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Subject: Re: Outputting u64 word using printf?

Author: Uri Blass

Date: 07:46:28 06/07/04

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On June 07, 2004 at 10:40:09, Fabien Letouzey wrote:

>On June 07, 2004 at 10:36:58, Vincent Diepeveen wrote:
>
>>On June 07, 2004 at 10:30:50, Fabien Letouzey wrote:
>
>>r = 1<<36; // works for good compilers not for the rest
>
>Hm, my understanding is that first "1<<36" should be calculated (so it's 0 if
>sizeof(int) <= 4) and *then* cast into r's type (oops, too late).
>
>Fabien.

A smart compiler should understand that 1<<36 cannot mean 0 because in that case
the programmer has no reason to write it in that way.

The only logical meaning of 1<<36 is that it is a 64 bit number(espacially when
r is defined as a 64 bit number).

Uri



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