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-rw-r--r--lib/stdlib/src/erl_expand_records.erl25
-rw-r--r--lib/stdlib/src/gb_sets.erl12
-rw-r--r--lib/stdlib/src/orddict.erl20
-rw-r--r--lib/stdlib/src/otp_internal.erl2
-rw-r--r--lib/stdlib/src/supervisor.erl9
-rw-r--r--lib/stdlib/src/timer.erl21
6 files changed, 36 insertions, 53 deletions
diff --git a/lib/stdlib/src/erl_expand_records.erl b/lib/stdlib/src/erl_expand_records.erl
index 64a00acd88..dc74d611a3 100644
--- a/lib/stdlib/src/erl_expand_records.erl
+++ b/lib/stdlib/src/erl_expand_records.erl
@@ -384,21 +384,11 @@ expr({call,Line,{tuple,_,[{atom,_,erlang},{atom,_,is_record}]},
expr({call,Line,{atom,_La,N}=Atom,As0}, St0) ->
{As,St1} = expr_list(As0, St0),
Ar = length(As),
- case erl_internal:bif(N, Ar) of
- true ->
- {{call,Line,Atom,As},St1};
- false ->
- case imported(N, Ar, St1) of
- {yes,_Mod} ->
- {{call,Line,Atom,As},St1};
- no ->
- case {N,Ar} of
- {record_info,2} ->
- record_info_call(Line, As, St1);
- _ ->
- {{call,Line,Atom,As},St1}
- end
- end
+ case {N,Ar} =:= {record_info,2} andalso not imported(N, Ar, St1) of
+ true ->
+ record_info_call(Line, As, St1);
+ false ->
+ {{call,Line,Atom,As},St1}
end;
expr({call,Line,{remote,Lr,M,F},As0}, St0) ->
{[M1,F1 | As1],St1} = expr_list([M,F | As0], St0),
@@ -832,10 +822,7 @@ add_imports(Mod, [F | Fs], Is) ->
add_imports(_, [], Is) -> Is.
imported(F, A, St) ->
- case orddict:find({F,A}, St#exprec.imports) of
- {ok,Mod} -> {yes,Mod};
- error -> no
- end.
+ orddict:is_key({F,A}, St#exprec.imports).
%%%
%%% Replace is_record/3 in guards with matching if possible.
diff --git a/lib/stdlib/src/gb_sets.erl b/lib/stdlib/src/gb_sets.erl
index 0a26d0182d..393fb07229 100644
--- a/lib/stdlib/src/gb_sets.erl
+++ b/lib/stdlib/src/gb_sets.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2001-2014. All Rights Reserved.
+%% Copyright Ericsson AB 2001-2015. 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
@@ -207,21 +207,19 @@
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-%%% gb_sets:set() in OTP 17 only.
-
-spec empty() -> Set when
- Set :: gb_sets:set().
+ Set :: set().
empty() ->
{0, nil}.
-spec new() -> Set when
- Set :: gb_sets:set().
+ Set :: set().
new() -> empty().
-spec is_empty(Set) -> boolean() when
- Set :: gb_sets:set().
+ Set :: set().
is_empty({0, nil}) ->
true;
@@ -229,7 +227,7 @@ is_empty(_) ->
false.
-spec size(Set) -> non_neg_integer() when
- Set :: gb_sets:set().
+ Set :: set().
size({Size, _}) ->
Size.
diff --git a/lib/stdlib/src/orddict.erl b/lib/stdlib/src/orddict.erl
index c98d78b34d..af5d917840 100644
--- a/lib/stdlib/src/orddict.erl
+++ b/lib/stdlib/src/orddict.erl
@@ -115,8 +115,8 @@ erase(_, []) -> [].
Orddict1 :: orddict(),
Orddict2 :: orddict().
-store(Key, New, [{K,_}=E|Dict]) when Key < K ->
- [{Key,New},E|Dict];
+store(Key, New, [{K,_}|_]=Dict) when Key < K ->
+ [{Key,New}|Dict];
store(Key, New, [{K,_}=E|Dict]) when Key > K ->
[E|store(Key, New, Dict)];
store(Key, New, [{_K,_Old}|Dict]) -> %Key == K
@@ -129,8 +129,8 @@ store(Key, New, []) -> [{Key,New}].
Orddict1 :: orddict(),
Orddict2 :: orddict().
-append(Key, New, [{K,_}=E|Dict]) when Key < K ->
- [{Key,[New]},E|Dict];
+append(Key, New, [{K,_}|_]=Dict) when Key < K ->
+ [{Key,[New]}|Dict];
append(Key, New, [{K,_}=E|Dict]) when Key > K ->
[E|append(Key, New, Dict)];
append(Key, New, [{_K,Old}|Dict]) -> %Key == K
@@ -143,8 +143,8 @@ append(Key, New, []) -> [{Key,[New]}].
Orddict1 :: orddict(),
Orddict2 :: orddict().
-append_list(Key, NewList, [{K,_}=E|Dict]) when Key < K ->
- [{Key,NewList},E|Dict];
+append_list(Key, NewList, [{K,_}|_]=Dict) when Key < K ->
+ [{Key,NewList}|Dict];
append_list(Key, NewList, [{K,_}=E|Dict]) when Key > K ->
[E|append_list(Key, NewList, Dict)];
append_list(Key, NewList, [{_K,Old}|Dict]) -> %Key == K
@@ -170,8 +170,8 @@ update(Key, Fun, [{K,Val}|Dict]) when Key == K ->
Orddict1 :: orddict(),
Orddict2 :: orddict().
-update(Key, _, Init, [{K,_}=E|Dict]) when Key < K ->
- [{Key,Init},E|Dict];
+update(Key, _, Init, [{K,_}|_]=Dict) when Key < K ->
+ [{Key,Init}|Dict];
update(Key, Fun, Init, [{K,_}=E|Dict]) when Key > K ->
[E|update(Key, Fun, Init, Dict)];
update(Key, Fun, _Init, [{_K,Val}|Dict]) -> %Key == K
@@ -184,8 +184,8 @@ update(Key, _, Init, []) -> [{Key,Init}].
Orddict1 :: orddict(),
Orddict2 :: orddict().
-update_counter(Key, Incr, [{K,_}=E|Dict]) when Key < K ->
- [{Key,Incr},E|Dict];
+update_counter(Key, Incr, [{K,_}|_]=Dict) when Key < K ->
+ [{Key,Incr}|Dict];
update_counter(Key, Incr, [{K,_}=E|Dict]) when Key > K ->
[E|update_counter(Key, Incr, Dict)];
update_counter(Key, Incr, [{_K,Val}|Dict]) -> %Key == K
diff --git a/lib/stdlib/src/otp_internal.erl b/lib/stdlib/src/otp_internal.erl
index 540c1cac9c..0fb6974426 100644
--- a/lib/stdlib/src/otp_internal.erl
+++ b/lib/stdlib/src/otp_internal.erl
@@ -596,7 +596,7 @@ obsolete_1(core_lib, is_literal_list, 1) ->
obsolete_1(core_lib, literal_value, 1) ->
{deprecated,{core_lib,concrete,1}};
obsolete_1(ssl, negotiated_next_protocol, 1) ->
- {deprecated,{ssl,negotiated_protocol}};
+ {deprecated,{ssl,negotiated_protocol,1}};
obsolete_1(_, _, _) ->
no.
diff --git a/lib/stdlib/src/supervisor.erl b/lib/stdlib/src/supervisor.erl
index 7c0cd8b26a..67655b1145 100644
--- a/lib/stdlib/src/supervisor.erl
+++ b/lib/stdlib/src/supervisor.erl
@@ -1403,13 +1403,8 @@ add_restart([R|Restarts], Now, Period) ->
add_restart([], _, _) ->
[].
-inPeriod(Time, Now, Period) ->
- case Time - Now of
- T when T > Period ->
- false;
- _ ->
- true
- end.
+inPeriod(Then, Now, Period) ->
+ Now =< Then + Period.
%%% ------------------------------------------------------
%%% Error and progress reporting.
diff --git a/lib/stdlib/src/timer.erl b/lib/stdlib/src/timer.erl
index 19d803345e..c266177b4d 100644
--- a/lib/stdlib/src/timer.erl
+++ b/lib/stdlib/src/timer.erl
@@ -161,10 +161,11 @@ sleep(T) ->
Time :: integer(),
Value :: term().
tc(F) ->
- Before = os:timestamp(),
+ T1 = erlang:monotonic_time(),
Val = F(),
- After = os:timestamp(),
- {now_diff(After, Before), Val}.
+ T2 = erlang:monotonic_time(),
+ Time = erlang:convert_time_unit(T2 - T1, native, micro_seconds),
+ {Time, Val}.
%%
%% Measure the execution time (in microseconds) for Fun(Args).
@@ -175,10 +176,11 @@ tc(F) ->
Time :: integer(),
Value :: term().
tc(F, A) ->
- Before = os:timestamp(),
+ T1 = erlang:monotonic_time(),
Val = apply(F, A),
- After = os:timestamp(),
- {now_diff(After, Before), Val}.
+ T2 = erlang:monotonic_time(),
+ Time = erlang:convert_time_unit(T2 - T1, native, micro_seconds),
+ {Time, Val}.
%%
%% Measure the execution time (in microseconds) for an MFA.
@@ -190,10 +192,11 @@ tc(F, A) ->
Time :: integer(),
Value :: term().
tc(M, F, A) ->
- Before = os:timestamp(),
+ T1 = erlang:monotonic_time(),
Val = apply(M, F, A),
- After = os:timestamp(),
- {now_diff(After, Before), Val}.
+ T2 = erlang:monotonic_time(),
+ Time = erlang:convert_time_unit(T2 - T1, native, micro_seconds),
+ {Time, Val}.
%%
%% Calculate the time difference (in microseconds) of two