From: "H. Peter Anvin" <hpa@zytor.com>
To: Behan Webster <behanw@converseincode.com>, arnd@arndb.de
Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org,
dwmw2@infradead.org, pageexec@freemail.hu,
Mark Charlebois <charlebm@gmail.com>
Subject: Re: [PATCH] LLVMLinux: Remove warning about returning an uninitialized variable
Date: Mon, 31 Mar 2014 15:19:54 -0700 [thread overview]
Message-ID: <5339EA0A.4040200@zytor.com> (raw)
In-Reply-To: <5339E946.90903@converseincode.com>
On 03/31/2014 03:16 PM, Behan Webster wrote:
>>>
>> __compiletime_error traps at compile time rather than link time, which
>> is what you want.
> The idea is to remove the compile time warning that the return code
> "prev" isn't initialized in the default case. Indicating that
> wrong_size_cmpxchg doesn't return fixes that false positive.
>
Perhaps __compiletime_error() should have __noreturn built in?
-hpa
prev parent reply other threads:[~2014-03-31 22:20 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-22 6:38 [PATCH] LLVMLinux: Remove warning about returning an uninitialized variable behanw
2014-03-22 10:01 ` Arnd Bergmann
2014-03-22 15:45 ` Behan Webster
2014-03-22 15:48 ` [PATCH v2] " behanw
2014-03-22 16:21 ` Sam Ravnborg
2014-03-22 16:31 ` Behan Webster
2014-03-22 16:35 ` [PATCH v3] " behanw
2014-03-22 16:29 ` [PATCH v2] " James Bottomley
2014-03-22 16:37 ` Behan Webster
2014-03-22 16:42 ` James Bottomley
2014-03-23 6:32 ` Behan Webster
2014-03-24 5:53 ` [PATCH v4] " behanw
2014-03-24 9:46 ` David Howells
2014-03-25 17:16 ` Arnd Bergmann
2014-03-31 20:52 ` [PATCH] " H. Peter Anvin
2014-03-31 22:10 ` Behan Webster
2014-03-31 22:11 ` H. Peter Anvin
2014-03-31 22:16 ` Behan Webster
2014-03-31 22:19 ` H. Peter Anvin [this message]
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