aboutsummaryrefslogtreecommitdiffstats
path: root/lib/dialyzer
diff options
context:
space:
mode:
Diffstat (limited to 'lib/dialyzer')
-rw-r--r--lib/dialyzer/doc/src/notes.xml16
-rw-r--r--lib/dialyzer/src/dialyzer_analysis_callgraph.erl20
-rw-r--r--lib/dialyzer/test/options2_SUITE_data/dialyzer_options2
-rw-r--r--lib/dialyzer/test/options2_SUITE_data/results/unknown_type2
-rw-r--r--lib/dialyzer/test/options2_SUITE_data/src/unknown_type.erl7
5 files changed, 36 insertions, 11 deletions
diff --git a/lib/dialyzer/doc/src/notes.xml b/lib/dialyzer/doc/src/notes.xml
index cd4ec4c068..0dbee1ce34 100644
--- a/lib/dialyzer/doc/src/notes.xml
+++ b/lib/dialyzer/doc/src/notes.xml
@@ -32,6 +32,22 @@
<p>This document describes the changes made to the Dialyzer
application.</p>
+<section><title>Dialyzer 3.1.1</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p> Report unknown types properly. A bug was introduced
+ in Erlang/OTP 19.3, where warnings about unknown types
+ were simply discarded. </p>
+ <p>
+ Own Id: OTP-14368</p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
<section><title>Dialyzer 3.1</title>
<section><title>Fixed Bugs and Malfunctions</title>
diff --git a/lib/dialyzer/src/dialyzer_analysis_callgraph.erl b/lib/dialyzer/src/dialyzer_analysis_callgraph.erl
index 051b700231..29aa25b98e 100644
--- a/lib/dialyzer/src/dialyzer_analysis_callgraph.erl
+++ b/lib/dialyzer/src/dialyzer_analysis_callgraph.erl
@@ -149,7 +149,7 @@ analysis_start(Parent, Analysis, LegalWarnings) ->
dialyzer_codeserver:finalize_exported_types(MergedExpTypes, TmpCServer1),
erlang:garbage_collect(), % reduce heap size
?timing(State#analysis_state.timing_server, "remote",
- contracts_and_records(TmpCServer2))
+ contracts_and_records(TmpCServer2, Parent))
catch
throw:{error, _ErrorMsg} = Error -> exit(Error)
end,
@@ -173,15 +173,14 @@ analysis_start(Parent, Analysis, LegalWarnings) ->
codeserver = Codeserver0} = State2,
{Codeserver, MiniPlt3} = move_data(Codeserver0, MiniPlt2),
dialyzer_callgraph:dispose_race_server(NewCallgraph),
- rcv_and_send_ext_types(Parent),
%% Since the PLT is never used, a dummy is sent:
DummyPlt = dialyzer_plt:new(),
send_codeserver_plt(Parent, Codeserver, DummyPlt),
MiniPlt4 = dialyzer_plt:delete_list(MiniPlt3, NonExportsList),
send_analysis_done(Parent, MiniPlt4, DocPlt).
-contracts_and_records(CodeServer) ->
- Fun = contrs_and_recs(CodeServer),
+contracts_and_records(CodeServer, Parent) ->
+ Fun = contrs_and_recs(CodeServer, Parent),
{Pid, Ref} = erlang:spawn_monitor(Fun),
dialyzer_codeserver:give_away(CodeServer, Pid),
Pid ! {self(), go},
@@ -189,16 +188,17 @@ contracts_and_records(CodeServer) ->
Return
end.
--spec contrs_and_recs(dialyzer_codeserver:codeserver()) ->
+-spec contrs_and_recs(dialyzer_codeserver:codeserver(), pid()) ->
fun(() -> no_return()).
-contrs_and_recs(TmpCServer2) ->
+contrs_and_recs(TmpCServer2, Parent) ->
fun() ->
- Parent = receive {Pid, go} -> Pid end,
+ Caller = receive {Pid, go} -> Pid end,
TmpCServer3 = dialyzer_utils:process_record_remote_types(TmpCServer2),
TmpServer4 =
dialyzer_contracts:process_contract_remote_types(TmpCServer3),
- dialyzer_codeserver:give_away(TmpServer4, Parent),
+ dialyzer_codeserver:give_away(TmpServer4, Caller),
+ rcv_and_send_ext_types(Caller, Parent),
exit(TmpServer4)
end.
@@ -525,13 +525,13 @@ default_includes(Dir) ->
%% Handle Messages
%%-------------------------------------------------------------------
-rcv_and_send_ext_types(Parent) ->
+rcv_and_send_ext_types(SendTo, Parent) ->
Self = self(),
Self ! {Self, done},
case rcv_ext_types(Self, []) of
[] -> ok;
ExtTypes ->
- Parent ! {Self, ext_types, ExtTypes},
+ Parent ! {SendTo, ext_types, ExtTypes},
ok
end.
diff --git a/lib/dialyzer/test/options2_SUITE_data/dialyzer_options b/lib/dialyzer/test/options2_SUITE_data/dialyzer_options
index 5db2e50d23..be57e2de72 100644
--- a/lib/dialyzer/test/options2_SUITE_data/dialyzer_options
+++ b/lib/dialyzer/test/options2_SUITE_data/dialyzer_options
@@ -1 +1 @@
-{dialyzer_options, [{defines, [{'vsn', 4}]}, {warnings, [no_return]}]}.
+{dialyzer_options, [{defines, [{'vsn', 4}]}, {warnings, [unknown, no_return]}]}.
diff --git a/lib/dialyzer/test/options2_SUITE_data/results/unknown_type b/lib/dialyzer/test/options2_SUITE_data/results/unknown_type
new file mode 100644
index 0000000000..d308c5a810
--- /dev/null
+++ b/lib/dialyzer/test/options2_SUITE_data/results/unknown_type
@@ -0,0 +1,2 @@
+
+:0: Unknown type unknown:type/0 \ No newline at end of file
diff --git a/lib/dialyzer/test/options2_SUITE_data/src/unknown_type.erl b/lib/dialyzer/test/options2_SUITE_data/src/unknown_type.erl
new file mode 100644
index 0000000000..7a891c0831
--- /dev/null
+++ b/lib/dialyzer/test/options2_SUITE_data/src/unknown_type.erl
@@ -0,0 +1,7 @@
+-module(unknown_type).
+
+-export([t/0]).
+
+-spec t() -> unknown:type().
+t() ->
+ a.