"Magnus Naeslund\(f\)" <mag(at)fbab(dot)net> writes:
> It's either that it can't load the lib (shouldn't it complain?) or it's
> a bad pointer.
Be sure to eliminate the possibility that you're loading the wrong
version of the .so (ie, loading a 7.2 tsearch.so into 7.3). People
get bit by that quite frequently right after an upgrade ...
regards, tom lane