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Message-ID: <51AC5D7C.2000905@asianux.com> Date: Mon, 03 Jun 2013 17:10:20 +0800 From: Chen Gang <gang.chen@...anux.com> To: Geert Uytterhoeven <geert@...ux-m68k.org> CC: Andreas Schwab <schwab@...ux-m68k.org>, linux-m68k <linux-m68k@...ts.linux-m68k.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Linux-Arch <linux-arch@...r.kernel.org> Subject: Re: [PATCH v2] arch: m68k: math-emu: unsigned issue, 'unsigned long' will never be less than zero On 05/31/2013 05:12 PM, Geert Uytterhoeven wrote: > On Thu, May 30, 2013 at 10:21 AM, Chen Gang <gang.chen@...anux.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@...anux.com> > > Thanks, applied and queued for 3.11! > Thank you too, and pardon: what is '3.11' ? :-) Thanks. -- Chen Gang Asianux Corporation -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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