Fixing the glibc adobe flash incompatibility
Matthew Garrett
mjg59 at srcf.ucam.org
Thu Nov 18 04:02:56 UTC 2010
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
point?
--
Matthew Garrett | mjg59 at srcf.ucam.org
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