unbox to gen checkCast on non-primitive returns

src/jvm/clojure/lang/Compiler.java

@@ -5075,7 +5075,7 @@ public void emit(ObjExpr obj, ClassVisitor cv){
 					{
 					gen.pop();
 					}
-				else if(retClass.isPrimitive())
+				else
 					gen.unbox(retType);
 				}
 
@@ -5133,4 +5133,11 @@ public void emitUnboxed(C context, ObjExpr objx, GeneratorAdapter gen){
 		throw new RuntimeException("Can't emit");
 	}
 }
+
+static void gatherMethods(Class c, Map mm, Set considered){
+	for(;c != null;c = c.getSuperclass())
+		{
+
+		}
+}
 }