diff options
| -rw-r--r-- | lib/dialyzer/src/dialyzer_dataflow.erl | 14 | ||||
| -rw-r--r-- | lib/hipe/cerl/erl_types.erl | 12 |
2 files changed, 17 insertions, 9 deletions
diff --git a/lib/dialyzer/src/dialyzer_dataflow.erl b/lib/dialyzer/src/dialyzer_dataflow.erl index cb376daf68..7131633da1 100644 --- a/lib/dialyzer/src/dialyzer_dataflow.erl +++ b/lib/dialyzer/src/dialyzer_dataflow.erl @@ -2468,14 +2468,18 @@ join_maps(Maps, MapOut) -> Keys = ordsets:from_list(dict:fetch_keys(Dict) ++ dict:fetch_keys(Subst)), join_maps(Keys, Maps, MapOut). -join_maps([Key|Left], Maps, MapOut) -> +join_maps(Keys, Maps, MapOut) -> + KTs = join_maps_collect(Keys, Maps, MapOut), + lists:foldl(fun({K, T}, M) -> enter_type(K, T, M) end, MapOut, KTs). + +join_maps_collect([Key|Left], Maps, MapOut) -> Type = join_maps_one_key(Maps, Key, t_none()), case t_is_equal(lookup_type(Key, MapOut), Type) of - true -> join_maps(Left, Maps, MapOut); - false -> join_maps(Left, Maps, enter_type(Key, Type, MapOut)) + true -> join_maps_collect(Left, Maps, MapOut); + false -> [{Key, Type} | join_maps_collect(Left, Maps, MapOut)] end; -join_maps([], _Maps, MapOut) -> - MapOut. +join_maps_collect([], _Maps, _MapOut) -> + []. join_maps_one_key([Map|Left], Key, AccType) -> case t_is_any(AccType) of diff --git a/lib/hipe/cerl/erl_types.erl b/lib/hipe/cerl/erl_types.erl index 1789fc79fa..410e29d269 100644 --- a/lib/hipe/cerl/erl_types.erl +++ b/lib/hipe/cerl/erl_types.erl @@ -2318,10 +2318,14 @@ t_inf(?product(_), _, _Mode) -> ?none; t_inf(_, ?product(_), _Mode) -> ?none; -t_inf(?tuple(?any, ?any, ?any), ?tuple(_, _, _) = T, _Mode) -> T; -t_inf(?tuple(_, _, _) = T, ?tuple(?any, ?any, ?any), _Mode) -> T; -t_inf(?tuple(?any, ?any, ?any), ?tuple_set(_) = T, _Mode) -> T; -t_inf(?tuple_set(_) = T, ?tuple(?any, ?any, ?any), _Mode) -> T; +t_inf(?tuple(?any, ?any, ?any), ?tuple(_, _, _) = T, _Mode) -> + subst_all_vars_to_any(T); +t_inf(?tuple(_, _, _) = T, ?tuple(?any, ?any, ?any), _Mode) -> + subst_all_vars_to_any(T); +t_inf(?tuple(?any, ?any, ?any), ?tuple_set(_) = T, _Mode) -> + subst_all_vars_to_any(T); +t_inf(?tuple_set(_) = T, ?tuple(?any, ?any, ?any), _Mode) -> + subst_all_vars_to_any(T); t_inf(?tuple(Elements1, Arity, _Tag1), ?tuple(Elements2, Arity, _Tag2), Mode) -> case t_inf_lists_strict(Elements1, Elements2, Mode) of bottom -> ?none; |