Fixing the glibc adobe flash incompatibility
cmadams at hiwaay.net
Thu Nov 18 04:30:00 UTC 2010
Once upon a time, Matthew Garrett <mjg59 at srcf.ucam.org> said:
> On Wed, Nov 17, 2010 at 09:03:02PM -0600, Chris Adams wrote:
> > However, I still think that changing memcpy away from years of "it just
> > works" is an ABI change that should not be taken lightly and IMHO
> > shouldn't be done in a "stable" release of glibc. Is memcpy called
> > often enough (and on large enough blocks) that this change makes a real
> > performance difference (not just on a synthetic memcpy benchmark)?
> It's a change in behaviour on x86. Have you verified that overlapping
> memcpy worked on all other glibc-supported architectures until this
How is that relevant? If the behavior changes on only some
architectures, then it is okay?
Chris Adams <cmadams at hiwaay.net>
Systems and Network Administrator - HiWAAY Internet Services
I don't speak for anybody but myself - that's enough trouble.
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