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* array subscript is above array bounds warnings with gcc4.3
@ 2008-04-04 17:31 Gabriel C
  2008-04-04 18:05 ` Adrian Bunk
  0 siblings, 1 reply; 3+ messages in thread
From: Gabriel C @ 2008-04-04 17:31 UTC (permalink / raw)
  To: Linux Kernel Mailing List; +Cc: Gabriel C, netdev, linux-usb, linux-acpi

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

...

Regards,

Gabriel

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: array subscript is above array bounds warnings with gcc4.3
  2008-04-04 17:31 array subscript is above array bounds warnings with gcc4.3 Gabriel C
@ 2008-04-04 18:05 ` Adrian Bunk
  2008-04-04 18:12   ` Gabriel C
  0 siblings, 1 reply; 3+ messages in thread
From: Adrian Bunk @ 2008-04-04 18:05 UTC (permalink / raw)
  To: Gabriel C
  Cc: Linux Kernel Mailing List, Gabriel C, netdev, linux-usb,
	linux-acpi

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?

> Regards,
> 
> Gabriel

cu
Adrian


-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed


^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: array subscript is above array bounds warnings with gcc4.3
  2008-04-04 18:05 ` Adrian Bunk
@ 2008-04-04 18:12   ` Gabriel C
  0 siblings, 0 replies; 3+ messages in thread
From: Gabriel C @ 2008-04-04 18:12 UTC (permalink / raw)
  To: Adrian Bunk
  Cc: Linux Kernel Mailing List, Gabriel C, netdev, linux-usb,
	linux-acpi

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


^ permalink raw reply	[flat|nested] 3+ messages in thread

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2008-04-04 17:31 array subscript is above array bounds warnings with gcc4.3 Gabriel C
2008-04-04 18:05 ` Adrian Bunk
2008-04-04 18:12   ` Gabriel C

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