From: Anatolij Gustschin <agust@denx.de>
To: Gerhard Sittig <gsi@denx.de>
Cc: linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH v1] powerpc/mpc512x: silence build warning upon disabled DIU
Date: Tue, 8 Oct 2013 23:42:08 +0200 [thread overview]
Message-ID: <20131008234208.456c8e84@crub> (raw)
In-Reply-To: <1380295718-10700-1-git-send-email-gsi@denx.de>
On Fri, 27 Sep 2013 17:28:38 +0200
Gerhard Sittig <gsi@denx.de> wrote:
> a disabled Kconfig option results in a reference to a not implemented
> routine when the IS_ENABLED() macro is used for both conditional
> implementation of the routine as well as a C language source code test
> at the call site -- the "if (0) func();" construct only gets eliminated
> later by the optimizer, while the compiler already has emitted its
> warning about "func()" being undeclared
applied, thanks!
next prev parent reply other threads:[~2013-10-08 21:50 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-27 15:28 [PATCH v1] powerpc/mpc512x: silence build warning upon disabled DIU Gerhard Sittig
2013-10-08 21:42 ` Anatolij Gustschin [this message]
2013-10-09 19:29 ` [v1] " Brian Norris
2013-10-10 16:09 ` Anatolij Gustschin
2013-10-10 18:23 ` Brian Norris
2013-10-10 19:37 ` Anatolij Gustschin
2013-10-11 17:33 ` Brian Norris
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