File 0330-test-supervisor-attempt-to-prevent-inter-testcase-fl.patch of Package erlang

From 9ce88504493d141fe3f204ed16a7f9f4819c9edd Mon Sep 17 00:00:00 2001
From: Thales Macedo Garitezi <thalesmg@gmail.com>
Date: Thu, 27 Apr 2023 15:08:57 -0300
Subject: [PATCH 2/2] test(supervisor): attempt to prevent inter-testcase
 flakiness

---
 lib/stdlib/test/supervisor_SUITE.erl | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/lib/stdlib/test/supervisor_SUITE.erl b/lib/stdlib/test/supervisor_SUITE.erl
index 9532aaf118..f7f3aa0ba3 100644
--- a/lib/stdlib/test/supervisor_SUITE.erl
+++ b/lib/stdlib/test/supervisor_SUITE.erl
@@ -3679,6 +3679,8 @@ significant_upgrade_child(_Config) ->
 
 %% Test trying to start a child that uses an already registered name.
 already_started_outside_supervisor(_Config) ->
+    %% Avoid inter-testcase flakiness
+    ensure_supervisor_is_stopped(),
     process_flag(trap_exit, true),
     {ok, SupPid} = start_link({ok, {#{}, []}}),
     RegName = registered_name,
@@ -3795,3 +3797,11 @@ check_no_exit(Timeout) ->
 
 start_registered_name(Name) ->
     supervisor:start_link({local, Name}, ?MODULE, []).
+
+ensure_supervisor_is_stopped() ->
+    case whereis(sup_test) of
+        undefined ->
+            ok;
+        Pid ->
+            terminate(Pid, shutdown)
+    end.
-- 
2.35.3