diff options
Diffstat (limited to 'lib/dialyzer/src')
-rw-r--r-- | lib/dialyzer/src/Makefile | 2 | ||||
-rw-r--r-- | lib/dialyzer/src/dialyzer_cl_parse.erl | 13 | ||||
-rw-r--r-- | lib/dialyzer/src/dialyzer_contracts.erl | 9 | ||||
-rw-r--r-- | lib/dialyzer/src/dialyzer_dataflow.erl | 250 | ||||
-rw-r--r-- | lib/dialyzer/src/dialyzer_gui_wx.erl | 31 | ||||
-rw-r--r-- | lib/dialyzer/src/dialyzer_races.erl | 24 | ||||
-rw-r--r-- | lib/dialyzer/src/dialyzer_typesig.erl | 22 | ||||
-rw-r--r-- | lib/dialyzer/src/dialyzer_utils.erl | 2 |
8 files changed, 153 insertions, 200 deletions
diff --git a/lib/dialyzer/src/Makefile b/lib/dialyzer/src/Makefile index d7265ba31a..91fbdca5bd 100644 --- a/lib/dialyzer/src/Makefile +++ b/lib/dialyzer/src/Makefile @@ -88,7 +88,7 @@ APPUP_TARGET= $(EBIN)/$(APPUP_FILE) ifeq ($(NATIVE_LIBS_ENABLED),yes) ERL_COMPILE_FLAGS += +native endif -ERL_COMPILE_FLAGS += +warn_exported_vars +warn_unused_import +warn_untyped_record +warn_missing_spec +warnings_as_errors +ERL_COMPILE_FLAGS += +warn_export_vars +warn_unused_import +warn_untyped_record +warn_missing_spec +warnings_as_errors # ---------------------------------------------------- # Targets diff --git a/lib/dialyzer/src/dialyzer_cl_parse.erl b/lib/dialyzer/src/dialyzer_cl_parse.erl index db27b2037d..04ce0e8bc3 100644 --- a/lib/dialyzer/src/dialyzer_cl_parse.erl +++ b/lib/dialyzer/src/dialyzer_cl_parse.erl @@ -2,7 +2,7 @@ %%----------------------------------------------------------------------- %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2006-2013. All Rights Reserved. +%% Copyright Ericsson AB 2006-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -357,12 +357,13 @@ help_warnings() -> help_message() -> S = "Usage: dialyzer [--help] [--version] [--shell] [--quiet] [--verbose] [-pa dir]* [--plt plt] [--plts plt*] [-Ddefine]* - [-I include_dir]* [--output_plt file] [-Wwarn]* + [-I include_dir]* [--output_plt file] [-Wwarn]* [--raw] [--src] [--gui] [files_or_dirs] [-r dirs] [--apps applications] [-o outfile] [--build_plt] [--add_to_plt] [--remove_from_plt] [--check_plt] [--no_check_plt] [--plt_info] [--get_warnings] - [--no_native] [--fullpath] [--statistics] + [--dump_callgraph file] [--no_native] [--fullpath] + [--statistics] Options: files_or_dirs (for backwards compatibility also as: -c files_or_dirs) Use Dialyzer from the command line to detect defects in the @@ -495,14 +496,16 @@ warning_options_msg() -> Suppress warnings for unused functions. -Wno_improper_lists Suppress warnings for construction of improper lists. - -Wno_tuple_as_fun - Suppress warnings for using tuples instead of funs. -Wno_fun_app Suppress warnings for fun applications that will fail. -Wno_match Suppress warnings for patterns that are unused or cannot match. -Wno_opaque Suppress warnings for violations of opaqueness of data types. + -Wno_fail_call + Suppress warnings for failing calls. + -Wno_contracts + Suppress warnings about invalid contracts. -Wno_behaviours Suppress warnings about behaviour callbacks which drift from the published recommended interfaces. diff --git a/lib/dialyzer/src/dialyzer_contracts.erl b/lib/dialyzer/src/dialyzer_contracts.erl index 283031eb9a..1d2dfc7b2d 100644 --- a/lib/dialyzer/src/dialyzer_contracts.erl +++ b/lib/dialyzer/src/dialyzer_contracts.erl @@ -752,14 +752,7 @@ is_remote_types_related(Contract, CSig, Sig, RecDict) -> t_from_forms_without_remote([{FType, []}], RecDict) -> Type0 = erl_types:t_from_form(FType, RecDict), - Map = - fun(Type) -> - case erl_types:t_is_remote(Type) of - true -> erl_types:t_none(); - false -> Type - end - end, - {ok, erl_types:t_map(Map, Type0)}; + {ok, erl_types:subst_all_remote(Type0, erl_types:t_none())}; t_from_forms_without_remote([{_FType, _Constrs}], _RecDict) -> %% 'When' constraints unsupported; diff --git a/lib/dialyzer/src/dialyzer_dataflow.erl b/lib/dialyzer/src/dialyzer_dataflow.erl index e0873b17f8..92aab68ad6 100644 --- a/lib/dialyzer/src/dialyzer_dataflow.erl +++ b/lib/dialyzer/src/dialyzer_dataflow.erl @@ -53,7 +53,7 @@ t_bitstr/0, t_bitstr/2, t_bitstr_concat/1, t_bitstr_match/2, t_cons/0, t_cons/2, t_cons_hd/2, t_cons_tl/2, t_contains_opaque/2, - t_find_opaque_mismatch/2, t_float/0, t_from_range/2, t_from_term/1, + t_find_opaque_mismatch/3, t_float/0, t_from_range/2, t_from_term/1, t_fun/0, t_fun/2, t_fun_args/1, t_fun_args/2, t_fun_range/1, t_fun_range/2, t_integer/0, t_integers/1, t_is_any/1, t_is_atom/1, t_is_atom/2, t_is_any_atom/3, @@ -136,11 +136,10 @@ get_warnings(Tree, Plt, Callgraph, Records, NoWarnUnused) -> State1 = analyze_module(Tree, Plt, Callgraph, Records, true), - State2 = find_mismatched_record_patterns(Tree, State1), - State3 = - state__renew_warnings(state__get_warnings(State2, NoWarnUnused), State2), - State4 = state__get_race_warnings(State3), - {State4#state.warnings, state__all_fun_types(State4)}. + State2 = + state__renew_warnings(state__get_warnings(State1, NoWarnUnused), State1), + State3 = state__get_race_warnings(State2), + {State3#state.warnings, state__all_fun_types(State3)}. -spec get_fun_types(cerl:c_module(), dialyzer_plt:plt(), dialyzer_callgraph:callgraph(), @@ -277,13 +276,8 @@ traverse(Tree, Map, State) -> {State1, Map1} = lists:foldl(FoldFun, {State, Map}, Defs), traverse(Body, Map1, State1); literal -> - %% This is needed for finding records - case cerl:unfold_literal(Tree) of - Tree -> - Type = literal_type(Tree), - {State, Map, Type}; - NewTree -> traverse(NewTree, Map, State) - end; + Type = literal_type(Tree), + {State, Map, Type}; module -> handle_module(Tree, Map, State); primop -> @@ -1110,7 +1104,7 @@ handle_tuple(Tree, Map, State) -> %% Let's find out if this is a record case Elements of [Tag|Left] -> - case cerl:is_c_atom(Tag) of + case cerl:is_c_atom(Tag) andalso is_literal_record(Tree) of true -> TagVal = cerl:atom_val(Tag), case state__lookup_record(TagVal, length(Left), State1) of @@ -1240,15 +1234,10 @@ do_clause(C, Arg, ArgType0, OrigArgType, Map, State) -> false -> {State1, Map, t_none(), ArgType0}; true -> - PatString = - case ErrorType of - bind -> format_patterns(Pats); - record -> format_patterns(Pats); - opaque -> format_patterns(NewPats) - end, {Msg, Force} = case t_is_none(ArgType0) of true -> + PatString = format_patterns(Pats), PatTypes = [PatString, format_type(OrigArgType, State1)], %% See if this is covered by an earlier clause or if it %% simply cannot match @@ -1298,6 +1287,12 @@ do_clause(C, Arg, ArgType0, OrigArgType, Map, State) -> false -> true end, + PatString = + case ErrorType of + bind -> format_patterns(Pats); + record -> format_patterns(NewPats); + opaque -> format_patterns(NewPats) + end, PatTypes = case ErrorType of bind -> [PatString, format_type(ArgType0, State1)]; record -> [PatString, format_type(Type, State1)]; @@ -1444,7 +1439,7 @@ bind_pat_vars([Pat|PatLeft], [Type|TypeLeft], Acc, Map, State, Rev) -> BinType = t_inf(t_bitstr(), Type, Opaques), case t_is_none(BinType) of true -> - case t_find_opaque_mismatch(t_bitstr(), Type) of + case t_find_opaque_mismatch(t_bitstr(), Type, Opaques) of {ok, T1, T2} -> bind_error([Pat], T1, T2, opaque); error -> @@ -1460,7 +1455,7 @@ bind_pat_vars([Pat|PatLeft], [Type|TypeLeft], Acc, Map, State, Rev) -> Cons = t_inf(Type, t_cons(), Opaques), case t_is_none(Cons) of true -> - bind_opaque_pats(t_cons(), Type, Pat, Map, State, Rev); + bind_opaque_pats(t_cons(), Type, Pat, State); false -> {Map1, [HdType, TlType]} = bind_pat_vars([cerl:cons_hd(Pat), cerl:cons_tl(Pat)], @@ -1473,7 +1468,7 @@ bind_pat_vars([Pat|PatLeft], [Type|TypeLeft], Acc, Map, State, Rev) -> Literal = literal_type(Pat), case t_is_none(t_inf(Literal, Type, Opaques)) of true -> - bind_opaque_pats(Literal, Type, Pat, Map, State, Rev); + bind_opaque_pats(Literal, Type, Pat, State); false -> {Map, Literal} end; map -> @@ -1484,7 +1479,7 @@ bind_pat_vars([Pat|PatLeft], [Type|TypeLeft], Acc, Map, State, Rev) -> case Es of [] -> {false, t_tuple([])}; [Tag|Left] -> - case cerl:is_c_atom(Tag) of + case cerl:is_c_atom(Tag) andalso is_literal_record(Pat) of true -> TagAtom = cerl:atom_val(Tag), case state__lookup_record(TagAtom, length(Left), State) of @@ -1500,7 +1495,7 @@ bind_pat_vars([Pat|PatLeft], [Type|TypeLeft], Acc, Map, State, Rev) -> Tuple = t_inf(Prototype, Type, Opaques), case t_is_none(Tuple) of true -> - bind_opaque_pats(Prototype, Type, Pat, Map, State, Rev); + bind_opaque_pats(Prototype, Type, Pat, State); false -> SubTuples = t_tuple_subtypes(Tuple, Opaques), %% Need to call the top function to get the try-catch wrapper @@ -1549,7 +1544,7 @@ bind_pat_vars([Pat|PatLeft], [Type|TypeLeft], Acc, Map, State, Rev) -> VarType2 = t_inf(VarType1, Type, Opaques), case t_is_none(VarType2) of true -> - case t_find_opaque_mismatch(VarType1, Type) of + case t_find_opaque_mismatch(VarType1, Type, Opaques) of {ok, T1, T2} -> bind_error([Pat], T1, T2, opaque); error -> @@ -1631,21 +1626,26 @@ bind_bin_segs([Seg|Segs], BinType, Acc, Map, State) -> bind_bin_segs([], _BinType, Acc, Map, _State) -> {Map, lists:reverse(Acc)}. -bind_error(Pats, Type, OpaqueType, Error) -> +bind_error(Pats, Type, OpaqueType, Error0) -> + Error = case {Error0, Pats} of + {bind, [Pat]} -> + case is_literal_record(Pat) of + true -> record; + false -> Error0 + end; + _ -> Error0 + end, throw({error, Error, Pats, Type, OpaqueType}). -bind_opaque_pats(GenType, Type, Pat, Map, State, Rev) -> - case t_find_opaque_mismatch(GenType, Type) of +-spec bind_opaque_pats(type(), type(), cerl:c_literal(), state()) -> + no_return(). + +bind_opaque_pats(GenType, Type, Pat, State) -> + case t_find_opaque_mismatch(GenType, Type, State#state.opaques) of {ok, T1, T2} -> - case erl_types:is_opaque_type(T2, State#state.opaques) of - true -> - NewType = erl_types:t_struct_from_opaque(Type, [T2]), - {Map1, _} = - bind_pat_vars([Pat], [NewType], [], Map, State, Rev), - {Map1, T2}; - false -> bind_error([Pat], T1, T2, opaque) - end; - error -> bind_error([Pat], Type, t_none(), bind) + bind_error([Pat], T1, T2, opaque); + error -> + bind_error([Pat], Type, t_none(), bind) end. %%---------------------------------------- @@ -1843,9 +1843,9 @@ handle_guard_comp(Guard, Comp, Map, Env, Eval, State) -> [Type1, Type2] = ArgTypes, IsInt1 = t_is_integer(Type1, Opaques), IsInt2 = t_is_integer(Type2, Opaques), - case {cerl:type(Arg1), cerl:type(Arg2)} of - {literal, literal} -> - case erlang:Comp(cerl:concrete(Arg1), cerl:concrete(Arg2)) of + case {type(Arg1), type(Arg2)} of + {{literal, Lit1}, {literal, Lit2}} -> + case erlang:Comp(cerl:concrete(Lit1), cerl:concrete(Lit2)) of true when Eval =:= pos -> {Map, t_atom(true)}; true when Eval =:= dont_know -> {Map, t_atom(true)}; true when Eval =:= neg -> {Map, t_atom(true)}; @@ -1854,13 +1854,13 @@ handle_guard_comp(Guard, Comp, Map, Env, Eval, State) -> false when Eval =:= dont_know -> {Map, t_atom(false)}; false when Eval =:= neg -> {Map, t_atom(false)} end; - {literal, var} when IsInt1 andalso IsInt2 andalso (Eval =:= pos) -> - case bind_comp_literal_var(Arg1, Arg2, Type2, Comp, Map1, Opaques) of + {{literal, Lit1}, var} when IsInt1 andalso IsInt2 andalso (Eval =:= pos) -> + case bind_comp_literal_var(Lit1, Arg2, Type2, Comp, Map1, Opaques) of error -> signal_guard_fail(Eval, Guard, ArgTypes, State); {ok, NewMap} -> {NewMap, t_atom(true)} end; - {var, literal} when IsInt1 andalso IsInt2 andalso (Eval =:= pos) -> - case bind_comp_literal_var(Arg2, Arg1, Type1, invert_comp(Comp), + {var, {literal, Lit2}} when IsInt1 andalso IsInt2 andalso (Eval =:= pos) -> + case bind_comp_literal_var(Lit2, Arg1, Type1, invert_comp(Comp), Map1, Opaques) of error -> signal_guard_fail(Eval, Guard, ArgTypes, State); {ok, NewMap} -> {NewMap, t_atom(true)} @@ -1980,15 +1980,15 @@ handle_guard_is_record(Guard, Map, Env, Eval, State) -> handle_guard_eq(Guard, Map, Env, Eval, State) -> [Arg1, Arg2] = cerl:call_args(Guard), - case {cerl:type(Arg1), cerl:type(Arg2)} of - {literal, literal} -> - case cerl:concrete(Arg1) =:= cerl:concrete(Arg2) of + case {type(Arg1), type(Arg2)} of + {{literal, Lit1}, {literal, Lit2}} -> + case cerl:concrete(Lit1) =:= cerl:concrete(Lit2) of true -> if Eval =:= pos -> {Map, t_atom(true)}; Eval =:= neg -> - ArgTypes = [t_from_term(cerl:concrete(Arg1)), - t_from_term(cerl:concrete(Arg2))], + ArgTypes = [t_from_term(cerl:concrete(Lit1)), + t_from_term(cerl:concrete(Lit2))], signal_guard_fail(Eval, Guard, ArgTypes, State); Eval =:= dont_know -> {Map, t_atom(true)} end; @@ -1997,28 +1997,28 @@ handle_guard_eq(Guard, Map, Env, Eval, State) -> Eval =:= neg -> {Map, t_atom(false)}; Eval =:= dont_know -> {Map, t_atom(false)}; Eval =:= pos -> - ArgTypes = [t_from_term(cerl:concrete(Arg1)), - t_from_term(cerl:concrete(Arg2))], + ArgTypes = [t_from_term(cerl:concrete(Lit1)), + t_from_term(cerl:concrete(Lit2))], signal_guard_fail(Eval, Guard, ArgTypes, State) end end; - {literal, _} when Eval =:= pos -> - case cerl:concrete(Arg1) of + {{literal, Lit1}, _} when Eval =:= pos -> + case cerl:concrete(Lit1) of Atom when is_atom(Atom) -> - bind_eqeq_guard_lit_other(Guard, Arg1, Arg2, Map, Env, State); + bind_eqeq_guard_lit_other(Guard, Lit1, Arg2, Map, Env, State); [] -> - bind_eqeq_guard_lit_other(Guard, Arg1, Arg2, Map, Env, State); + bind_eqeq_guard_lit_other(Guard, Lit1, Arg2, Map, Env, State); _ -> - bind_eq_guard(Guard, Arg1, Arg2, Map, Env, Eval, State) + bind_eq_guard(Guard, Lit1, Arg2, Map, Env, Eval, State) end; - {_, literal} when Eval =:= pos -> - case cerl:concrete(Arg2) of + {_, {literal, Lit2}} when Eval =:= pos -> + case cerl:concrete(Lit2) of Atom when is_atom(Atom) -> - bind_eqeq_guard_lit_other(Guard, Arg2, Arg1, Map, Env, State); + bind_eqeq_guard_lit_other(Guard, Lit2, Arg1, Map, Env, State); [] -> - bind_eqeq_guard_lit_other(Guard, Arg2, Arg1, Map, Env, State); + bind_eqeq_guard_lit_other(Guard, Lit2, Arg1, Map, Env, State); _ -> - bind_eq_guard(Guard, Arg1, Arg2, Map, Env, Eval, State) + bind_eq_guard(Guard, Arg1, Lit2, Map, Env, Eval, State) end; {_, _} -> bind_eq_guard(Guard, Arg1, Arg2, Map, Env, Eval, State) @@ -2050,13 +2050,14 @@ bind_eq_guard(Guard, Arg1, Arg2, Map, Env, Eval, State) -> handle_guard_eqeq(Guard, Map, Env, Eval, State) -> [Arg1, Arg2] = cerl:call_args(Guard), - case {cerl:type(Arg1), cerl:type(Arg2)} of - {literal, literal} -> - case cerl:concrete(Arg1) =:= cerl:concrete(Arg2) of + case {type(Arg1), type(Arg2)} of + {{literal, Lit1}, {literal, Lit2}} -> + + case cerl:concrete(Lit1) =:= cerl:concrete(Lit2) of true -> if Eval =:= neg -> - ArgTypes = [t_from_term(cerl:concrete(Arg1)), - t_from_term(cerl:concrete(Arg2))], + ArgTypes = [t_from_term(cerl:concrete(Lit1)), + t_from_term(cerl:concrete(Lit2))], signal_guard_fail(Eval, Guard, ArgTypes, State); Eval =:= pos -> {Map, t_atom(true)}; Eval =:= dont_know -> {Map, t_atom(true)} @@ -2065,15 +2066,15 @@ handle_guard_eqeq(Guard, Map, Env, Eval, State) -> if Eval =:= neg -> {Map, t_atom(false)}; Eval =:= dont_know -> {Map, t_atom(false)}; Eval =:= pos -> - ArgTypes = [t_from_term(cerl:concrete(Arg1)), - t_from_term(cerl:concrete(Arg2))], + ArgTypes = [t_from_term(cerl:concrete(Lit1)), + t_from_term(cerl:concrete(Lit2))], signal_guard_fail(Eval, Guard, ArgTypes, State) end end; - {literal, _} when Eval =:= pos -> - bind_eqeq_guard_lit_other(Guard, Arg1, Arg2, Map, Env, State); - {_, literal} when Eval =:= pos -> - bind_eqeq_guard_lit_other(Guard, Arg2, Arg1, Map, Env, State); + {{literal, Lit1}, _} when Eval =:= pos -> + bind_eqeq_guard_lit_other(Guard, Lit1, Arg2, Map, Env, State); + {_, {literal, Lit2}} when Eval =:= pos -> + bind_eqeq_guard_lit_other(Guard, Lit2, Arg1, Map, Env, State); {_, _} -> bind_eqeq_guard(Guard, Arg1, Arg2, Map, Env, Eval, State) end. @@ -3282,12 +3283,17 @@ get_file([_|Tail]) -> get_file(Tail). is_compiler_generated(Ann) -> lists:member(compiler_generated, Ann) orelse (get_line(Ann) < 1). +is_literal_record(Tree) -> + Ann = cerl:get_ann(Tree), + lists:member(record, Ann). + -spec format_args([cerl:cerl()], [type()], state()) -> nonempty_string(). format_args([], [], _State) -> "()"; -format_args(ArgList, TypeList, State) -> +format_args(ArgList0, TypeList, State) -> + ArgList = fold_literals(ArgList0), "(" ++ format_args_1(ArgList, TypeList, State) ++ ")". format_args_1([Arg], [Type], State) -> @@ -3346,7 +3352,8 @@ format_cerl(Tree) -> {ribbon, 100000} %% newlines. ]). -format_patterns(Pats) -> +format_patterns(Pats0) -> + Pats = fold_literals(Pats0), NewPats = map_pats(cerl:c_values(Pats)), String = format_cerl(NewPats), case Pats of @@ -3378,6 +3385,23 @@ map_pats(Pats) -> end, cerl_trees:map(Fun, Pats). +fold_literals(TreeList) -> + [cerl:fold_literal(Tree) || Tree <- TreeList]. + +type(Tree) -> + Folded = cerl:fold_literal(Tree), + case cerl:type(Folded) of + literal -> {literal, Folded}; + Type -> Type + end. + +is_literal(Tree) -> + Folded = cerl:fold_literal(Tree), + case cerl:is_literal(Folded) of + true -> {yes, Folded}; + false -> no + end. + parent_allows_this(FunLbl, #state{callgraph = Callgraph, plt = Plt} =State) -> case state__is_escaping(FunLbl, State) of false -> false; % if it isn't escaping it can't be a return value @@ -3422,18 +3446,18 @@ find_terminals(Tree) -> M0 = cerl:call_module(Tree), F0 = cerl:call_name(Tree), A = length(cerl:call_args(Tree)), - case cerl:is_literal(M0) andalso cerl:is_literal(F0) of - false -> - %% We cannot make assumptions. Say that both are true. - {true, true}; - true -> - M = cerl:concrete(M0), - F = cerl:concrete(F0), + case {is_literal(M0), is_literal(F0)} of + {{yes, LitM}, {yes, LitF}} -> + M = cerl:concrete(LitM), + F = cerl:concrete(LitF), case (erl_bif_types:is_known(M, F, A) andalso t_is_none(erl_bif_types:type(M, F, A))) of true -> {true, false}; false -> {false, true} - end + end; + _ -> + %% We cannot make assumptions. Say that both are true. + {true, true} end; 'case' -> find_terminals_list(cerl:case_clauses(Tree)); 'catch' -> find_terminals(cerl:catch_body(Tree)); @@ -3478,66 +3502,6 @@ find_terminals_list([], Explicit, Normal) -> %%---------------------------------------------------------------------------- -%% If you write a record pattern in a matching that violates the -%% definition it will never match. However, the warning is lost in the -%% regular analysis. This after-pass catches it. - -find_mismatched_record_patterns(Tree, State) -> - cerl_trees:fold( - fun(SubTree, AccState) -> - case cerl:is_c_clause(SubTree) of - true -> lists:foldl(fun(P, AccState1) -> - find_rec_warnings(P, AccState1) - end, AccState, cerl:clause_pats(SubTree)); - false -> AccState - end - end, State, Tree). - -find_rec_warnings(Tree, State) -> - cerl_trees:fold( - fun(SubTree, AccState) -> - case cerl:is_c_tuple(SubTree) of - true -> find_rec_warnings_tuple(SubTree, AccState); - false -> AccState - end - end, State, Tree). - -find_rec_warnings_tuple(Tree, State) -> - Elements = cerl:tuple_es(Tree), - {_, _, EsType} = traverse_list(Elements, map__new(), State), - TupleType = t_tuple(EsType), - case t_is_none(TupleType) of - true -> State; - false -> - %% Let's find out if this is a record construction. - case Elements of - [Tag|Left] -> - case cerl:is_c_atom(Tag) of - true -> - TagVal = cerl:atom_val(Tag), - case state__lookup_record(TagVal, length(Left), State) of - error -> State; - {ok, Prototype} -> - InfTupleType = t_inf(Prototype, TupleType), - case t_is_none(InfTupleType) of - true -> - Msg = {record_matching, - [format_patterns([Tree]), TagVal]}, - state__add_warning(State, ?WARN_MATCHING, Tree, Msg); - false -> - State - end - end; - false -> - State - end; - _ -> - State - end - end. - -%%---------------------------------------------------------------------------- - -ifdef(DEBUG_PP). debug_pp(Tree, true) -> io:put_chars(cerl_prettypr:format(Tree, [{hook, cerl_typean:pp_hook()}])), diff --git a/lib/dialyzer/src/dialyzer_gui_wx.erl b/lib/dialyzer/src/dialyzer_gui_wx.erl index 7070fa240d..868857d675 100644 --- a/lib/dialyzer/src/dialyzer_gui_wx.erl +++ b/lib/dialyzer/src/dialyzer_gui_wx.erl @@ -699,8 +699,7 @@ handle_add_files(#gui_state{chosen_box = ChosenBox, file_box = FileBox, end. handle_add_dir(#gui_state{chosen_box = ChosenBox, dir_entry = DirBox, - files_to_analyze = FileList, - mode = Mode} = State) -> + files_to_analyze = FileList, mode = Mode} = State) -> case wxDirPickerCtrl:getPath(DirBox) of "" -> State; @@ -714,8 +713,8 @@ handle_add_dir(#gui_state{chosen_box = ChosenBox, dir_entry = DirBox, State#gui_state{files_to_analyze = add_files(filter_mods(NewDir1,Ext), FileList, ChosenBox, Ext)} end. -handle_add_rec(#gui_state{chosen_box = ChosenBox, dir_entry = DirBox, files_to_analyze = FileList, - mode = Mode} = State) -> +handle_add_rec(#gui_state{chosen_box = ChosenBox, dir_entry = DirBox, + files_to_analyze = FileList, mode = Mode} = State) -> case wxDirPickerCtrl:getPath(DirBox) of "" -> State; @@ -723,11 +722,11 @@ handle_add_rec(#gui_state{chosen_box = ChosenBox, dir_entry = DirBox, files_to_a NewDir = ordsets:new(), NewDir1 = ordsets:add_element(Dir,NewDir), TargetDirs = ordsets:union(NewDir1, all_subdirs(NewDir1)), - case wxRadioBox:getSelection(Mode) of - 0 -> Ext = ".beam"; - 1-> Ext = ".erl" - end, - State#gui_state{files_to_analyze = add_files(filter_mods(TargetDirs,Ext), FileList, ChosenBox, Ext)} + Ext = case wxRadioBox:getSelection(Mode) of + 0 -> ".beam"; + 1 -> ".erl" + end, + State#gui_state{files_to_analyze = add_files(filter_mods(TargetDirs, Ext), FileList, ChosenBox, Ext)} end. handle_file_delete(#gui_state{chosen_box = ChosenBox, @@ -886,13 +885,10 @@ config_gui_start(State) -> wxRadioBox:disable(State#gui_state.mode). save_file(#gui_state{frame = Frame, warnings_box = WBox, log = Log} = State, Type) -> - case Type of - warnings -> - Message = "Save Warnings", - Box = WBox; - log -> Message = "Save Log", - Box = Log - end, + {Message, Box} = case Type of + warnings -> {"Save Warnings", WBox}; + log -> {"Save Log", Log} + end, case wxTextCtrl:getValue(Box) of "" -> error_sms(State,"There is nothing to save...\n"); _ -> @@ -936,8 +932,7 @@ include_dialog(#gui_state{gui = Wx, frame = Frame, options = Options}) -> wxButton:connect(DeleteAllButton, command_button_clicked), wxButton:connect(Ok, command_button_clicked), wxButton:connect(Cancel, command_button_clicked), - Dirs = [io_lib:format("~s", [X]) - || X <- Options#options.include_dirs], + Dirs = [io_lib:format("~s", [X]) || X <- Options#options.include_dirs], wxListBox:set(Box, Dirs), Layout = wxBoxSizer:new(?wxVERTICAL), Buttons = wxBoxSizer:new(?wxHORIZONTAL), diff --git a/lib/dialyzer/src/dialyzer_races.erl b/lib/dialyzer/src/dialyzer_races.erl index b1f849b16f..2a8aba5d8f 100644 --- a/lib/dialyzer/src/dialyzer_races.erl +++ b/lib/dialyzer/src/dialyzer_races.erl @@ -990,8 +990,7 @@ fixup_race_forward_helper(CurrFun, CurrFunLabel, Fun, FunLabel, NewRaceVarMap, Args, NewFunArgs, NewFunTypes, NestingLevel}; {CurrFun, Fun} -> NewCallsToAnalyze = lists:delete(Head, CallsToAnalyze), - NewRaceVarMap = - race_var_map(Args, NewFunArgs, RaceVarMap, bind), + NewRaceVarMap = race_var_map(Args, NewFunArgs, RaceVarMap, bind), RetC = case Fun of InitFun -> @@ -1018,8 +1017,7 @@ fixup_race_forward_helper(CurrFun, CurrFunLabel, Fun, FunLabel, label = FunLabel, var_map = NewRaceVarMap, def_vars = Args, call_vars = NewFunArgs, arg_types = NewFunTypes}| - lists:reverse(StateRaceList)] ++ - RetC; + lists:reverse(StateRaceList)] ++ RetC; _ -> [#curr_fun{status = in, mfa = Fun, label = FunLabel, var_map = NewRaceVarMap, @@ -1054,13 +1052,9 @@ fixup_race_backward(CurrFun, Calls, CallsToAnalyze, Parents, Height) -> false -> [CurrFun|Parents] end; [Head|Tail] -> - MorePaths = - case Head of - {Parent, CurrFun} -> true; - {Parent, _TupleB} -> false - end, - case MorePaths of - true -> + {Parent, TupleB} = Head, + case TupleB =:= CurrFun of + true -> % more paths are needed NewCallsToAnalyze = lists:delete(Head, CallsToAnalyze), NewParents = fixup_race_backward(Parent, NewCallsToAnalyze, @@ -1854,7 +1848,8 @@ ets_tuple_argtypes1(Str, Tuple, TupleList, NestingLevel) -> end. format_arg(?bypassed) -> ?no_label; -format_arg(Arg) -> +format_arg(Arg0) -> + Arg = cerl:fold_literal(Arg0), case cerl:type(Arg) of var -> cerl_trees:get_label(Arg); tuple -> list_to_tuple([format_arg(A) || A <- cerl:tuple_es(Arg)]); @@ -1884,7 +1879,7 @@ format_args_1([Arg|Args], [Type|Types], CleanState) -> case Arg =:= ?bypassed of true -> [?no_label, format_type(Type, CleanState)]; false -> - case cerl:is_literal(Arg) of + case cerl:is_literal(cerl:fold_literal(Arg)) of true -> [?no_label, format_cerl(Arg)]; false -> [format_arg(Arg), format_type(Type, CleanState)] end @@ -2154,7 +2149,8 @@ race_var_map_guard_helper1(Arg, Pats, RaceVarMap, Op) -> end end. -race_var_map_guard_helper2(Arg, Pat, Bool, RaceVarMap, Op) -> +race_var_map_guard_helper2(Arg, Pat0, Bool, RaceVarMap, Op) -> + Pat = cerl:fold_literal(Pat0), case cerl:type(Pat) of literal -> [Arg1, Arg2] = cerl:call_args(Arg), diff --git a/lib/dialyzer/src/dialyzer_typesig.erl b/lib/dialyzer/src/dialyzer_typesig.erl index 31ceaf5ac5..3d03ed3ab3 100644 --- a/lib/dialyzer/src/dialyzer_typesig.erl +++ b/lib/dialyzer/src/dialyzer_typesig.erl @@ -389,13 +389,8 @@ traverse(Tree, DefinedVars, State) -> {State2, _} = traverse_list(Funs, DefinedVars1, State1), traverse(Body, DefinedVars1, State2); literal -> - %% This is needed for finding records - case cerl:unfold_literal(Tree) of - Tree -> - Type = t_from_term(cerl:concrete(Tree)), - {State, Type}; - NewTree -> traverse(NewTree, DefinedVars, State) - end; + Type = t_from_term(cerl:concrete(Tree)), + {State, Type}; module -> Defs = cerl:module_defs(Tree), Funs = [Fun || {_Var, Fun} <- Defs], @@ -462,7 +457,7 @@ traverse(Tree, DefinedVars, State) -> end, case Elements of [Tag|Fields] -> - case cerl:is_c_atom(Tag) of + case cerl:is_c_atom(Tag) andalso is_literal_record(Tree) of true -> %% Check if a record is constructed. Arity = length(Fields), @@ -874,7 +869,8 @@ get_underapprox_from_guard(Tree, Map) -> MFA -> case get_type_test(MFA) of {ok, Type} -> - [Arg] = cerl:call_args(Tree), + [Arg0] = cerl:call_args(Tree), + Arg = cerl:fold_literal(Arg0), {ArgType, Map1} = get_underapprox_from_guard(Arg, Map), Inf = t_inf(Type, ArgType), case t_is_none(Inf) of @@ -891,7 +887,9 @@ get_underapprox_from_guard(Tree, Map) -> {erlang, '=:=', 2} -> throw(dont_know); {erlang, '==', 2} -> throw(dont_know); {erlang, 'and', 2} -> - [Arg1, Arg2] = cerl:call_args(Tree), + [Arg1_0, Arg2_0] = cerl:call_args(Tree), + Arg1 = cerl:fold_literal(Arg1_0), + Arg2 = cerl:fold_literal(Arg2_0), case ((cerl:is_c_var(Arg1) orelse cerl:is_literal(Arg1)) andalso (cerl:is_c_var(Arg2) orelse cerl:is_literal(Arg2))) of @@ -3272,6 +3270,10 @@ lookup_record(Records, Tag, Arity) -> error end. +is_literal_record(Tree) -> + Ann = cerl:get_ann(Tree), + lists:member(record, Ann). + family(L) -> sofs:to_external(sofs:rel2fam(sofs:relation(L))). diff --git a/lib/dialyzer/src/dialyzer_utils.erl b/lib/dialyzer/src/dialyzer_utils.erl index 21183e3459..e1bcd72c0b 100644 --- a/lib/dialyzer/src/dialyzer_utils.erl +++ b/lib/dialyzer/src/dialyzer_utils.erl @@ -402,7 +402,7 @@ sets_filter([Mod|Mods], ExpTypes) -> src_compiler_opts() -> [no_copt, to_core, binary, return_errors, no_inline, strict_record_tests, strict_record_updates, - no_is_record_optimization]. + dialyzer]. -spec get_module(abstract_code()) -> module(). |