[postgis-tickets] [PostGIS] #4527: Travis: error: unrecognized command line option '-Wno-unknown-warning-option' [-Werror]

[PostGIS]

#4527: Travis: error: unrecognized command line option '-Wno-unknown-warning-
option' [-Werror]
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  Reporter:  strk       |      Owner:  Algunenano
      Type:  defect     |     Status:  new
  Priority:  blocker    |  Milestone:  PostGIS 3.0.0
 Component:  buildbots  |    Version:  2.5.x
Resolution:             |   Keywords:
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Comment (by strk):

 Why we'd want to ignore signedness in comparison I dunno, btw.

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/4527#comment:3>
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