On Sat, Apr 8, 2017 at 12:50 AM, Andres Freund <andres@anarazel.de> wrote:
Additionally optimize reads/writes to 64bit on a number of platforms where aligned writes of that size are atomic. This can now be tested with PG_HAVE_8BYTE_SINGLE_COPY_ATOMICITY.
BTW, PG_HAVE_8BYTE_SINGLE_COPY_ATOMICITY is never used.