[PostGIS] #6064: Silent topology corruption with topology.TopoGeo_addLinestring

[PostGIS]

#6064: Silent topology corruption with topology.TopoGeo_addLinestring
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  Reporter:  strk      |      Owner:  strk
      Type:  defect    |     Status:  new
  Priority:  medium    |  Milestone:
 Component:  topology  |    Version:  master
Resolution:            |   Keywords:
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Comment (by strk):

 I can also reproduce with the version reported by Lars as working:
 {{{
 PostgreSQL 18.3 (Debian 18.3-1.pgdg13+1) on x86_64-pc-linux-gnu, compiled
 by gcc (Debian 14.2.0-19) 14.2.0, 64-bit
   Postgis 3.7.0dev - (3.6.0rc2-305-g3b3488ddf) - 2026-04-07 07:27:12
   GEOS: 3.14.2dev-CAPI-1.20.5
 }}}
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Ticket URL: <https://trac.osgeo.org/postgis/ticket/6064#comment:1>
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