From mboxrd@z Thu Jan 1 00:00:00 1970 From: Breno Leitao Subject: Re: Compilation error on drivers/md/raid6int8.c on net-next-2.6 Date: Wed, 16 Jul 2008 17:06:01 -0300 Message-ID: <487E54A9.6080606@linux.vnet.ibm.com> References: <487E364C.3050200@linux.vnet.ibm.com> <20080716183128.GG17329@cs181140183.pp.htv.fi> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, linux-next@vger.kernel.org To: Adrian Bunk Return-path: Received: from igw3.br.ibm.com ([32.104.18.26]:40853 "EHLO igw3.br.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753242AbYGPULt (ORCPT ); Wed, 16 Jul 2008 16:11:49 -0400 In-Reply-To: <20080716183128.GG17329@cs181140183.pp.htv.fi> Sender: netdev-owner@vger.kernel.org List-ID: Adrian Bunk wrote: > On Wed, Jul 16, 2008 at 02:56:28PM -0300, Breno Leitao wrote: > >> drivers/md/raid6int8.c: In function `raid6_int8_gen_syndrome': >> drivers/md/raid6int8.c:185: error: unable to find a register to spill in >> class `FLOAT_REGS' >> drivers/md/raid6int8.c:185: error: this is the insn: >> (insn:HI 619 799 638 4 drivers/md/raid6int8.c:168 (set (mem:DI (plus:DI >> (reg/v/f:DI 122 [ p ]) >> (reg/v:DI 66 ctr [orig:124 d ] [124])) [0 S8 A64]) >> (reg/v:DI 129 [ wp0 ])) 320 {*movdi_internal64} (nil) >> (expr_list:REG_DEAD (reg/v:DI 129 [ wp0 ]) >> (nil))) >> drivers/md/raid6int8.c:185: confused by earlier errors, bailing out >> make[2]: *** [drivers/md/raid6int8.o] Error 1 >> make[1]: *** [drivers/md] Error 2 >> make: *** [drivers] Error 2 >> > > That's a gcc bug. > > Which gcc version are you using? I was using a RHEL4 machine (gcc version 3.4.6). I just upgraded gcc to 4.1.2, and the "problem" just disappeared. :-) Thanks Breon