[postgis-tickets] [PostGIS] #3463: Crash loading polygons in topology

[PostGIS]

#3463: Crash loading polygons in topology
-----------------------+---------------------------
  Reporter:  strk      |      Owner:  strk
      Type:  defect    |     Status:  new
  Priority:  blocker   |  Milestone:  PostGIS 2.2.2
 Component:  topology  |    Version:  2.2.x
Resolution:            |   Keywords:
-----------------------+---------------------------

Comment (by strk):

 Simplified test, self-contained:
 {{{
 SELECT DropTopology('bug3463');
 SELECT CreateTopology('bug3463');
 SELECT TopoGeo_AddLinestring('bug3463', g) FROM ( VALUES
 ('LINESTRING(634451.7803 4829559.1626,634485.78
 4829525.1627,634506.460690994 4829496.52791544)'::geometry),
 ('LINESTRING(634447.034152733 4829589.53826525,634451.7794
 4829559.1635,634451.7803 4829559.1626)'),
 ('LINESTRING(634506.460690994 4829496.52791544,634511.7798
 4829489.163,634516.720831369 4829468.57536243)'),
 ('LINESTRING(634451.7803 4829559.1626,634485.78 4829525.1629,634488.637
 4829521.2083,634506.460690994 4829496.52791544)'),
 ('LINESTRING(634506.460690994 4829496.52791544,634511.7792
 4829489.1634,634516.720831369 4829468.57536243)')
 ) foo (g);

 SELECT TopoGeo_AddLinestring('bug3463',
  'LINESTRING(634452.780338203 4829623.16197433,634446.780374345
 4829591.16223176,634451.78032304 4829559.16248522,634485.780040461
 4829525.1627442,634488.530017153 4829521.16277512,634511.779820754
 4829489.16302201,634523.779707286 4829439.16341655,632187.797669813
 4827723.17794488,631718.05142978 4827788.42759019,631718.05144314
 4827826.17728887,632759.754208638 4830776.16598454)'
 ::geometry);
 }}}

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/3463#comment:9>
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