[postgis-devel] [PostGIS] #503: ST_Area on small polygons in EPSG:31467 gives incorrect results depending on 32-/64-system-architecture

PostGIS trac at osgeo.org
Tue Apr 20 08:36:43 PDT 2010


#503: ST_Area on small polygons in EPSG:31467 gives incorrect results depending
on 32-/64-system-architecture
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  Reporter:  mjansen  |       Owner:  pramsey      
      Type:  defect   |      Status:  new          
  Priority:  medium   |   Milestone:  PostGIS 1.5.2
 Component:  postgis  |     Version:  1.5.X        
Resolution:           |    Keywords:               
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Comment (by mcayland):

 I wonder if this is a side-effect of now compiling with -ffloat-store.
 Nicklas, can you please try the following:

 - "make clean" in your 1.5 source tree
 - Re-run configure
 - Remove -ffloat-store from NUMERIC_FLAGS in liblwgeom/Makefile
 - "make install"

 Then re-run your PostGIS test again and see if it makes a difference.

 Mark.

-- 
Ticket URL: <http://trac.osgeo.org/postgis/ticket/503#comment:13>
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