Pruning dead code.

ldt.lua

@@ -6,14 +6,6 @@ local AUTO = { }
 local PARENT = { }
 local _error = error
 local _assert = assert
-local toggle
-toggle = function(field, bit)
-  if field & bit ~= 0 then
-    return field & ~bit
-  else
-    return field | bit
-  end
-end
 local callstack_range
 callstack_range = function()
   local min, max = 0, -1

ldt.moon

@@ -8,12 +8,6 @@ PARENT = {} -- Singleton
 _error = error
 _assert = assert
 
-toggle = (field, bit)->
-    if field & bit != 0
-        field & ~bit
-    else
-        field | bit
-
 -- Return the callstack index of the code that actually caused an error and the max index
 callstack_range = ->
     min, max = 0, -1