Re: [pcre-dev] Release candidate for 10.10

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Szerző: Dagobert Michelsen
Dátum:  
Címzett: pcre-dev@exim.org
Tárgy: Re: [pcre-dev] Release candidate for 10.10




> Am 26.02.2015 um 17:42 schrieb ph10@???:
>
>> On Thu, 26 Feb 2015, Giuseppe D'Angelo wrote:
>>
>>> On 26 February 2015 at 12:39, Zoltán Herczeg <hzmester@???> wrote:
>>> The message "bus error" is also interesting, not the usual "segmentation fault". I don't know this error, but according to wikipedia, a bus error is a fault raised by hardware when a process is trying to access memory that the CPU cannot physically address.
>>
>> It's also raised in some "more common" scenarios, such as misaligned
>> memory access, or access beyond the end of a memory-mapped file. Maybe
>> qemu is allowing an unaligned access that the native CPU would
>> disallow for some reason.
>
> I recently fixed a misaligned memory bug that showed up on SPARC 64-bit.
> I think it was also a "bus error". The patch was in the
> pcre2_serialize.c file, but I cannot remember whether the fix was before
> or after the -RC1 tarball was made. The bug was not related to JIT, but
> I think there are still JIT issues with SPARC 64-bit, aren't there?
> Could this be related


There is no Sparc64 JIT yet :-)

Best regards -- Dago

>
> Philip
>
> --
> Philip Hazel
> --
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