function overridesUsed = show_data_type_overrides(sys)% Known limitation: if model is saved with overrides on,% the color switching does not work properly.% Make sure you save with all blocks using local settings (orange).fixedPtColor = 'orange';doublesColor = 'green';% Use root system if no argument passed.if nargin==0    sys = bdroot;end% For blocks that use local settings, reset to default color.blks = find_system(sys, 'LookUnderMasks', 'all', 'DataTypeOverRide_Compiled', 'UseLocalSettings');for n = 1:length(blks)    blk = blks{n};    ud = get_param(blk, 'userdata');           if ~isempty(ud) && isfield(ud, 'BackgroundColor')        ud.BackgroundColor = fixedPtColor;                set_param(blk, 'BackgroundColor', ud.BackgroundColor);        set_param(blk, 'userdata', ud);    endend% Check for four data type overrides.overrides = {'ScaledDoubles', 'TrueDoubles', 'TrueSingles', 'ForceOff'};overridesUsed = false;for i=1:length(overrides)  % Test for each override.  override = overrides{i};    % Display subsystems that have override set.  sysOverride = find_system(sys, 'LookUnderMasks', 'all', 'DataTypeOverride', override);  if ~isempty(sysOverride)      overridesUsed = true;      disp(sprintf('\n'));      disp('Data type overrides:');      for n = 1:length(sysOverride)          disp([sysOverride{n} ' (' override ')']);      end  end    % Set block background color to green, for any orange block affected.  sysOverrideComp = find_system(sys, 'LookUnderMasks', 'all', 'DataTypeOverride_Compiled', override);    for n=1:length(sysOverrideComp)      blk = sysOverrideComp{n};      col = get_param(blk, 'BackgroundColor');      if isequal(col, fixedPtColor)          set_param(blk, 'BackgroundColor', doublesColor);          ud.BackgroundColor = col;          set_param(blk, 'userdata', ud);      end            end    end