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Date:      Mon, 16 Jun 2008 16:08:09 +0200 (CEST)
From:      Oliver Fromme <olli@lurza.secnetix.de>
To:        freebsd-current@FreeBSD.ORG, julian@elischer.org
Subject:   Re: mprof and new systems..
Message-ID:  <200806161408.m5GE89RR096948@lurza.secnetix.de>
In-Reply-To: <48537B5F.30207@elischer.org>

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Julian Elischer wrote:
 > in addition, with -O2 it seems that the address of the variable
 > may actually be wring if the optimiser never bothers to
 > have the variable actually saved.

Maybe I'm missing the obvious here, but you can prevent
the compiler from optimizing the variable by declaring
it as "volatile".

Best regards
   Oliver

-- 
Oliver Fromme, secnetix GmbH & Co. KG, Marktplatz 29, 85567 Grafing b. M.
Handelsregister: Registergericht Muenchen, HRA 74606,  Geschäftsfuehrung:
secnetix Verwaltungsgesellsch. mbH, Handelsregister: Registergericht Mün-
chen, HRB 125758,  Geschäftsführer: Maik Bachmann, Olaf Erb, Ralf Gebhart

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"C++ is to C as Lung Cancer is to Lung."
        -- Thomas Funke



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