* File test

        For issue #50

tests/MANIFEST

@@ -289,5 +289,6 @@ tests/github/issue_35/test.aadl
 tests/github/issue_36/test.aadl
 tests/github/issue_39/pb1.aadl
 tests/github/issue_47/test.aadl
+tests/github/issue_50/test.aadl
 tests/root_system/test.aadl
 

tests/github/issue_50/test.aadl

+package S
+public
+
+  bus BusType_1 end BusType_1;
+  bus implementation BusType_1.impl end BusType_1.impl;
+
+  processor PC
+  features
+    pp_1: requires bus access BusType_1;
+  end PC;
+
+  processor implementation PC.impl end PC.impl;
+
+  system S
+  features
+    bustype_1_1: requires bus access BusType_1;
+  end S;
+
+  system implementation S.impl
+  subcomponents
+    pc_part: processor PC.impl;
+  connections
+    bustype_1_1_1_connection: bus access pc_part.pp_1 -> bustype_1_1;
+  end S.impl;
+
+end S;