--- a/src/solaris/classes/sun/awt/X11/XWindow.java	Wed Dec 11 22:17:19 2013 +0400
+++ b/src/solaris/classes/sun/awt/X11/XWindow.java	Thu Dec 12 16:30:22 2013 +0400
@@ -456,6 +456,7 @@
             ColorModel cm = getColorModel();
             int pixel = PixelConverter.instance.rgbToPixel(c.getRGB(), cm);
             XlibWrapper.XSetWindowBackground(XToolkit.getDisplay(), getContentWindow(), pixel);
+            XlibWrapper.XClearWindow(XToolkit.getDisplay(), getContentWindow());
         }
         finally {
             XToolkit.awtUnlock();

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/java/awt/Window/BackgroundIsNotUpdated/BackgroundIsNotUpdated.java	Thu Dec 12 16:30:22 2013 +0400
@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2013, 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
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import java.awt.AWTException;
+import java.awt.Color;
+import java.awt.Frame;
+import java.awt.Graphics;
+import java.awt.Point;
+import java.awt.Robot;
+import java.awt.Toolkit;
+import java.awt.Window;
+
+import sun.awt.SunToolkit;
+
+/**
+ * @test
+ * @bug 8001472
+ * @summary Background of the window should not depend from the paint()/update()
+ * @author Sergey Bylokhov
+ */
+public final class BackgroundIsNotUpdated extends Window {
+
+    public BackgroundIsNotUpdated(final Frame owner) {
+        super(owner);
+    }
+
+    @Override
+    public void paint(final Graphics ignored) {
+        // Intentionally left blank
+    }
+
+    @Override
+    public void update(final Graphics ignored) {
+        // Intentionally left blank
+    }
+
+    public static void main(final String[] args) throws AWTException {
+        final Window window = new BackgroundIsNotUpdated(null);
+        window.setSize(300, 300);
+        window.setLocationRelativeTo(null);
+        window.setVisible(true);
+        sleep();
+        window.setBackground(Color.GREEN);
+        sleep();
+        final Robot robot = new Robot();
+        robot.setAutoDelay(200);
+        Point point = window.getLocationOnScreen();
+        Color color = robot.getPixelColor(point.x + window.getWidth() / 2,
+                                          point.y + window.getHeight() / 2);
+        window.dispose();
+        if (!color.equals(Color.GREEN)) {
+            throw new RuntimeException(
+                    "Expected: " + Color.GREEN + " , Actual: " + color);
+        }
+    }
+
+    private static void sleep() {
+        try {
+            ((SunToolkit) Toolkit.getDefaultToolkit()).realSync();
+            Thread.sleep(1000);
+        } catch (InterruptedException ignored) {
+        }
+    }
+}