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Re: VIRT_ADDR_VARIES


From: Andreas Schwab
Subject: Re: VIRT_ADDR_VARIES
Date: Thu, 10 Nov 2011 12:20:49 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.3 (gnu/linux)

Eli Zaretskii <address@hidden> writes:

> What is the exact definition of "a pure object"?

Everything in the pure space.

>   #define PURE_P(obj) \
>     ((PNTR_COMPARISON_TYPE) XPNTR (obj) < (PNTR_COMPARISON_TYPE) my_edata)
>
> tests something different.

That's the very bug.

> It could, for example, return non-zero for an object that was not
> dynamically allocated at all.

That doesn't exist.

Andreas.

-- 
Andreas Schwab, address@hidden
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."



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