Andres Freund <andres(at)anarazel(dot)de> writes:
> - fmgr_info_collation(irel->rd_index->indcollation.values[attnum-1],
> + fmgr_info_collation(irel->rd_indcollation[attnum-1],
> locinfo);
BTW, I went ahead and committed this part, since the bug and the fix are
clear. I'm still not thrilled with the plan of sprinkling the code with
random fmgr_info_collation() calls to make up for the lack of a sane
default. IMO, that *is* a default, just a badly implemented one.
regards, tom lane