Date: Wed, 21 Aug 2002 00:12:03 -0700 From: Jon Mini <mini@freebsd.org> To: "M. Warner Losh" <imp@bsdimp.com> Cc: archie@dellroad.org, freebsd-arch@FreeBSD.ORG Subject: Re: NULL Message-ID: <20020821071203.GL3751@elvis.mu.org> In-Reply-To: <20020821.003112.86889670.imp@bsdimp.com> References: <20020821012849.GK3751@elvis.mu.org> <200208210140.g7L1eCJ03992@arch20m.dellroad.org> <20020821.003112.86889670.imp@bsdimp.com>
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M. Warner Losh [imp@bsdimp.com] wrote : > From the C-99 draft standard: > > 6.3.2.1 #3: > [#3] An integer constant expression with the value 0, or > such an expression cast to type void *, is called a null > pointer constant.46) If a null pointer constant is assigned > to or compared for equality to a pointer, the constant is > converted to a pointer of that type. Such a pointer, called > a null pointer, is guaranteed to compare unequal to a > pointer to any object or function. I stand corrected. -- Jonathan Mini <mini@freebsd.org> http://www.freebsd.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message
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