Disable failing Cygwin GIR test.
diff --git a/test cases/frameworks/22 gir link order/meson.build b/test cases/frameworks/22 gir link order/meson.build
index 8a714b5..36c652d 100644
--- a/test cases/frameworks/22 gir link order/meson.build
+++ b/test cases/frameworks/22 gir link order/meson.build
@@ -4,6 +4,10 @@
   error('MESON_SKIP_TEST glib not found.')
 endif
 
+if build_machine.system() == 'cygwin'
+  error('MESON_SKIP_TEST GIR seems to be broken in Cygwin and no-one knows how to fix it. Thus we have to disable this.')
+endif
+
 gnome = import('gnome')
 glib = dependency('glib-2.0')
 gobject = dependency('gobject-2.0')