Re: Broken sha512sum in coreutils

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 01/07/2011 06:52 PM, Andrew Haley wrote:

>>>>> No, it's not the same issue.
>>>>>
>>>>> On x86 as described on your link, it's just a performance penalty if
>>>>> your members are not aligned. On ARM without fixup, you read actual
>>>>> garbage as described on my article.
>>>>
>>>> Yup, I was more referring to the data not aligning when unioning
>>>
>>> That's nothing to do with this issue.
>>>
>>> With this issue, a correct structure in a typedef or a struct with
>>> correct alignment padding turns to crap because the structure pointed to
>>> is not on a u32 boundary for example.
>>
>> I see. But shouldn't the compiler be taking care of that? -malign?
>
> The compiler will always take care of that, unless someone does
> something really evil in either the code or the gcc options.

s/will/should/ and I might agree. :)

Gordan
_______________________________________________
arm mailing list
arm@xxxxxxxxxxxxxxxxxxxxxxx
https://admin.fedoraproject.org/mailman/listinfo/arm


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Linux ARM (Vger)]     [Linux ARM]     [ARM Kernel]     [Fedora User Discussion]     [Older Fedora Users Discussion]     [Fedora Advisory Board]     [Fedora Security]     [Fedora Maintainers]     [Fedora Devel Java]     [Fedora Legacy]     [Fedora Desktop]     [ATA RAID]     [Fedora Marketing]     [Fedora Mentors]     [Fedora Package Announce]     [Fedora Package Review]     [Fedora Music]     [Fedora Packaging]     [Centos]     [Fedora SELinux]     [Coolkey]     [Yum Users]     [Tux]     [Yosemite News]     [Linux Apps]     [KDE Users]     [Fedora Tools]     [Fedora Art]     [Fedora Docs]     [Asterisk PBX]

Powered by Linux