netdev - Re: array subscript is above array bounds warnings with gcc4.3

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Date:	Fri, 04 Apr 2008 20:12:44 +0200
From:	Gabriel C <nix.or.die@...glemail.com>
To:	Adrian Bunk <bunk@...nel.org>
CC:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Gabriel C <crazy@...galware.org>,
	netdev <netdev@...r.kernel.org>, linux-usb@...r.kernel.org,
	linux-acpi@...r.kernel.org
Subject: Re: array subscript is above array bounds warnings with gcc4.3

Adrian Bunk wrote:
> On Fri, Apr 04, 2008 at 07:31:18PM +0200, Gabriel C wrote:
>> Hi,
>>
>> I noticed these warning on my randconfig logs of some builds :
>>
>> ..
>>
>> drivers/usb/core/hcd.c: In function 'usb_hcd_poll_rh_status':                                                                                                
>> include/asm/string_32.h:65: warning: array subscript is above array bounds
>>
>> net/netfilter/nf_conntrack_proto_sctp.c: In function 'sctp_packet':                                                                                          
>> net/netfilter/nf_conntrack_proto_sctp.c:374: warning: array subscript is above array bounds
>>
>> drivers/acpi/tables/tbfadt.c: In function 'acpi_tb_create_local_fadt':                                                                                       
>> include/asm/string_32.h:65: warning: array subscript is above array bounds
>>
>> ...
> 
> Sounds like a known and already fixed bug in gcc.
> 
> Can you confirm that they go away when you build your compiler from the 
> head of the gcc 4.3 SVN branch?
> 

I cannot do that right now but I'll build SVN 4.3 tomorrow and report back.

Gabriel

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