[postgis-tickets] [PostGIS] #3171: test failure when building against SFCGAL master branch (1.2.0dev)

[PostGIS]

#3171: test failure when building against SFCGAL master branch (1.2.0dev)
--------------------+---------------------------
 Reporter:  strk    |      Owner:  colivier
     Type:  defect  |     Status:  new
 Priority:  high    |  Milestone:  PostGIS 2.2.0
Component:  sfcgal  |    Version:  trunk
 Keywords:          |
--------------------+---------------------------
 I get a failure in ST_MinkowskiSum when building against SFCGAL 1.2.0dev:

 {{{
  regress_sfcgal .. failed (diff expected obtained:
 /tmp/pgis_reg/test_108_diff)
 -----------------------------------------------------------------------------
 --- regress_sfcgal_expected     2015-05-15 10:14:22.785148157 +0200
 +++ /tmp/pgis_reg/test_108_out  2015-06-17 15:08:45.844335059 +0200
 @@ -7,7 +7,7 @@
  ST_ForceLHR|POLYGON((0 0,1 0,1 1,0 1,0 0))
  ST_Orientation_1|-1
  ST_Orientation_2|1
 -ST_MinkowskiSum|MULTIPOLYGON(((0 0,1 0,5 0,5 1,4 1,0 1,0 0)))
 +ST_MinkowskiSum|MULTIPOLYGON(((4 1,4 1,4 1)))
  ST_StraightSkeleton|MULTILINESTRING((0 0,0.5 0.5),(1 0,0.5 0.5),(1 1,0.5
 0.5),(0 1,0.5 0.5))
  intersection_geos|POINT(0 0)
  intersection_sfcgal|POINT(-0 -0)
 }}}

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/3171>
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