Mix.Task.run "deps.compile", ["dep_name", "--force"] not compiling

@ericmj, thanks for your reply. I’ve tried a few combinations without success so far, including reenabling, running and rerunning. All seems to return :ok without actually compiling. Anything else you might suggest>

Interactive Elixir (1.5.3) - press Ctrl+C to exit (type h() ENTER for help)
iex(1)> Mix.Task.rerun "deps.compile", ["ex_cldr", "--force"]
:ok
iex(2)> Mix.Task.reenable "deps.compile"                     
:ok
iex(3)> Mix.Task.rerun "deps.compile", ["ex_cldr", "--force"]
:ok
iex(4)> Mix.Task.reenable "deps.compile"                     
:ok
iex(5)> Mix.Task.run "deps.compile", ["ex_cldr", "--force"]  
:ok