diff options
Diffstat (limited to 'lib/dialyzer/src/dialyzer_dataflow.erl')
| -rw-r--r-- | lib/dialyzer/src/dialyzer_dataflow.erl | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/lib/dialyzer/src/dialyzer_dataflow.erl b/lib/dialyzer/src/dialyzer_dataflow.erl index fca5b74a9e..ea3523a965 100644 --- a/lib/dialyzer/src/dialyzer_dataflow.erl +++ b/lib/dialyzer/src/dialyzer_dataflow.erl @@ -3443,19 +3443,19 @@ state__fun_info(Fun, #state{callgraph = CG, fun_tab = FunTab, plt = PLT}) -> {Fun, Sig, Contract, LocalRet}. forward_args(Fun, ArgTypes, #state{work = Work, fun_tab = FunTab} = State) -> - {OldArgTypes, OldOut, Fixpoint} = + {NewArgTypes, OldOut, Fixpoint} = case dict:find(Fun, FunTab) of - {ok, {not_handled, {OldArgTypes0, OldOut0}}} -> - {OldArgTypes0, OldOut0, false}; + {ok, {not_handled, {_OldArgTypesAreNone, OldOut0}}} -> + {ArgTypes, OldOut0, false}; {ok, {OldArgTypes0, OldOut0}} -> - {OldArgTypes0, OldOut0, - t_is_subtype(t_product(ArgTypes), t_product(OldArgTypes0))} + NewArgTypes0 = [t_sup(X, Y) || + {X, Y} <- lists:zip(ArgTypes, OldArgTypes0)], + {NewArgTypes0, OldOut0, + t_is_equal(t_product(NewArgTypes0), t_product(OldArgTypes0))} end, case Fixpoint of true -> State; false -> - NewArgTypes = [t_sup(X, Y) || - {X, Y} <- lists:zip(ArgTypes, OldArgTypes)], NewWork = add_work(Fun, Work), ?debug("~tw: forwarding args ~ts\n", [state__lookup_name(Fun, State), |