[debian-mysql] Bug#678252: Bug#678252: Please drop gcc-4.4 build dependency now

Clint Byrum clint at ubuntu.com
Tue Apr 23 15:13:54 UTC 2013


On 2013-04-23 05:17, Robie Basak wrote:
> It has been almost a year since the last comment on this bug. Upstream
> still don't appear to support building the embedded ssl library on the
> current gcc in a way that works.
> 
> Can the decision to build with gcc 4.4 instead of disabling the i386
> assembly optimisations now be reconsidered? Perhaps with a view to
> making this change when jessie opens?
> 
> Note that AFAICT the optimisations are only enabled when __i386__ is
> defined, so amd64 has been relying on gcc's optimisation for the
> portable C equivalent anyway. I think it's also reasonable to doubt 
> the
> usefulness of the assembly that's being used, since it was clearly
> designed and compared against an older version of gcc, and using a 
> newer
> gcc invalidates any assumptions that the assembly optimisations 
> provide
> any performance benefit anyway.
> 
> There is a regression risk, but only if the underlying code is broken.
> Since the test suite detected the original problem, I think it's
> reasonable to consider it to have adequate coverage to manage the 
> risk.
> 
> So can we now define TAOCRYPT_DISABLE_X86ASM and drop the use of
> gcc-4.4 please?
> 

+1 from me. I have also started working on packing a non-embedded 
cyassl for Jessie, and I hope to link MySQL 5.6 against it. Presumably 
MariaDB can do the same.



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