No completion on first line of pattern case block.

[CyrusNajmabadi]

            object o = null;
            switch (o)
            {
                default:
                    break;
                case 1:
                    break;
                case int i :
                    C             // <-- completion does not come up here (automatically or explicitly).
            }

[gafter]

This is not reproducible in the latest bits from future.