From e5db9a9405d13cf4b72a8efa903cf8cdcf528e58 Mon Sep 17 00:00:00 2001
From: Christoph Langer <clanger@openjdk.org>
Date: Wed, 14 Jul 2021 05:38:17 +0000
Subject: [PATCH] 8268620: InfiniteLoopException test may fail on x86 platforms

Backport-of: 0b09129faefb945c2f2c35dab2731961216d054e
---
 test/jdk/java/awt/Robot/InfiniteLoopException.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/test/jdk/java/awt/Robot/InfiniteLoopException.java b/test/jdk/java/awt/Robot/InfiniteLoopException.java
index 6482d8101fd..51dada84511 100644
--- a/test/jdk/java/awt/Robot/InfiniteLoopException.java
+++ b/test/jdk/java/awt/Robot/InfiniteLoopException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2020, 2021, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -40,6 +40,7 @@ public final class InfiniteLoopException {
             frame.setLocationRelativeTo(null);
             frame.setVisible(true);
             test(frame);
+            frame.setVisible(false);
         } finally {
             frame.dispose();
         }
@@ -49,6 +50,7 @@ public final class InfiniteLoopException {
         Runnable repaint = () -> {
             while (frame.isDisplayable()) {
                 frame.repaint();
+                Thread.yield();
             }
         };
         new Thread(repaint).start();