According to spec:
Ctrl-Space Selects focused item if it is not selected. Deselects focused item if it is selected. Creates anchor.
Steps to reproduce (on any version, with list view, where at least 5 elements):
1. using ctrl+space select item 1, item 3, item 5.
2. press shift+up
expected: elements item 4 and item 5 are selected.
get: elements item 1 ... item 4 are selected.
Ctrl-Space Selects focused item if it is not selected. Deselects focused item if it is selected. Creates anchor.
Steps to reproduce (on any version, with list view, where at least 5 elements):
1. using ctrl+space select item 1, item 3, item 5.
2. press shift+up
expected: elements item 4 and item 5 are selected.
get: elements item 1 ... item 4 are selected.