Merge branch 'maint'

* maint:
  Fix handling of latin1 characters in false ifdef branches
  add_abstract_code: Remove 'from_asm' option
  Remove documentation and stub for non-exist file:file_info/1

5 files changed, 41 insertions, 21 deletions

diff --git a/erts/preloaded/src/add_abstract_code b/erts/preloaded/src/add_abstract_code
index e670156d21..211a60c930 100644
--- a/erts/preloaded/src/add_abstract_code
+++ b/erts/preloaded/src/add_abstract_code
@@ -27,8 +27,18 @@
 main([BeamFile,AbstrFile]) ->
     {ok,_,Chunks0} = beam_lib:all_chunks(BeamFile),
     {ok,Abstr} = file:consult(AbstrFile),
-    Chunks = lists:keyreplace("Abst", 1, Chunks0,
-			      {"Abst",term_to_binary({raw_abstract_v1,Abstr})}),
+    Chunks1 = lists:keyreplace("Abst", 1, Chunks0,
+			       {"Abst",term_to_binary({raw_abstract_v1,Abstr})}),
+    {"CInf",CInf0} = lists:keyfind("CInf", 1, Chunks1),
+    CInf = fix_options(CInf0),
+    Chunks = lists:keyreplace("CInf", 1, Chunks1, {"CInf",CInf}),
     {ok,Module} = beam_lib:build_module(Chunks),
     ok = file:write_file(BeamFile, Module),
     init:stop().
+
+fix_options(CInf0) ->
+    CInf1 = binary_to_term(CInf0),
+    {options,Opts0} = lists:keyfind(options, 1, CInf1),
+    Opts = Opts0 -- [from_asm],
+    CInf = lists:keyreplace(options, 1, CInf1, {options,Opts}),
+    term_to_binary(CInf).
diff --git a/lib/compiler/test/warnings_SUITE.erl b/lib/compiler/test/warnings_SUITE.erl
index ad4ad91f74..0637041873 100644
--- a/lib/compiler/test/warnings_SUITE.erl
+++ b/lib/compiler/test/warnings_SUITE.erl
@@ -662,6 +662,20 @@ latin1_fallback(Conf) when is_list(Conf) ->
 	    {warnings,[{1,compile,reparsing_invalid_unicode}]}
 	   }],
     [] = run(Conf, Ts2),
+
+    Ts3 = [{latin1_fallback3,
+	    %% Test that the compiler fall backs to latin-1 with
+	    %% a warning if a file has no encoding and does not
+	    %% contain correct UTF-8 sequences.
+	    <<"-ifdef(NOTDEFINED).
+              t(_) -> \"",246,"\";
+              t(x) -> ok.
+              -endif.
+              ">>,
+	    [],
+	    {warnings,[{2,compile,reparsing_invalid_unicode}]}}],
+    [] = run(Conf, Ts3),
+
     ok.
 
 %%%
diff --git a/lib/kernel/doc/src/file.xml b/lib/kernel/doc/src/file.xml
index 8dae34431b..1c03efe7fd 100644
--- a/lib/kernel/doc/src/file.xml
+++ b/lib/kernel/doc/src/file.xml
@@ -428,14 +428,6 @@
       </desc>
     </func>
     <func>
-      <name name="file_info" arity="1"/>
-      <fsummary>Get information about a file (deprecated)</fsummary>
-      <desc>
-        <p>This function is obsolete. Use <c>read_file_info/1,2</c>
-          instead.</p>
-      </desc>
-    </func>
-    <func>
       <name name="format_error" arity="1"/>
       <fsummary>Return a descriptive string for an error reason</fsummary>
       <desc>
diff --git a/lib/kernel/src/file.erl b/lib/kernel/src/file.erl
index 20b703e084..ee2fb85de2 100644
--- a/lib/kernel/src/file.erl
+++ b/lib/kernel/src/file.erl
@@ -117,15 +117,7 @@
 			  | {'time', 'posix'}.
 %%% BIFs
 
--export([file_info/1, native_name_encoding/0]).
-
--spec file_info(Filename) -> {ok, FileInfo} | {error, Reason} when
-      Filename :: name_all(),
-      FileInfo :: file_info(),
-      Reason :: posix() | badarg.
-
-file_info(_) ->
-    erlang:nif_error(undef).
+-export([native_name_encoding/0]).
 
 -spec native_name_encoding() -> latin1 | utf8.
 
diff --git a/lib/stdlib/src/epp.erl b/lib/stdlib/src/epp.erl
index 9b506b0a44..5f8637c118 100644
--- a/lib/stdlib/src/epp.erl
+++ b/lib/stdlib/src/epp.erl
@@ -1121,8 +1121,20 @@ skip_toks(From, St, [I|Sis]) ->
 	    skip_toks(From, St#epp{location=Cl}, Sis);
 	{ok,_Toks,Cl} ->
 	    skip_toks(From, St#epp{location=Cl}, [I|Sis]);
-	{error,_E,Cl} ->
-	    skip_toks(From, St#epp{location=Cl}, [I|Sis]);
+	{error,E,Cl} ->
+	    case E of
+		{_,file_io_server,invalid_unicode} ->
+		    %% The compiler needs to know that there was
+		    %% invalid unicode characters in the file
+		    %% (and there is no point in continuing anyway
+		    %% since io server process has terminated).
+		    epp_reply(From, {error,E}),
+		    leave_file(wait_request(St), St);
+		_ ->
+		    %% Some other invalid token, such as a bad floating
+		    %% point number. Just ignore it.
+		    skip_toks(From, St#epp{location=Cl}, [I|Sis])
+	    end;
 	{eof,Cl} ->
 	    leave_file(From, St#epp{location=Cl,istk=[I|Sis]});
 	{error,_E} ->