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%% See also ERL-593.
-module(unused_funs).
-export([test/0]).
test() -> % "has no local return"
Var = outer_scope,
case other_error of
error -> % "can never match"
%% No warnings "no local return" and "_ = 1 can never match 0" (!)
foo(fun() -> {Var, 1 = 0} end)
end.
not_used() -> % "will never be called"
%% No warnings "no local return" and "1 can never match 0".
foo(fun() -> 1 = 0 end).
foo(Fun) -> % "will never be called"
1 = 0, % No pattern match warning (foo/1 is not traversed at all).
Fun().
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