[postgis-devel] [PostGIS] #581: LWGEOM_expand produces inconsistent results

[PostGIS]

#581: LWGEOM_expand produces inconsistent results
---------------------+------------------------------------------------------
 Reporter:  alexz    |       Owner:  pramsey      
     Type:  defect   |      Status:  new          
 Priority:  high     |   Milestone:  PostGIS 1.5.2
Component:  postgis  |     Version:  1.5.X        
 Keywords:           |  
---------------------+------------------------------------------------------
 # SELECT
 dropbbox(ST_expand(setsrid(makepoint(-122.50367,37.74189),4326), 0.00004))
 &&
 dropbbox(ST_expand(setsrid(makepoint(-122.50376,37.74185),4326),
 0.00004)),
 ST_expand(setsrid(makepoint(-122.50367,37.74189),4326), 0.00004) &&
 ST_expand(setsrid(makepoint(-122.50376,37.74185),4326), 0.00004);
 ||?column?||?column?||
 ||t||f||
 (1 row)

 See also:

 http://postgis.refractions.net/pipermail/postgis-
 users/2010-September/027614.html
 http://archives.postgresql.org/pgsql-bugs/2010-08/msg00361.php

-- 
Ticket URL: <http://trac.osgeo.org/postgis/ticket/581>
PostGIS <http://trac.osgeo.org/postgis/>
The PostGIS Trac is used for bug, enhancement & task tracking, a user and developer wiki, and a view into the subversion code repository of PostGIS project.