[postgis-devel] [PostGIS] #712: ST_IsValidDetail and ST_IsValidReason POLYGON CRASH (was: ST_IsValidDetail POLYGON CRASH)

PostGIS trac at osgeo.org
Wed Dec 15 04:00:58 PST 2010


#712: ST_IsValidDetail and ST_IsValidReason POLYGON CRASH
---------------------+------------------------------------------------------
 Reporter:  robe     |       Owner:  pramsey      
     Type:  defect   |      Status:  new          
 Priority:  medium   |   Milestone:  PostGIS 2.0.0
Component:  postgis  |     Version:  trunk        
 Keywords:           |  
---------------------+------------------------------------------------------

Comment(by robe):

 SELECT ST_IsValidReason(ST_GeomFromText('POLYGON EMPTY',4326))
 also crashes.

 {{{ --this works as long as you don't introduce POLYGON EMPTY
 SELECT ST_IsValidReason(geom), ST_IsValidDetail(geom)
 FROM (SELECT ST_GeomFromText('POINT EMPTY',4326)
                 UNION ALL SELECT ST_GeomFromText('MULTIPOINT EMPTY',4326)
                 UNION ALL SELECT ST_GeomFromText('MULTIPOLYGON
 EMPTY',4326)
                 UNION ALL SELECT ST_GeomFromText('LINESTRING EMPTY',4326)
         UNION ALL SELECT ST_GeomFromText('MULTILINESTRING EMPTY',4326)  )
  As foo(geom);
 }}}

-- 
Ticket URL: <http://trac.osgeo.org/postgis/ticket/712#comment:1>
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