aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--lib/dialyzer/doc/src/dialyzer.xml17
-rw-r--r--lib/dialyzer/src/dialyzer_analysis_callgraph.erl5
-rw-r--r--lib/dialyzer/src/dialyzer_cl.erl40
-rw-r--r--lib/dialyzer/src/dialyzer_cl_parse.erl11
-rw-r--r--lib/dialyzer/src/dialyzer_options.erl12
-rw-r--r--lib/dialyzer/test/opaque_SUITE_data/dialyzer_options2
-rw-r--r--lib/dialyzer/test/options1_SUITE_data/dialyzer_options2
-rw-r--r--lib/dialyzer/test/r9c_SUITE_data/dialyzer_options2
-rw-r--r--lib/dialyzer/test/race_SUITE_data/dialyzer_options2
-rw-r--r--lib/dialyzer/test/small_SUITE_data/dialyzer_options2
-rw-r--r--lib/dialyzer/test/small_SUITE_data/src/suppression3.erl17
-rw-r--r--lib/dialyzer/test/underspecs_SUITE_data/dialyzer_options2
-rw-r--r--lib/dialyzer/test/user_SUITE_data/dialyzer_options2
13 files changed, 75 insertions, 41 deletions
diff --git a/lib/dialyzer/doc/src/dialyzer.xml b/lib/dialyzer/doc/src/dialyzer.xml
index b52c1edebf..2a8bf6edcc 100644
--- a/lib/dialyzer/doc/src/dialyzer.xml
+++ b/lib/dialyzer/doc/src/dialyzer.xml
@@ -4,7 +4,7 @@
<erlref>
<header>
<copyright>
- <year>2006</year><year>2014</year>
+ <year>2006</year><year>2015</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -231,6 +231,8 @@
<tag><c><![CDATA[-Wno_behaviours]]></c></tag>
<item>Suppress warnings about behaviour callbacks which drift from the
published recommended interfaces.</item>
+ <tag><c><![CDATA[-Wno_missing_calls]]></c></tag>
+ <item>Suppress warnings about calls to missing functions.</item>
<tag><c><![CDATA[-Wno_undefined_callbacks]]></c></tag>
<item>Suppress warnings about behaviours that have no
<c>-callback</c> attributes for their callbacks.</item>
@@ -246,9 +248,16 @@
analysis that finds data races performs intra-procedural data flow analysis
and can sometimes explode in time. Enable it at your own risk.
</item>
- <tag><c><![CDATA[-Wunderspecs]]></c>***</tag>
+i <tag><c><![CDATA[-Wunderspecs]]></c>***</tag>
<item>Warn about underspecified functions
(the -spec is strictly more allowing than the success typing).</item>
+ <tag><c><![CDATA[-Wunknown]]></c>***</tag>
+ <item>Let warnings about unknown functions and types affect the
+ exit status of the command line version. The default is to ignore
+ warnings about unknown functions and types when setting the exit
+ status. When using the Dialyzer from Erlang, warnings about unknown
+ functions and types are returned; the default is not to return
+ these warnings.</item>
</taglist>
<p>The following options are also available but their use is not
recommended: (they are mostly for Dialyzer developers and internal
@@ -382,7 +391,8 @@ WarnOpts :: no_return
| race_conditions
| overspecs
| underspecs
- | specdiffs</code>
+ | specdiffs
+ | unknown</code>
</desc>
</func>
<func>
@@ -416,6 +426,7 @@ Tag :: 'warn_behaviour'
| 'warn_return_only_exit'
| 'warn_umatched_return'
| 'warn_undefined_callbacks'
+ | 'warn_unknown'
Id = {File :: string(), Line :: integer()}
Msg = msg() -- Undefined</code>
</desc>
diff --git a/lib/dialyzer/src/dialyzer_analysis_callgraph.erl b/lib/dialyzer/src/dialyzer_analysis_callgraph.erl
index 5ff7ad9c6f..dbfe680345 100644
--- a/lib/dialyzer/src/dialyzer_analysis_callgraph.erl
+++ b/lib/dialyzer/src/dialyzer_analysis_callgraph.erl
@@ -2,7 +2,7 @@
%%--------------------------------------------------------------------
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2006-2014. All Rights Reserved.
+%% Copyright Ericsson AB 2006-2015. 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
@@ -586,7 +586,8 @@ send_codeserver_plt(Parent, CServer, Plt ) ->
send_bad_calls(Parent, BadCalls, CodeServer) ->
FormatedBadCalls = format_bad_calls(BadCalls, CodeServer, []),
- send_warnings(Parent, FormatedBadCalls).
+ Warnings = filter_warnings(FormatedBadCalls, CodeServer),
+ send_warnings(Parent, Warnings).
send_mod_deps(Parent, ModuleDeps) ->
Parent ! {self(), mod_deps, ModuleDeps},
diff --git a/lib/dialyzer/src/dialyzer_cl.erl b/lib/dialyzer/src/dialyzer_cl.erl
index fe4ec41359..4386a8d52a 100644
--- a/lib/dialyzer/src/dialyzer_cl.erl
+++ b/lib/dialyzer/src/dialyzer_cl.erl
@@ -656,15 +656,15 @@ return_value(State = #cl_state{erlang_mode = ErlangMode,
mod_deps = ModDeps,
output_plt = OutputPlt,
plt_info = PltInfo,
- stored_warnings = StoredWarnings,
- legal_warnings = LegalWarnings},
+ stored_warnings = StoredWarnings},
Plt) ->
case OutputPlt =:= none of
true -> ok;
false -> dialyzer_plt:to_file(OutputPlt, Plt, ModDeps, PltInfo)
end,
+ UnknownWarnings = unknown_warnings(State),
RetValue =
- case StoredWarnings =:= [] of
+ case StoredWarnings =:= [] andalso UnknownWarnings =:= [] of
true -> ?RET_NOTHING_SUSPICIOUS;
false -> ?RET_DISCREPANCIES
end,
@@ -677,22 +677,22 @@ return_value(State = #cl_state{erlang_mode = ErlangMode,
maybe_close_output_file(State),
{RetValue, []};
true ->
- Unknown =
- case ordsets:is_element(?WARN_UNKNOWN, LegalWarnings) of
- true ->
- unknown_functions(State) ++
- unknown_types(State) ++
- unknown_behaviours(State);
- false -> []
- end,
- WarningInfo = {_Filename = "", _Line = 0, _MorMFA = ''},
- UnknownWarnings =
- [{?WARN_UNKNOWN, WarningInfo, W} || W <- Unknown],
AllWarnings =
UnknownWarnings ++ process_warnings(StoredWarnings),
{RetValue, set_warning_id(AllWarnings)}
end.
+unknown_warnings(State = #cl_state{legal_warnings = LegalWarnings}) ->
+ Unknown = case ordsets:is_element(?WARN_UNKNOWN, LegalWarnings) of
+ true ->
+ unknown_functions(State) ++
+ unknown_types(State) ++
+ unknown_behaviours(State);
+ false -> []
+ end,
+ WarningInfo = {_Filename = "", _Line = 0, _MorMFA = ''},
+ [{?WARN_UNKNOWN, WarningInfo, W} || W <- Unknown].
+
unknown_functions(#cl_state{external_calls = Calls}) ->
[{unknown_function, MFA} || MFA <- Calls].
@@ -706,10 +706,8 @@ print_ext_calls(#cl_state{report_mode = quiet}) ->
print_ext_calls(#cl_state{output = Output,
external_calls = Calls,
stored_warnings = Warnings,
- output_format = Format,
- legal_warnings = LegalWarnings}) ->
- case not ordsets:is_element(?WARN_UNKNOWN, LegalWarnings)
- orelse Calls =:= [] of
+ output_format = Format}) ->
+ case Calls =:= [] of
true -> ok;
false ->
case Warnings =:= [] of
@@ -741,10 +739,8 @@ print_ext_types(#cl_state{output = Output,
external_calls = Calls,
external_types = Types,
stored_warnings = Warnings,
- output_format = Format,
- legal_warnings = LegalWarnings}) ->
- case not ordsets:is_element(?WARN_UNKNOWN, LegalWarnings)
- orelse Types =:= [] of
+ output_format = Format}) ->
+ case Types =:= [] of
true -> ok;
false ->
case Warnings =:= [] andalso Calls =:= [] of
diff --git a/lib/dialyzer/src/dialyzer_cl_parse.erl b/lib/dialyzer/src/dialyzer_cl_parse.erl
index 04ce0e8bc3..21fc424a1b 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 2006-2014. All Rights Reserved.
+%% Copyright Ericsson AB 2006-2015. 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
@@ -509,6 +509,8 @@ warning_options_msg() ->
-Wno_behaviours
Suppress warnings about behaviour callbacks which drift from the published
recommended interfaces.
+ -Wno_missing_calls
+ Suppress warnings about calls to missing functions.
-Wno_undefined_callbacks
Suppress warnings about behaviours that have no -callback attributes for
their callbacks.
@@ -522,6 +524,13 @@ warning_options_msg() ->
-Wunderspecs ***
Warn about underspecified functions
(those whose -spec is strictly more allowing than the success typing).
+ -Wunknown ***
+ Let warnings about unknown functions and types affect the
+ exit status of the command line version. The default is to ignore
+ warnings about unknown functions and types when setting the exit
+ status. When using the Dialyzer from Erlang, warnings about unknown
+ functions and types are returned; the default is not to return
+ such warnings.
The following options are also available but their use is not recommended:
(they are mostly for Dialyzer developers and internal debugging)
diff --git a/lib/dialyzer/src/dialyzer_options.erl b/lib/dialyzer/src/dialyzer_options.erl
index 20971f1407..81907f7995 100644
--- a/lib/dialyzer/src/dialyzer_options.erl
+++ b/lib/dialyzer/src/dialyzer_options.erl
@@ -2,7 +2,7 @@
%%-----------------------------------------------------------------------
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2006-2014. All Rights Reserved.
+%% Copyright Ericsson AB 2006-2015. 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
@@ -46,13 +46,11 @@ build(Opts) ->
?WARN_CALLGRAPH,
?WARN_FAILING_CALL,
?WARN_BIN_CONSTRUCTION,
- ?WARN_CALLGRAPH,
?WARN_CONTRACT_RANGE,
?WARN_CONTRACT_TYPES,
?WARN_CONTRACT_SYNTAX,
?WARN_BEHAVIOUR,
- ?WARN_UNDEFINED_CALLBACK,
- ?WARN_UNKNOWN],
+ ?WARN_UNDEFINED_CALLBACK],
DefaultWarns1 = ordsets:from_list(DefaultWarns),
InitPlt = dialyzer_plt:get_default_plt(),
DefaultOpts = #options{},
@@ -302,6 +300,8 @@ build_warnings([Opt|Opts], Warnings) ->
ordsets:add_element(?WARN_RETURN_ONLY_EXIT, Warnings);
race_conditions ->
ordsets:add_element(?WARN_RACE_CONDITION, Warnings);
+ no_missing_calls ->
+ ordsets:del_element(?WARN_CALLGRAPH, Warnings);
specdiffs ->
S = ordsets:from_list([?WARN_CONTRACT_SUBTYPE,
?WARN_CONTRACT_SUPERTYPE,
@@ -311,8 +311,8 @@ build_warnings([Opt|Opts], Warnings) ->
ordsets:add_element(?WARN_CONTRACT_SUBTYPE, Warnings);
underspecs ->
ordsets:add_element(?WARN_CONTRACT_SUPERTYPE, Warnings);
- no_unknown ->
- ordsets:del_element(?WARN_UNKNOWN, Warnings);
+ unknown ->
+ ordsets:add_element(?WARN_UNKNOWN, Warnings);
OtherAtom ->
bad_option("Unknown dialyzer warning option", OtherAtom)
end,
diff --git a/lib/dialyzer/test/opaque_SUITE_data/dialyzer_options b/lib/dialyzer/test/opaque_SUITE_data/dialyzer_options
index 44a65f6e90..3ff26b87db 100644
--- a/lib/dialyzer/test/opaque_SUITE_data/dialyzer_options
+++ b/lib/dialyzer/test/opaque_SUITE_data/dialyzer_options
@@ -1 +1 @@
-{dialyzer_options, [{warnings, [no_unused, no_return, no_unknown]}]}.
+{dialyzer_options, [{warnings, [no_unused, no_return]}]}.
diff --git a/lib/dialyzer/test/options1_SUITE_data/dialyzer_options b/lib/dialyzer/test/options1_SUITE_data/dialyzer_options
index 65d233ac0d..c612e77d3e 100644
--- a/lib/dialyzer/test/options1_SUITE_data/dialyzer_options
+++ b/lib/dialyzer/test/options1_SUITE_data/dialyzer_options
@@ -1,2 +1,2 @@
-{dialyzer_options, [{include_dirs, ["my_include"]}, {defines, [{'COMPILER_VSN', 42}]}, {warnings, [no_improper_lists, no_unknown]}]}.
+{dialyzer_options, [{include_dirs, ["my_include"]}, {defines, [{'COMPILER_VSN', 42}]}, {warnings, [no_improper_lists]}]}.
{time_limit, 30}.
diff --git a/lib/dialyzer/test/r9c_SUITE_data/dialyzer_options b/lib/dialyzer/test/r9c_SUITE_data/dialyzer_options
index ba0e6b1ad7..e00e23bb66 100644
--- a/lib/dialyzer/test/r9c_SUITE_data/dialyzer_options
+++ b/lib/dialyzer/test/r9c_SUITE_data/dialyzer_options
@@ -1,2 +1,2 @@
-{dialyzer_options, [{defines, [{vsn, 42}]}, {warnings, [no_unknown]}]}.
+{dialyzer_options, [{defines, [{vsn, 42}]}]}.
{time_limit, 20}.
diff --git a/lib/dialyzer/test/race_SUITE_data/dialyzer_options b/lib/dialyzer/test/race_SUITE_data/dialyzer_options
index 6992fc6c40..44e1720715 100644
--- a/lib/dialyzer/test/race_SUITE_data/dialyzer_options
+++ b/lib/dialyzer/test/race_SUITE_data/dialyzer_options
@@ -1 +1 @@
-{dialyzer_options, [{warnings, [race_conditions, no_unknown]}]}.
+{dialyzer_options, [{warnings, [race_conditions]}]}.
diff --git a/lib/dialyzer/test/small_SUITE_data/dialyzer_options b/lib/dialyzer/test/small_SUITE_data/dialyzer_options
index 0d91699e4d..50991c9bc5 100644
--- a/lib/dialyzer/test/small_SUITE_data/dialyzer_options
+++ b/lib/dialyzer/test/small_SUITE_data/dialyzer_options
@@ -1 +1 @@
-{dialyzer_options, [{warnings, [no_unknown]}]}.
+{dialyzer_options, []}.
diff --git a/lib/dialyzer/test/small_SUITE_data/src/suppression3.erl b/lib/dialyzer/test/small_SUITE_data/src/suppression3.erl
new file mode 100644
index 0000000000..4a745cffc2
--- /dev/null
+++ b/lib/dialyzer/test/small_SUITE_data/src/suppression3.erl
@@ -0,0 +1,17 @@
+-module(suppression3).
+
+-export([a/1, b/1]).
+
+-dialyzer({nowarn_function, a/1}).
+
+-spec a(_) -> integer().
+
+a(A) ->
+ ?MODULE:missing(A).
+
+-dialyzer({no_missing_calls, b/1}).
+
+-spec b(_) -> integer().
+
+b(A) ->
+ ?MODULE:missing(A).
diff --git a/lib/dialyzer/test/underspecs_SUITE_data/dialyzer_options b/lib/dialyzer/test/underspecs_SUITE_data/dialyzer_options
index 6843119b9d..f7197ac30f 100644
--- a/lib/dialyzer/test/underspecs_SUITE_data/dialyzer_options
+++ b/lib/dialyzer/test/underspecs_SUITE_data/dialyzer_options
@@ -1 +1 @@
-{dialyzer_options, [{warnings, [underspecs, no_unknown]}]}.
+{dialyzer_options, [{warnings, [underspecs]}]}.
diff --git a/lib/dialyzer/test/user_SUITE_data/dialyzer_options b/lib/dialyzer/test/user_SUITE_data/dialyzer_options
index d20ecd389f..513ed7752b 100644
--- a/lib/dialyzer/test/user_SUITE_data/dialyzer_options
+++ b/lib/dialyzer/test/user_SUITE_data/dialyzer_options
@@ -1,2 +1,2 @@
-{dialyzer_options, [{warnings, [no_unknown]}]}.
+{dialyzer_options, []}.
{time_limit, 3}. \ No newline at end of file
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-28 02:39:40 +0000