How to identity processor architecture

[Enrico Granata]

What if one is compiling 32bit code on a 64bit processor? Would 4 be an acceptable result to you in that case?

Enrico Granata
Computer Science & Engineering Department (EBU3B) - Room 3240
office phone 858 534 9914
University of California, San Diego

On Jan 26, 2011, at 10:07 PM, prabhu wrote:

> Hi Dear,
> 
> I just wanna to know my processor architecture(32bit or 64 bit) through 
> c programming.
> 
> According to me the sizeof of pointer will give the result. Like below 
> coding.
> 
> int main()
> {
>    int *ptr;
>    printf("%d",sizeof(ptr));
> }
> 
> Please correct me if i am wrong...
> 
> Any suggestion or help would be appreciated.
> 
> Thanks,
> Prabhu
> 
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