Re: Using 128-bit integers for sum, avg and statistics aggregates - Mailing list pgsql-hackers

Andreas Karlsson <andreas@proxel.se> writes:
> On 01/11/2015 02:36 AM, Andres Freund wrote:
>> b) I'm doubtful that AC_CHECK_TYPES is a sufficiently good test on all
>> platforms.

> Should I fix it to actually compile some code which uses the 128-bit types?

We used to have code in configure to test that int64 works.  Please copy
that (at least as much as necessary; perhaps we don't need to check for
sprintf support).
        regards, tom lane