[postgis-tickets] [PostGIS] #4827: Accept NaN from WKT parser

[PostGIS]

#4827: Accept NaN from WKT parser
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  Reporter:  strk     |      Owner:  pramsey
      Type:  defect   |     Status:  new
  Priority:  medium   |  Milestone:  PostGIS 3.1.2
 Component:  postgis  |    Version:  master
Resolution:           |   Keywords:
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Comment (by edzer):

 +1 for round-tripping. But what does this geometry mean? Why does
 `ST_MakePoint('NAN', 'NAN')` result in a valid point?

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/4827#comment:3>
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