From 6fe853854301ca45f9945c1099a39c03843f3856 Mon Sep 17 00:00:00 2001
From: Soutaro Matsumoto <matsumoto@soutaro.com>
Date: Wed, 20 Dec 2023 12:04:45 +0900
Subject: [PATCH] Revert "Merge pull request #1576 from ksss/performance"

This reverts commit d0bd1bd12e51ed27da2a97191b40a5bc24f4d3c1, reversing
changes made to 854be0b911580564876e93c0f475260b5dc6a933.
---
 core/warning.rbs            | 2 +-
 test/stdlib/Warning_test.rb | 1 -
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/core/warning.rbs b/core/warning.rbs
index c86ffedee..f618cf4ef 100644
--- a/core/warning.rbs
+++ b/core/warning.rbs
@@ -31,7 +31,7 @@
 module Warning
   # The types of categories the `Warning` module understands.
   #
-  type category = :deprecated | :experimental | :performance
+  type category = :deprecated | :experimental
 
   # <!--
   #   rdoc-file=error.c
diff --git a/test/stdlib/Warning_test.rb b/test/stdlib/Warning_test.rb
index a5483fabd..e8b612bc2 100644
--- a/test/stdlib/Warning_test.rb
+++ b/test/stdlib/Warning_test.rb
@@ -1,7 +1,6 @@
 require_relative "test_helper"
 
 WARNING_CATEGORIES = %i[deprecated experimental]
-WARNING_CATEGORIES << :performance if RUBY_VERSION >= '3.3'
 
 class WarningSingletonTest < Test::Unit::TestCase
   include TypeAssertions