From: David Howells <dhowells@redhat.com>
To: "Justin P. Mattock" <justinmattock@gmail.com>
Cc: dhowells@redhat.com, linux-kernel@vger.kernel.org,
linux-acpi@vger.kernel.org, lenb@kernel.org
Subject: Re: [PATCH 3/5]acpi:glue.c Fix warning: variable 'ret' set but not used
Date: Fri, 02 Jul 2010 01:10:45 +0100 [thread overview]
Message-ID: <19422.1278029445@redhat.com> (raw)
In-Reply-To: <4C2CF400.20507@gmail.com>
Justin P. Mattock <justinmattock@gmail.com> wrote:
> a bit confused with the whole: "?:" though
> *condition ? value if true : value if false* (what if both are true
> what if both are false or does it matter?)
If you say:
cond ?: false_value
then you'll get cond if cond is non-zero and false_value if it isn't.
I suspect it's a gccism.
David
next prev parent reply other threads:[~2010-07-02 0:10 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <4C28E14D.5050701@gmail.com>
[not found] ` <1277621246-10960-4-git-send-email-justinmattock@gmail.com>
[not found] ` <1277621246-10960-1-git-send-email-justinmattock@gmail.com>
[not found] ` <7214.1277729293@redhat.com>
[not found] ` <8066.1277750854@redhat.com>
2010-06-29 3:23 ` [PATCH 3/5]acpi:glue.c Fix warning: variable 'ret' set but not used Justin P. Mattock
2010-06-29 15:47 ` David Howells
2010-06-29 17:14 ` Justin P. Mattock
2010-06-29 21:53 ` Justin P. Mattock
2010-06-30 9:13 ` David Howells
2010-06-30 13:21 ` Justin P. Mattock
2010-06-30 19:47 ` Justin P. Mattock
2010-07-01 9:31 ` David Howells
2010-07-01 13:41 ` Justin P. Mattock
2010-07-01 20:01 ` Justin P. Mattock
2010-07-02 0:10 ` David Howells [this message]
2010-07-02 0:59 ` Justin P. Mattock
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