Re: implicit declaration of datumIsEqual in parse_coerce.c - Mailing list pgsql-hackers

Tomas Vondra <tomas.vondra@2ndquadrant.com> writes:
> Not sure what changed, but I'm seeing this failure:

> parse_coerce.c: In function ‘coerce_type’:
> parse_coerce.c:345:9: warning: implicit declaration of function ‘datumIsEqual’ [-Wimplicit-function-declaration]
>    345 |    if (!datumIsEqual(newcon->constvalue, val2, false, newcon->constlen))
>        |         ^~~~~~~~~~~~

That's inside "#ifdef RANDOMIZE_ALLOCATED_MEMORY", which probably
explains why most of us aren't seeing it.  My guess is somebody
removed an #include without realizing that this chunk of code
needed it.

            regards, tom lane