vim-patch:7.4.2201

Problem:    The sign column disappears when the last sign is deleted.
Solution:   Add the 'signcolumn' option. (Christian Brabandt)

95ec9d6a6a

src/nvim/options.lua

@@ -2169,6 +2169,14 @@ return {
       varname='p_siso',
       defaults={if_true={vi=0}}
     },
+    {
+      full_name='signcolumn', abbreviation='scl',
+      type='string', scope={'window'},
+      vi_def=true,
+      alloced=true,
+      redraw={'current_window'},
+      defaults={if_true={vi="auto"}}
+    },
     {
       full_name='smartcase', abbreviation='scs',
       type='bool', scope={'global'},