Fix C enum forward declarations in some target languages (notably Java)

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@13030 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/enum_forward.i

@@ -0,0 +1,35 @@
+%module enum_forward
+
+%{
+enum ForwardEnum1 { AAA, BBB };
+enum ForwardEnum2 { CCC, DDD };
+%}
+
+%inline %{
+enum ForwardEnum1;
+enum ForwardEnum1 get_enum1() { return AAA; }
+enum ForwardEnum1 test_function1(enum ForwardEnum1 e) {
+  return e;
+}
+%}
+
+%inline %{
+enum ForwardEnum2;
+enum ForwardEnum2;
+enum ForwardEnum2 get_enum2() { return CCC; }
+enum ForwardEnum2 test_function2(enum ForwardEnum2 e) {
+  return e;
+}
+enum ForwardEnum2;
+%}
+
+%inline %{
+enum ForwardEnum3;
+enum ForwardEnum3 { EEE, FFF };
+enum ForwardEnum3 get_enum3() { return EEE; }
+enum ForwardEnum3 test_function3(enum ForwardEnum3 e) {
+  return e;
+}
+enum ForwardEnum3;
+%}
+