From 7e24ebc649b9b12e5fc704d7fc7563aeaf589e03 Mon Sep 17 00:00:00 2001
From: Takashi Kokubun <takashikkbn@gmail.com>
Date: Fri, 14 Oct 2022 09:16:21 -0700
Subject: [PATCH] Disable msystem: MINGW64 job on GitHub Actions (#6545)

---
 .github/workflows/mingw.yml | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/.github/workflows/mingw.yml b/.github/workflows/mingw.yml
index 020295baa1..42c35e890c 100644
--- a/.github/workflows/mingw.yml
+++ b/.github/workflows/mingw.yml
@@ -37,10 +37,7 @@ jobs:
     strategy:
       matrix:
         include:
-          - msystem: "MINGW64"
-            base_ruby: 2.6
-            test_task: "check"
-            test-all-opts: "--name=!/TestObjSpace#test_reachable_objects_during_iteration/"
+          # To mitigate flakiness of MinGW CI, we test only one runtime that newer MSYS2 uses.
           - msystem: "UCRT64"
             base_ruby: head
             test_task: "check"