[PostGIS] #5754: ST_ForcePolygonCCW unexpectedly modifies line geometries

PostGIS trac at osgeo.org
Wed Oct 15 10:21:16 PDT 2025


#5754: ST_ForcePolygonCCW unexpectedly modifies line geometries
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  Reporter:  nti      |      Owner:  pramsey
      Type:  defect   |     Status:  closed
  Priority:  high     |  Milestone:  PostGIS 3.4.5
 Component:  postgis  |    Version:  3.4.x
Resolution:  fixed    |   Keywords:
----------------------+---------------------------
Comment (by Paul Ramsey <pramsey@…>):

 In [changeset:"c2ec467e307251ffd9cd1a70fe6706732fe8e33b/git"
 c2ec467e/git]:
 {{{#!CommitTicketReference repository="git"
 revision="c2ec467e307251ffd9cd1a70fe6706732fe8e33b"
 ST_ForcePolygonCCW should not flip lines, closes #5754
 }}}
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Ticket URL: <https://trac.osgeo.org/postgis/ticket/5754#comment:8>
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