On 10/04/17 22:19, Andres Freund wrote: > I guess the motivation is that it's not entirely clear what happens with > the sign bit, when shifting.
Indeed, certain one's complement CPUs even "outlived" C99 by a small margin, as it were: http://mainframe.typepad.com/blog/2012/10/sad-day-unisys-abandons-its-mainframe-processors.html And the respective ABI will be around for some time to come, apparently: https://www.theregister.co.uk/2016/03/31/free_x86_mainframes_for_all_virtual_mainframes_that_is :-) -- Markus Nullmeier http://www.g-vo.org German Astrophysical Virtual Observatory (GAVO) -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers