#2707

NETGenerator/NETGenerator.cs

@@ -10900,7 +10900,6 @@ namespace PascalABCCompiler.NETGenerator
             il.Emit(OpCodes.Br, EndLabel);
             il.MarkLabel(NullLabel);
             value.ret_if_null.visit(this);
-            ti = helper.GetTypeReference(value.ret_if_null.type);
             if (ti != null)
                 EmitBox(value.ret_if_null, ti.tp);
             il.MarkLabel(EndLabel);

TestSuite/double_question5.pas

@@ -0,0 +1,11 @@
+var i: integer;
+procedure test(o: object);
+begin
+  i := integer(o);
+end;
+begin
+  var x: Object := nil;
+  var y:= x ?? 10;
+  test(y);
+  assert(i = 10);
+end.

TreeConverter/TreeConversion/syntax_tree_visitor.cs

@@ -18580,7 +18580,6 @@ namespace PascalABCCompiler.TreeConverter
                         {
                             right = convertion_data_and_alghoritms.convert_type(right, left.type);
                         }
-
                     }
 
                 }