update swig on windows

winx64/bin/swigwin-4.0.0/Examples/test-suite/ruby/anonymous_bitfield_runme.rb

@@ -0,0 +1,35 @@
+#!/usr/bin/env ruby
+#
+# Put script description here.
+#
+# 
+# 
+# 
+#
+
+require 'swig_assert'
+require 'anonymous_bitfield'
+
+include Anonymous_bitfield
+
+foo = Foo.new
+
+{'x' => 4,
+  'y' => 3,
+  'f' => 1,
+  'z' => 8,
+  'seq' => 3 }.each do |m, v|
+  foo.send("#{m}=", v)
+  val = foo.send(m)
+  swig_assert("val == v", binding)
+end
+
+{'x' => (1 << 4),
+  'y' => (1 << 4),
+  'f' => (1 << 1),
+  'z' => (1 << 16),
+  'seq' => (1 << (4*8-6)) }.each do |m, v|
+  foo.send("#{m}=", v)
+  val = foo.send(m)
+  swig_assert("val != v", binding)
+end