 23 19:00:57 PDT 2007
Bruce Cran wrote:
> cpghost wrote:
>
>> There's a mismatch here: scanf("%d", ...) expects a pointer to int,
>> while &nnote is a pointer to a short. Normally, an int occupies more
>> bytes in memory than a short (typically sizeof(int) == 4 on 32bit
>> platforms, and sizeof(int) == 8 on 64bit platforms; while typically
>> sizeof(short) == 2).
>
> I think short and int stay the same on both 32 and 64 bit platforms,
> while it's only long that gets bumped to 8 bytes. At least that seems
> to be what happens on FreeBSD amd64.
>
> --
> Bruce
No... you're only safe using int32, int64, etc. Just for grins try
compiling a program like this:
#include <stdio.h>
int main() {
printf("%d\n", sizeof(int));
return 0;
}
More information about the freebsd-questions
mailing list