From owner-freebsd-hackers  Fri Mar 30  9:23:47 2001
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To: Lord Isildur <mrfusion@umbar.vaxpower.org>
Cc: tech-kern@netbsd.org, freebsd-hackers@FreeBSD.ORG
Subject: Re: Question regarding the array of size 0. 
In-reply-to: Your message of "Fri, 30 Mar 2001 09:54:20 EST."
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Date: Fri, 30 Mar 2001 10:23:36 -0700
From: Drew Eckhardt <drew@PoohSticks.ORG>
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In message <Pine.3.89.10103300924.A22782-0100000@umbar>, mrfusion@umbar.vaxpowe
r.org writes:
>
>
>which all begs the question... what is the point of an array of size 
>zero? 

To allow you to do variable length arrays at the end of structures in a 
portable (C99) or semi-portable (gcc) way


    struct records {
	unsigned flags;
	struct foo[0] data;
    };

without jumping through casting hoops.

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