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-rw-r--r--lib/dialyzer/doc/src/notes.xml16
-rw-r--r--lib/dialyzer/src/dialyzer.erl48
-rw-r--r--lib/dialyzer/src/dialyzer_cl.erl116
-rw-r--r--lib/dialyzer/vsn.mk2
4 files changed, 38 insertions, 144 deletions
diff --git a/lib/dialyzer/doc/src/notes.xml b/lib/dialyzer/doc/src/notes.xml
index 0930f79840..b72453aac7 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 4.0.2</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p> Make sure Dialyzer does not crash if the formatting
+ of results fails. Instead of crashing, an unformatted
+ version of the results is returned. </p>
+ <p>
+ Own Id: OTP-15922 Aux Id: PR-2240, ERL-949 </p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
<section><title>Dialyzer 4.0.1</title>
<section><title>Fixed Bugs and Malfunctions</title>
diff --git a/lib/dialyzer/src/dialyzer.erl b/lib/dialyzer/src/dialyzer.erl
index d4fe064edd..c1bc5ff597 100644
--- a/lib/dialyzer/src/dialyzer.erl
+++ b/lib/dialyzer/src/dialyzer.erl
@@ -605,11 +605,9 @@ ordinal(N) when is_integer(N) -> io_lib:format("~wth", [N]).
%% Functions that parse type strings, literal strings, and contract
%% strings. Return strings formatted by erl_pp.
-%% If lib/hipe/cerl/erl_types.erl is compiled with DEBUG=true,
-%% the contents of opaque types are showed inside brackets.
-%% Since erl_parse:parse_form() cannot handle the bracket syntax,
-%% no indentation is done.
-%%-define(DEBUG , true).
+%% Note we always have to catch any error when trying to parse
+%% the syntax because other BEAM languages may not emit an
+%% Erlang AST that transforms into valid Erlang Source Code.
-define(IND, 10).
@@ -620,13 +618,15 @@ con(M, F, Src, I) ->
sig(Src, false) ->
Src;
sig(Src, true) ->
- Str = lists:flatten(io_lib:format("-spec ~w:~tw~ts.", [a, b, Src])),
- {ok, Tokens, _EndLocation} = erl_scan:string(Str),
- exec(fun() ->
- {ok, {attribute, _, spec, {_MFA, Types}}} =
- erl_parse:parse_form(Tokens),
- indentation(?IND) ++ pp_spec(Types)
- end, Src).
+ try
+ Str = lists:flatten(io_lib:format("-spec ~w:~tw~ts.", [a, b, Src])),
+ {ok, Tokens, _EndLocation} = erl_scan:string(Str),
+ {ok, {attribute, _, spec, {_MFA, Types}}} =
+ erl_parse:parse_form(Tokens),
+ indentation(?IND) ++ pp_spec(Types)
+ catch
+ _:_ -> Src
+ end.
%% Argument(list)s are a mix of types and Erlang code. Note: sometimes
%% (contract_range, call_without_opaque, opaque_type_test), the initial
@@ -681,21 +681,15 @@ ts(Src) ->
[C1|Src1] = Src, % $< (product) or $( (arglist)
[C2|RevSrc2] = lists:reverse(Src1),
Src2 = lists:reverse(RevSrc2),
- exec(fun() ->
- Types = parse_types_and_literals(Src2),
- CommaInd = [$, | Ind],
- (indentation(?IND-1) ++
- [C1 | lists:join(CommaInd, [pp_type(Type) || Type <- Types])] ++
- [C2])
- end, Src).
-
--ifdef(DEBUG).
-exec(F, R) ->
- try F() catch _:_ -> R end.
--else.
-exec(F, _) ->
- F().
--endif.
+ try
+ Types = parse_types_and_literals(Src2),
+ CommaInd = [$, | Ind],
+ (indentation(?IND-1) ++
+ [C1 | lists:join(CommaInd, [pp_type(Type) || Type <- Types])] ++
+ [C2])
+ catch
+ _:_ -> Src
+ end.
indentation(I) ->
[$\n | lists:duplicate(I, $\s)].
diff --git a/lib/dialyzer/src/dialyzer_cl.erl b/lib/dialyzer/src/dialyzer_cl.erl
index 403fcb6279..5e680062fb 100644
--- a/lib/dialyzer/src/dialyzer_cl.erl
+++ b/lib/dialyzer/src/dialyzer_cl.erl
@@ -320,12 +320,6 @@ report_analysis_start(#options{analysis_type = Type,
end
end.
-report_native_comp(#options{report_mode = ReportMode}) ->
- case ReportMode of
- quiet -> ok;
- _ -> io:format(" Compiling some key modules to native code...")
- end.
-
report_elapsed_time(T1, T2, #options{report_mode = ReportMode}) ->
case ReportMode of
quiet -> ok;
@@ -375,7 +369,6 @@ do_analysis(Options) ->
do_analysis(Files, Options, Plt, PltInfo) ->
assert_writable(Options#options.output_plt),
- hipe_compile(Files, Options),
report_analysis_start(Options),
State0 = new_state(),
State1 = init_output(State0, Options),
@@ -484,115 +477,6 @@ expand_dependent_modules_1([Mod|Mods], Included, ModDeps) ->
expand_dependent_modules_1([], Included, _ModDeps) ->
Included.
--define(MIN_PARALLELISM, 7).
--define(MIN_FILES_FOR_NATIVE_COMPILE, 20).
-
--spec hipe_compile([file:filename()], #options{}) -> 'ok'.
-
-hipe_compile(Files, #options{erlang_mode = ErlangMode,
- native = Native,
- native_cache = NativeCache} = Options) ->
- NoNative =
- case ErlangMode of
- true ->
- %% In Erlang mode, native compilation must be explicitly enabled
- Native =/= true;
- false ->
- %% In CLI mode, perform native compilation unless disabled
- Native =:= false
- end,
- FewFiles = (length(Files) < ?MIN_FILES_FOR_NATIVE_COMPILE),
- case NoNative orelse FewFiles of
- true -> ok;
- false ->
- case erlang:system_info(hipe_architecture) of
- undefined -> ok;
- _ ->
- Mods = [lists, dict, digraph, digraph_utils, ets,
- gb_sets, gb_trees, ordsets, sets, sofs,
- cerl, erl_types, cerl_trees, erl_bif_types,
- dialyzer_analysis_callgraph, dialyzer, dialyzer_behaviours,
- dialyzer_codeserver, dialyzer_contracts,
- dialyzer_coordinator, dialyzer_dataflow, dialyzer_dep,
- dialyzer_plt, dialyzer_succ_typings, dialyzer_typesig,
- dialyzer_worker],
- report_native_comp(Options),
- {T1, _} = statistics(wall_clock),
- native_compile(Mods, NativeCache),
- {T2, _} = statistics(wall_clock),
- report_elapsed_time(T1, T2, Options)
- end
- end.
-
-native_compile(Mods, Cache) ->
- case dialyzer_utils:parallelism() > ?MIN_PARALLELISM of
- true ->
- Parent = self(),
- Pids = [spawn(fun () -> Parent ! {self(), hc(M, Cache)} end) || M <- Mods],
- lists:foreach(fun (Pid) -> receive {Pid, Res} -> Res end end, Pids);
- false ->
- lists:foreach(fun (Mod) -> hc(Mod, Cache) end, Mods)
- end.
-
-hc(Mod, Cache) ->
- {module, Mod} = code:ensure_loaded(Mod),
- case code:is_module_native(Mod) of
- true -> ok;
- false ->
- %% io:format(" ~w", [Mod]),
- case Cache of
- false ->
- {ok, Mod} = hipe:c(Mod),
- ok;
- true ->
- hc_cache(Mod)
- end
- end.
-
-hc_cache(Mod) ->
- CacheBase = cache_base_dir(),
- %% Use HiPE architecture, version and erts checksum in directory name,
- %% to avoid clashes between incompatible binaries.
- HipeArchVersion =
- lists:concat(
- [erlang:system_info(hipe_architecture), "-",
- hipe:version(), "-",
- hipe:erts_checksum()]),
- CacheDir = filename:join(CacheBase, HipeArchVersion),
- OrigBeamFile = code:which(Mod),
- {ok, {Mod, <<Checksum:128>>}} = beam_lib:md5(OrigBeamFile),
- CachedBeamFile = filename:join(CacheDir, lists:concat([Mod, "-", Checksum, ".beam"])),
- ok = filelib:ensure_dir(CachedBeamFile),
- ModBin =
- case filelib:is_file(CachedBeamFile) of
- true ->
- {ok, BinFromFile} = file:read_file(CachedBeamFile),
- BinFromFile;
- false ->
- {ok, Mod, CompiledBin} = compile:file(OrigBeamFile, [from_beam, native, binary]),
- ok = file:write_file(CachedBeamFile, CompiledBin),
- CompiledBin
- end,
- code:unstick_dir(filename:dirname(OrigBeamFile)),
- {module, Mod} = code:load_binary(Mod, CachedBeamFile, ModBin),
- true = code:is_module_native(Mod),
- ok.
-
-cache_base_dir() ->
- %% http://standards.freedesktop.org/basedir-spec/basedir-spec-0.7.html
- %% If XDG_CACHE_HOME is set to an absolute path, use it as base.
- XdgCacheHome = os:getenv("XDG_CACHE_HOME"),
- CacheHome =
- case is_list(XdgCacheHome) andalso filename:pathtype(XdgCacheHome) =:= absolute of
- true ->
- XdgCacheHome;
- false ->
- %% Otherwise, the default is $HOME/.cache.
- {ok, [[Home]]} = init:get_argument(home),
- filename:join(Home, ".cache")
- end,
- filename:join([CacheHome, "dialyzer_hipe_cache"]).
-
new_state() ->
#cl_state{}.
diff --git a/lib/dialyzer/vsn.mk b/lib/dialyzer/vsn.mk
index 466bbfd0f2..7a44daf683 100644
--- a/lib/dialyzer/vsn.mk
+++ b/lib/dialyzer/vsn.mk
@@ -1 +1 @@
-DIALYZER_VSN = 4.0.1
+DIALYZER_VSN = 4.0.2