Add support for c++11 strongly typed enums inheriting from non standard primitive types

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/branches/gsoc2009-matevz@13012 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/cpp0x_strongly_typed_enumerations.i

@@ -49,4 +49,33 @@ enum class Enum5 {
 enum class Enum6 : unsigned int {
   Val1, Val2, Val3 = 300, Val4
 };
+
+typedef enum class Enum7 : unsigned int {
+  Val1, Val2, Val3 = 300, Val4
+} Enum7td;
+
+// enum inherits from non-primitive type
+enum class Enum8 : size_t {
+  Val1, Val2, Val3 = 300, Val4
+};
+
+template <typename T> struct TType {
+  typedef T type_name;
+};
+
+enum class Enum10 : TType<int>::type_name {
+  Val1, Val2, Val3 = 300, Val4
+};
+
+/*
+TODO
+enum class MyClass {AAA, BBB, CCC};
+namespace Space {
+enum MyEnum {XXX, YYY, ZZZ};
+}
+struct SSS {
+  MyClass m;
+};
+*/
 %}
+

Source/CParse/parser.y

@@ -3319,7 +3319,7 @@ c_enum_keyword : ENUM {
    base enum type (eg. unsigned short)
    ------------------------------------------------------------ */
 
-c_enum_inherit : COLON primitive_type {
+c_enum_inherit : COLON type_right {
                    $$ = $2;
               }
               | empty { $$ = 0; }