ST_Distance to a one-point LineString returns NULL

[pramsey]

Example

select st_distance(st_makeline(ARRAY['POINT(1 1)'::geometry]), 'POINT(0 0)'::geometry);

In the interests of tolerance and interstellar peace, it should maybe return the distance from the one point to the other.

[pramsey]

Committed to 1.5 at r10242 and 2.0 at r10243

[strk]

No testcase for this ? We need one !

[pramsey]

OK, a test in at r10249, r10250, r10251