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Open Source and information security mailing list archives
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Date: Mon, 31 Jan 2011 21:42:47 +0000 From: julie Sullivan <kernelmail.jms@...il.com> To: Dave Hylands <dhylands@...il.com> Cc: Sri Ram Vemulpali <sri.ram.gmu06@...il.com>, Kernel-newbies <kernelnewbies@...linux.org>, linux-kernel-mail <linux-kernel@...r.kernel.org> Subject: Re: typecheck code >If dummy and dummy2 are of different types, then when you try and do a >pointer comparison (&dummy == &dummy2) it will produce a compiler >warning/error. O--ooohhh... I came across this ages ago when I was trying to unravel the jiffies wraparound macros and I've been scratching my head ever since trying to figure out what this line _really_ did. A bit arcane, isn't it? Thanks a lot Dave and everyone for explaining. Cheers Julie -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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