File 0223-empty-containers-more-precise-specs.patch of Package erlang

From 98459c71dbe642e0d492e1d00286b6ae9f290599 Mon Sep 17 00:00:00 2001
From: Ilya Klyuchnikov <ilya.klyuchnikov@gmail.com>
Date: Wed, 2 Nov 2022 21:55:46 +0000
Subject: [PATCH] empty containers: more precise specs

---
 lib/stdlib/src/gb_sets.erl  | 4 ++--
 lib/stdlib/src/gb_trees.erl | 2 +-
 lib/stdlib/src/orddict.erl  | 2 +-
 lib/stdlib/src/queue.erl    | 2 +-
 lib/stdlib/src/sets.erl     | 4 ++--
 5 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/lib/stdlib/src/gb_sets.erl b/lib/stdlib/src/gb_sets.erl
index 93131d1b24..aba1bed156 100644
--- a/lib/stdlib/src/gb_sets.erl
+++ b/lib/stdlib/src/gb_sets.erl
@@ -205,13 +205,13 @@
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 -spec empty() -> Set when
-      Set :: set().
+      Set :: set(none()).
 
 empty() ->
     {0, nil}.
 
 -spec new() -> Set when
-      Set :: set().
+      Set :: set(none()).
 
 new() -> empty().
 
diff --git a/lib/stdlib/src/gb_trees.erl b/lib/stdlib/src/gb_trees.erl
index 2d5d013a25..54a5ab6690 100644
--- a/lib/stdlib/src/gb_trees.erl
+++ b/lib/stdlib/src/gb_trees.erl
@@ -169,7 +169,7 @@
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
--spec empty() -> tree().
+-spec empty() -> tree(none(), none()).
 
 empty() ->
     {0, nil}.
diff --git a/lib/stdlib/src/orddict.erl b/lib/stdlib/src/orddict.erl
index 9a2772949b..75c73aad3b 100644
--- a/lib/stdlib/src/orddict.erl
+++ b/lib/stdlib/src/orddict.erl
@@ -36,7 +36,7 @@
 
 %%---------------------------------------------------------------------------
 
--spec new() -> orddict().
+-spec new() -> orddict(none(), none()).
 
 new() -> [].
 
diff --git a/lib/stdlib/src/queue.erl b/lib/stdlib/src/queue.erl
index a71121ad2d..82eb7b1df0 100644
--- a/lib/stdlib/src/queue.erl
+++ b/lib/stdlib/src/queue.erl
@@ -59,7 +59,7 @@
 %% Creation, inspection and conversion
 
 %% O(1)
--spec new() -> queue().
+-spec new() -> queue(none()).
 new() -> {[],[]}. %{RearList,FrontList}
 
 %% O(1)
diff --git a/lib/stdlib/src/sets.erl b/lib/stdlib/src/sets.erl
index bdc0ed40f3..886ad90e1e 100644
--- a/lib/stdlib/src/sets.erl
+++ b/lib/stdlib/src/sets.erl
@@ -89,12 +89,12 @@
 %%------------------------------------------------------------------------------
 
 %% new() -> Set
--spec new() -> set().
+-spec new() -> set(none()).
 new() ->
     Empty = mk_seg(?seg_size),
     #set{empty = Empty, segs = {Empty}}.
 
--spec new([{version, 1..2}]) -> set().
+-spec new([{version, 1..2}]) -> set(none()).
 new([{version, 2}]) ->
     #{};
 new(Opts) ->
-- 
2.35.3