Re: corrupted double-linked list

Maarten Foqué <maarten.foque@edchq.com> writes:
> The program crashes on PQclear(resu) with the following:
> *** glibc detected *** ./incident_relay: corrupted double-linked list:
> 0x09c459c8 ***

This looks like a memory-stomp type of bug.  There's no reason to assume
that PQclear is the cause; it's more likely the victim of a stomp that
occurred sometime earlier.  I'd suggest running the app under valgrind
or electric fence or some other memory-overrun-catcher.
        regards, tom lane