[PostGIS] #5727: Winnie Failing on topology_addline and topology_addlinerobust

[PostGIS]

#5727: Winnie Failing on topology_addline and topology_addlinerobust
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  Reporter:  robe      |      Owner:  strk
      Type:  defect    |     Status:  new
  Priority:  blocker   |  Milestone:  PostGIS 3.5.0
 Component:  topology  |    Version:  master
Resolution:            |   Keywords:  robustness, testsuite, ci
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Changes (by strk):

 * keywords:   => robustness, testsuite, ci

Comment:

 Robustness tests are very fragile. I remember we had at some point to pass
 -ffloat-store compier switch to make results more stable, is this
 something done on the Windows build ?
 This is only happening on Windows, as far as we can tell ?
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Ticket URL: <https://trac.osgeo.org/postgis/ticket/5727#comment:1>
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