[MacPorts] #63716: macos12: gtk3-demo-application just shows black frame

[MacPorts]

#63716: macos12: gtk3-demo-application just shows black frame
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  Reporter:  MStraeten  |      Owner:  (none)
      Type:  defect     |     Status:  new
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.7.1
Resolution:             |   Keywords:  monterey gtk
      Port:  gtk3       |
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Comment (by Tatsh):

 I built with two of the patches mentioned in that ticket and it works for
 me.

 https://gitlab.gnome.org/GNOME/gtk/-/commit/a752e338381bc37dbe8d4c04ec23e4f6fd911b30.patch
 https://gitlab.gnome.org/GNOME/gtk/-/commit/36315cbe2b3c9d1c1b7508d9494a251eddbc4452.patch

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Ticket URL: <https://trac.macports.org/ticket/63716#comment:5>
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