File 2912-guard_SUITE-Don-t-warn-for-obsolete-guards.patch of Package erlang

From a34639902feb8f695712f5fbcb69553ff86f47ac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= <bjorn@erlang.org>
Date: Thu, 17 Jun 2021 14:46:36 +0200
Subject: [PATCH 2/4] guard_SUITE: Don't warn for obsolete guards

Reduce the amount warnings generated. It is erl_lint that generates
warnings for obsolete guards, so suppressing these warning will not
decrease the coverage of the compiler application.
---
 lib/compiler/test/guard_SUITE.erl | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/compiler/test/guard_SUITE.erl b/lib/compiler/test/guard_SUITE.erl
index 85e0bc0edd..2e2fdac062 100644
--- a/lib/compiler/test/guard_SUITE.erl
+++ b/lib/compiler/test/guard_SUITE.erl
@@ -19,6 +19,10 @@
 %%
 -module(guard_SUITE).
 
+%% Warnings for obsolete guards are generated by erl_lint, so we will not
+%% any less testing of the compiler by suppressing them.
+-compile([nowarn_obsolete_guard]).
+
 -include_lib("syntax_tools/include/merl.hrl").
 
 -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, 
-- 
2.26.2