update swig on windows

winx64/bin/swigwin-4.0.0/Examples/test-suite/cpp_enum.i

@@ -0,0 +1,60 @@
+/*
+The primary purpose of this testcase is to ensure that enums used along with the 'enum' keyword compile under c++.
+*/
+
+%module cpp_enum
+
+%inline %{
+
+#if __GNUC__ >= 5 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
+/* for anonymous enums */
+/* dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] */
+#pragma GCC diagnostic ignored "-Wstrict-aliasing"
+#endif
+
+enum SOME_ENUM {ENUM_ONE, ENUM_TWO};
+
+struct StructWithEnums {
+    StructWithEnums() : some_enum(ENUM_ONE) {};
+    enum SOME_ENUM some_enum;
+    void enum_test1(enum SOME_ENUM param1, enum SOME_ENUM* param2, enum SOME_ENUM& param3) {};
+    void enum_test2(SOME_ENUM param1, SOME_ENUM* param2, SOME_ENUM& param3) {};
+
+    SOME_ENUM enum_test3() { return ENUM_ONE; };
+    enum SOME_ENUM enum_test4() { return ENUM_TWO; };
+
+    SOME_ENUM* enum_test5() { return &some_enum; };
+    enum SOME_ENUM* enum_test6() { return &some_enum; };
+
+    SOME_ENUM& enum_test7() { return some_enum; };
+    enum SOME_ENUM& enum_test8() { return some_enum; };
+};
+
+ struct Foo
+ {   
+   enum {Hi, Hello } hola;
+   
+   Foo() 
+     : hola(Hello)
+   {
+   }
+ };
+
+extern "C"
+{
+ enum {Hi, Hello } hi;
+}
+
+%}
+
+// Using true and false in enums is legal in C++. Quoting the standard:
+// [dcl.enum]
+//     ... The constant-expression shall be of integral or enumeration type.
+// [basic.fundamental]
+//     ... Types bool, char, wchar_t, and the signed and unsigned integer
+//     types are collectively called integral types.
+// So this shouldn't lead to a warning, at least in C++ mode.
+%inline %{
+typedef enum { PLAY = true, STOP = false } play_state;
+%}
+