Fix iterator order for -d=vectorizeBindings (#10799)

Fixes #10794

OMCompiler/Compiler/NFFrontEnd/NFFlatten.mo

@@ -1021,7 +1021,7 @@ algorithm
         exp :: list(Dimension.sizeExp(d) for d in dims),
         Binding.variability(binding), Purity.PURE, binding_ty);
     else
-      iters := list((Subscript.toIterator(s), Dimension.toRange(d)) threaded for s in subs, d in dims);
+      iters := listReverse((Subscript.toIterator(s), Dimension.toRange(d)) threaded for s in subs, d in dims);
 
       array_call := Call.TYPED_ARRAY_CONSTRUCTOR(binding_ty,
         Expression.variability(exp), Expression.purity(exp), exp, iters);

testsuite/flattening/modelica/scodeinst/Makefile

@@ -1111,6 +1111,7 @@ usertype3.mo \
 usertype4.mo \
 usertype5.mo \
 usertype6.mo \
+VectorizeBindings1.mo \
 VectorTest.mo \
 Visibility1.mo \
 Visibility2.mo \

testsuite/flattening/modelica/scodeinst/VectorizeBindings1.mo

@@ -0,0 +1,23 @@
+// name: VectorizeBindings1
+// keywords:
+// status: correct
+// cflags: -d=newInst,-nfScalarize,vectorizeBindings
+//
+
+model M
+  parameter Real p = 1;
+  parameter Real q = 2;
+end M;
+
+model VectorizeBindings1
+  parameter Real p = 2;
+  M m[2,3](each p = 2*p);
+end VectorizeBindings1;
+
+// Result:
+// class VectorizeBindings1
+//   parameter Real p = 2.0;
+//   parameter Real[2, 3] m.q = fill(2.0, 2, 3);
+//   parameter Real[2, 3] m.p = array(array(2.0 * p for $m2 in 1:3) for $m1 in 1:2);
+// end VectorizeBindings1;
+// endResult