Re: [RFC][PATCH] A generic boolean

Andreas Schwab
2006-08-04T16:16:33Z

Jes Sorensen <jes@sgi.com> writes:

> We know that today long is the only one that differs and that
> m68k has horrible natural alignment rules for historical reasons, but
> besides that it's pretty sane.

Try determining the alignment of u64 on i386. You will be surprised.

#include <stdio.h>

typedef long long u64;
struct u64_s { u64 x; } x;

int main ()
{
printf ("%d\n", __alignof__ (u64));
printf ("%d\n", __alignof__ (x));
return 0;
}

Btw, the iptables compat code was broken due to this.

Andreas.

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Andreas Schwab, SuSE Labs, schwab@suse.de
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