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From: Chen Gang <gang.chen@asianux.com>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Andreas Schwab <schwab@linux-m68k.org>,
	linux-m68k <linux-m68k@lists.linux-m68k.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Linux-Arch <linux-arch@vger.kernel.org>
Subject: Re: [PATCH v2] arch: m68k: math-emu: unsigned issue, 'unsigned long' will never be less than zero
Date: Mon, 03 Jun 2013 17:10:20 +0800	[thread overview]
Message-ID: <51AC5D7C.2000905@asianux.com> (raw)
In-Reply-To: <CAMuHMdWOxh_YvQyid-PiN7FsM=OC=0YWOzJb86pKaQn3HrjaQw@mail.gmail.com>

On 05/31/2013 05:12 PM, Geert Uytterhoeven wrote:
> On Thu, May 30, 2013 at 10:21 AM, Chen Gang <gang.chen@asianux.com> wrote:
>> 'oldmant.m32[1]' is 'unsigned long' which never '< 0', and the original
>> author wanted to check the highest bit whether set.
>>
>> So need make the bit test explicit (which is better than type cast form
>> 'unsigned long' to 'long').
>>
>> The related warning: (with EXTRA_CFLAGS=-W ARCH=m68k for allmodconfig)
>>   arch/m68k/math-emu/fp_arith.c:522:4: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits]
>>
>> Signed-off-by: Chen Gang <gang.chen@asianux.com>
> 
> Thanks, applied and queued for 3.11!
> 

Thank you too, and pardon: what is '3.11' ?  :-)


Thanks.
-- 
Chen Gang

Asianux Corporation

WARNING: multiple messages have this Message-ID (diff)
From: Chen Gang <gang.chen@asianux.com>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Andreas Schwab <schwab@linux-m68k.org>,
	linux-m68k <linux-m68k@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Linux-Arch <linux-arch@vger.kernel.org>
Subject: Re: [PATCH v2] arch: m68k: math-emu: unsigned issue, 'unsigned long' will never be less than zero
Date: Mon, 03 Jun 2013 17:10:20 +0800	[thread overview]
Message-ID: <51AC5D7C.2000905@asianux.com> (raw)
In-Reply-To: <CAMuHMdWOxh_YvQyid-PiN7FsM=OC=0YWOzJb86pKaQn3HrjaQw@mail.gmail.com>

On 05/31/2013 05:12 PM, Geert Uytterhoeven wrote:
> On Thu, May 30, 2013 at 10:21 AM, Chen Gang <gang.chen@asianux.com> wrote:
>> 'oldmant.m32[1]' is 'unsigned long' which never '< 0', and the original
>> author wanted to check the highest bit whether set.
>>
>> So need make the bit test explicit (which is better than type cast form
>> 'unsigned long' to 'long').
>>
>> The related warning: (with EXTRA_CFLAGS=-W ARCH=m68k for allmodconfig)
>>   arch/m68k/math-emu/fp_arith.c:522:4: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits]
>>
>> Signed-off-by: Chen Gang <gang.chen@asianux.com>
> 
> Thanks, applied and queued for 3.11!
> 

Thank you too, and pardon: what is '3.11' ?  :-)


Thanks.
-- 
Chen Gang

Asianux Corporation

  parent reply	other threads:[~2013-06-03  9:11 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-30  6:25 [PATCH] arch: m68k: math-emu: unsigned issue, 'unsigned long' will never be less than zero Chen Gang
2013-05-30  6:25 ` Chen Gang
2013-05-30  7:09 ` Andreas Schwab
2013-05-30  7:09   ` Andreas Schwab
2013-05-30  8:08   ` Chen Gang
2013-05-30  8:08     ` Chen Gang
2013-05-30  8:21   ` [PATCH v2] " Chen Gang
2013-05-30  8:21     ` Chen Gang
2013-05-31  9:12     ` Geert Uytterhoeven
2013-05-31  9:12       ` Geert Uytterhoeven
2013-06-03  9:10       ` Chen Gang
2013-06-03  9:10       ` Chen Gang [this message]
2013-06-03  9:10         ` Chen Gang
2013-06-03  9:13         ` Geert Uytterhoeven
2013-06-03  9:13           ` Geert Uytterhoeven
2013-06-03  9:22           ` Chen Gang
2013-06-03  9:22           ` Chen Gang
2013-06-03  9:22             ` Chen Gang
2013-06-03  9:13         ` Geert Uytterhoeven
2013-05-31  9:12     ` Geert Uytterhoeven
2013-05-30  7:09 ` [PATCH] " Andreas Schwab

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