[NF] Add inner/outer test.

Belonging to [master]:
  - OpenModelica/OMCompiler#2961
  - OpenModelica/OpenModelica-testsuite#1131

Author: perost

flattening/modelica/scodeinst/InnerOuter9.mo

@@ -26,7 +26,6 @@ model InnerOuter9
   inner System system;
 end InnerOuter9;
 
-
 // Result:
 // class InnerOuter9
 //   parameter Real pumps.heatTransfer.T_ambient = system.T_ambient;

flattening/modelica/scodeinst/InnerOuterMissing6.mo

@@ -0,0 +1,19 @@
+// name: InnerOuterMissing6
+// keywords:
+// status: correct
+// cflags: -d=newInst
+//
+
+model A
+  outer Real x;
+end A;
+
+model InnerOuterMissing6 = A;
+
+// Result:
+// class InnerOuterMissing6
+//   Real x;
+// end InnerOuterMissing6;
+// [flattening/modelica/scodeinst/InnerOuterMissing6.mo:8:3-8:15:writable] Warning: An inner declaration for outer component x could not be found and was automatically generated.
+//
+// endResult

flattening/modelica/scodeinst/Makefile

@@ -576,6 +576,7 @@ InnerOuterMissing2.mo \
 InnerOuterMissing3.mo \
 InnerOuterMissing4.mo \
 InnerOuterMissing5.mo \
+InnerOuterMissing6.mo \
 InnerOuterNotInner1.mo \
 InStreamFlowThreshold.mo \
 InStreamInsideOutside.mo \