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-rw-r--r--lib/stdlib/doc/src/math.xml1
-rw-r--r--lib/stdlib/src/c.erl17
-rw-r--r--lib/stdlib/src/dict.erl6
-rw-r--r--lib/stdlib/src/erl_lint.erl13
-rw-r--r--lib/stdlib/src/math.erl7
-rw-r--r--lib/stdlib/src/otp_internal.erl13
-rw-r--r--lib/stdlib/src/string.erl46
-rw-r--r--lib/stdlib/test/stdlib_SUITE.erl15
-rw-r--r--lib/stdlib/test/string_SUITE.erl40
9 files changed, 122 insertions, 36 deletions
diff --git a/lib/stdlib/doc/src/math.xml b/lib/stdlib/doc/src/math.xml
index 43cd20e726..7cfc8a1175 100644
--- a/lib/stdlib/doc/src/math.xml
+++ b/lib/stdlib/doc/src/math.xml
@@ -67,6 +67,7 @@
<name name="atanh" arity="1"/>
<name name="exp" arity="1"/>
<name name="log" arity="1"/>
+ <name name="log2" arity="1"/>
<name name="log10" arity="1"/>
<name name="pow" arity="2"/>
<name name="sqrt" arity="1"/>
diff --git a/lib/stdlib/src/c.erl b/lib/stdlib/src/c.erl
index c2256c0cf9..9860adf04d 100644
--- a/lib/stdlib/src/c.erl
+++ b/lib/stdlib/src/c.erl
@@ -509,9 +509,12 @@ m(M) ->
{exports,E} = lists:keyfind(exports, 1, L),
Time = get_compile_time(L),
COpts = get_compile_options(L),
- format("Module ~w compiled: ",[M]), print_time(Time),
- format("Compiler options: ~p~n", [COpts]),
+ format("Module: ~w~n", [M]),
+ print_md5(L),
+ format("Compiled: "),
+ print_time(Time),
print_object_file(M),
+ format("Compiler options: ~p~n", [COpts]),
format("Exports: ~n",[]), print_exports(keysort(1, E)).
print_object_file(Mod) ->
@@ -522,6 +525,12 @@ print_object_file(Mod) ->
ignore
end.
+print_md5(L) ->
+ case lists:keyfind(md5, 1, L) of
+ {md5,<<MD5:128>>} -> io:format("MD5: ~.16b~n",[MD5]);
+ _ -> ok
+ end.
+
get_compile_time(L) ->
case get_compile_info(L, time) of
{ok,Val} -> Val;
@@ -569,8 +578,8 @@ split_print_exports([{F1, A1}|T1], [{F2, A2} | T2]) ->
split_print_exports([], []) -> ok.
print_time({Year,Month,Day,Hour,Min,_Secs}) ->
- format("Date: ~s ~w ~w, ", [month(Month),Day,Year]),
- format("Time: ~.2.0w.~.2.0w~n", [Hour,Min]);
+ format("~s ~w ~w, ", [month(Month),Day,Year]),
+ format("~.2.0w:~.2.0w~n", [Hour,Min]);
print_time(notime) ->
format("No compile time info available~n",[]).
diff --git a/lib/stdlib/src/dict.erl b/lib/stdlib/src/dict.erl
index cf8fb3114a..5a9f63c5e2 100644
--- a/lib/stdlib/src/dict.erl
+++ b/lib/stdlib/src/dict.erl
@@ -417,6 +417,8 @@ on_bucket(F, T, Slot) ->
%% could have implemented map and filter using fold but these are
%% faster. We hope!
+fold_dict(F, Acc, #dict{size=0}) when is_function(F, 3) ->
+ Acc;
fold_dict(F, Acc, D) ->
Segs = D#dict.segs,
fold_segs(F, Acc, Segs, tuple_size(Segs)).
@@ -434,6 +436,8 @@ fold_bucket(F, Acc, [?kv(Key,Val)|Bkt]) ->
fold_bucket(F, F(Key, Val, Acc), Bkt);
fold_bucket(F, Acc, []) when is_function(F, 3) -> Acc.
+map_dict(F, #dict{size=0} = Dict) when is_function(F, 2) ->
+ Dict;
map_dict(F, D) ->
Segs0 = tuple_to_list(D#dict.segs),
Segs1 = map_seg_list(F, Segs0),
@@ -453,6 +457,8 @@ map_bucket(F, [?kv(Key,Val)|Bkt]) ->
[?kv(Key,F(Key, Val))|map_bucket(F, Bkt)];
map_bucket(F, []) when is_function(F, 2) -> [].
+filter_dict(F, #dict{size=0} = Dict) when is_function(F, 2) ->
+ Dict;
filter_dict(F, D) ->
Segs0 = tuple_to_list(D#dict.segs),
{Segs1,Fc} = filter_seg_list(F, Segs0, [], 0),
diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl
index 8bebedf54f..cbe6eeec3c 100644
--- a/lib/stdlib/src/erl_lint.erl
+++ b/lib/stdlib/src/erl_lint.erl
@@ -744,6 +744,8 @@ attribute_state(Form, St) ->
%% State'
%% Allow for record, type and opaque type definitions and spec
%% declarations to be intersperced within function definitions.
+%% Dialyzer attributes are also allowed everywhere, but are not
+%% checked at all.
function_state({attribute,L,record,{Name,Fields}}, St) ->
record_def(L, Name, Fields, St);
@@ -753,6 +755,8 @@ function_state({attribute,L,opaque,{TypeName,TypeDef,Args}}, St) ->
type_def(opaque, L, TypeName, TypeDef, Args, St);
function_state({attribute,L,spec,{Fun,Types}}, St) ->
spec_decl(L, Fun, Types, St);
+function_state({attribute,_L,dialyzer,_Val}, St) ->
+ St;
function_state({attribute,La,Attr,_Val}, St) ->
add_error(La, {attribute,Attr}, St);
function_state({function,L,N,A,Cs}, St) ->
@@ -2266,11 +2270,10 @@ expr({remote,Line,_M,_F}, _Vt, St) ->
%% {UsedVarTable,State}
expr_list(Es, Vt, St) ->
- {Vt1,St1} = foldl(fun (E, {Esvt,St0}) ->
- {Evt,St1} = expr(E, Vt, St0),
- {vtmerge_pat(Evt, Esvt),St1}
- end, {[],St}, Es),
- {vtmerge(vtnew(Vt1, Vt), vtold(Vt1, Vt)),St1}.
+ foldl(fun (E, {Esvt,St0}) ->
+ {Evt,St1} = expr(E, Vt, St0),
+ {vtmerge_pat(Evt, Esvt),St1}
+ end, {[],St}, Es).
record_expr(Line, Rec, Vt, St0) ->
St1 = warn_invalid_record(Line, Rec, St0),
diff --git a/lib/stdlib/src/math.erl b/lib/stdlib/src/math.erl
index 98a70b1644..43f736e54c 100644
--- a/lib/stdlib/src/math.erl
+++ b/lib/stdlib/src/math.erl
@@ -24,7 +24,7 @@
-export([sin/1, cos/1, tan/1, asin/1, acos/1, atan/1, atan2/2, sinh/1,
cosh/1, tanh/1, asinh/1, acosh/1, atanh/1, exp/1, log/1,
- log10/1, pow/2, sqrt/1, erf/1, erfc/1]).
+ log2/1, log10/1, pow/2, sqrt/1, erf/1, erfc/1]).
-spec acos(X) -> float() when
X :: number().
@@ -92,6 +92,11 @@ exp(_) ->
log(_) ->
erlang:nif_error(undef).
+-spec log2(X) -> float() when
+ X :: number().
+log2(_) ->
+ erlang:nif_error(undef).
+
-spec log10(X) -> float() when
X :: number().
log10(_) ->
diff --git a/lib/stdlib/src/otp_internal.erl b/lib/stdlib/src/otp_internal.erl
index 0ace87ef5c..4a338798d0 100644
--- a/lib/stdlib/src/otp_internal.erl
+++ b/lib/stdlib/src/otp_internal.erl
@@ -578,6 +578,19 @@ obsolete_1(asn1rt, utf8_binary_to_list, 1) ->
obsolete_1(asn1rt, utf8_list_to_binary, 1) ->
{deprecated,{unicode,characters_to_binary,1}};
+%% Added in OTP 18.
+obsolete_1(core_lib, get_anno, 1) ->
+ {deprecated,{cerl,get_ann,1}};
+obsolete_1(core_lib, set_anno, 2) ->
+ {deprecated,{cerl,set_ann,2}};
+obsolete_1(core_lib, is_literal, 1) ->
+ {deprecated,{cerl,is_literal,1}};
+obsolete_1(core_lib, is_literal_list, 1) ->
+ {deprecated,"deprecated; use lists:all(fun cerl:is_literal/1, L)"
+ " instead"};
+obsolete_1(core_lib, literal_value, 1) ->
+ {deprecated,{core_lib,concrete,1}};
+
obsolete_1(_, _, _) ->
no.
diff --git a/lib/stdlib/src/string.erl b/lib/stdlib/src/string.erl
index f9b083a56d..f6903d1c3d 100644
--- a/lib/stdlib/src/string.erl
+++ b/lib/stdlib/src/string.erl
@@ -221,23 +221,47 @@ substr2([_|String], S) -> substr2(String, S-1).
Tokens :: [Token :: nonempty_string()].
tokens(S, Seps) ->
- tokens1(S, Seps, []).
+ case Seps of
+ [] ->
+ case S of
+ [] -> [];
+ [_|_] -> [S]
+ end;
+ [C] ->
+ tokens_single_1(reverse(S), C, []);
+ [_|_] ->
+ tokens_multiple_1(reverse(S), Seps, [])
+ end.
-tokens1([C|S], Seps, Toks) ->
+tokens_single_1([Sep|S], Sep, Toks) ->
+ tokens_single_1(S, Sep, Toks);
+tokens_single_1([C|S], Sep, Toks) ->
+ tokens_single_2(S, Sep, Toks, [C]);
+tokens_single_1([], _, Toks) ->
+ Toks.
+
+tokens_single_2([Sep|S], Sep, Toks, Tok) ->
+ tokens_single_1(S, Sep, [Tok|Toks]);
+tokens_single_2([C|S], Sep, Toks, Tok) ->
+ tokens_single_2(S, Sep, Toks, [C|Tok]);
+tokens_single_2([], _Sep, Toks, Tok) ->
+ [Tok|Toks].
+
+tokens_multiple_1([C|S], Seps, Toks) ->
case member(C, Seps) of
- true -> tokens1(S, Seps, Toks);
- false -> tokens2(S, Seps, Toks, [C])
+ true -> tokens_multiple_1(S, Seps, Toks);
+ false -> tokens_multiple_2(S, Seps, Toks, [C])
end;
-tokens1([], _Seps, Toks) ->
- reverse(Toks).
+tokens_multiple_1([], _Seps, Toks) ->
+ Toks.
-tokens2([C|S], Seps, Toks, Cs) ->
+tokens_multiple_2([C|S], Seps, Toks, Tok) ->
case member(C, Seps) of
- true -> tokens1(S, Seps, [reverse(Cs)|Toks]);
- false -> tokens2(S, Seps, Toks, [C|Cs])
+ true -> tokens_multiple_1(S, Seps, [Tok|Toks]);
+ false -> tokens_multiple_2(S, Seps, Toks, [C|Tok])
end;
-tokens2([], _Seps, Toks, Cs) ->
- reverse([reverse(Cs)|Toks]).
+tokens_multiple_2([], _Seps, Toks, Tok) ->
+ [Tok|Toks].
-spec chars(Character, Number) -> String when
Character :: char(),
diff --git a/lib/stdlib/test/stdlib_SUITE.erl b/lib/stdlib/test/stdlib_SUITE.erl
index 6669a21b9c..206eb4fd74 100644
--- a/lib/stdlib/test/stdlib_SUITE.erl
+++ b/lib/stdlib/test/stdlib_SUITE.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1997-2014. All Rights Reserved.
+%% Copyright Ericsson AB 1997-2015. 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
@@ -172,9 +172,16 @@ major_upgrade(Config) ->
%% Version numbers are checked by ct_release_test, so there is nothing
%% more to check here...
-upgrade_init(State) ->
+upgrade_init(CtData,State) ->
+ {ok,{FromVsn,ToVsn}} = ct_release_test:get_app_vsns(CtData,stdlib),
+ case ct_release_test:get_appup(CtData,stdlib) of
+ {ok,{FromVsn,ToVsn,[restart_new_emulator],[restart_new_emulator]}} ->
+ io:format("Upgrade/downgrade ~p <--> ~p",[FromVsn,ToVsn]);
+ {error,{vsn_not_found,_}} when FromVsn==ToVsn ->
+ io:format("No upgrade test for stdlib, same version")
+ end,
State.
-upgrade_upgraded(State) ->
+upgrade_upgraded(_CtData,State) ->
State.
-upgrade_downgraded(State) ->
+upgrade_downgraded(_CtData,State) ->
State.
diff --git a/lib/stdlib/test/string_SUITE.erl b/lib/stdlib/test/string_SUITE.erl
index fccd1bef95..a55c710d50 100644
--- a/lib/stdlib/test/string_SUITE.erl
+++ b/lib/stdlib/test/string_SUITE.erl
@@ -217,21 +217,39 @@ substr(Config) when is_list(Config) ->
?line {'EXIT',_} = (catch string:substr("1234", "1")),
ok.
-tokens(suite) ->
- [];
-tokens(doc) ->
- [];
tokens(Config) when is_list(Config) ->
- ?line [] = string:tokens("",""),
- ?line [] = string:tokens("abc","abc"),
- ?line ["abc"] = string:tokens("abc", ""),
- ?line ["1","2 34","4","5"] = string:tokens("1,2 34,4;5", ";,"),
- %% invalid arg type
- ?line {'EXIT',_} = (catch string:tokens('x,y', ",")),
+ [] = string:tokens("",""),
+ [] = string:tokens("abc","abc"),
+ ["abc"] = string:tokens("abc", ""),
+ ["1","2 34","45","5","6","7"] = do_tokens("1,2 34,45;5,;6;,7", ";,"),
+
%% invalid arg type
- ?line {'EXIT',_} = (catch string:tokens("x,y", ',')),
+ {'EXIT',_} = (catch string:tokens('x,y', ",")),
+ {'EXIT',_} = (catch string:tokens("x,y", ',')),
ok.
+do_tokens(S0, Sep0) ->
+ [H|T] = Sep0,
+ S = [replace_sep(C, T, H) || C <- S0],
+ Sep = [H],
+ io:format("~p ~p\n", [S0,Sep0]),
+ io:format("~p ~p\n", [S,Sep]),
+
+ Res = string:tokens(S0, Sep0),
+ Res = string:tokens(Sep0++S0, Sep0),
+ Res = string:tokens(S0++Sep0, Sep0),
+
+ Res = string:tokens(S, Sep),
+ Res = string:tokens(Sep++S, Sep),
+ Res = string:tokens(S++Sep, Sep),
+
+ Res.
+
+replace_sep(C, Seps, New) ->
+ case lists:member(C, Seps) of
+ true -> New;
+ false -> C
+ end.
chars(suite) ->
[];
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