Fix scalar2symbol not being correctly adapted to CFRs (spcl#1889)

dace/transformation/passes/scalar_to_symbol.py

@@ -587,14 +587,20 @@ def remove_scalar_reads(sdfg: sd.SDFG, array_names: Dict[str, str]):
 
                         # Descend recursively to remove scalar
                         remove_scalar_reads(dst.sdfg, {e.dst_conn: tmp_symname})
-                        for ise in dst.sdfg.edges():
+                        for ise in dst.sdfg.all_interstate_edges():
                             ise.data.replace(e.dst_conn, tmp_symname)
                             # Remove subscript occurrences as well
                             for aname, aval in ise.data.assignments.items():
                                 vast = ast.parse(aval)
                                 vast = astutils.RemoveSubscripts({tmp_symname}).visit(vast)
                                 ise.data.assignments[aname] = astutils.unparse(vast)
                             ise.data.replace(tmp_symname + '[0]', tmp_symname)
+                        promo = TaskletPromoterDict({e.dst_conn: tmp_symname})
+                        for reg in dst.sdfg.all_control_flow_regions():
+                            meta_codes = reg.get_meta_codeblocks()
+                            for cd in meta_codes:
+                                for stmt in cd.code:
+                                    promo.visit(stmt)
 
                         # Set symbol mapping
                         dst.sdfg.remove_data(e.dst_conn, validate=False)