test/jdk/java/math/BigInteger/DivisionOverflow.java
branchihse-cflags-rewrite-branch
changeset 58734 c4be316c3df4
parent 58733 fd8dc801ef32
parent 58732 d2da05214592
child 58736 e878a0b7cff0
--- a/test/jdk/java/math/BigInteger/DivisionOverflow.java	Tue Oct 22 08:50:27 2019 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,55 +0,0 @@
-/*
- * Copyright (c) 2011, 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.
- */
-
-/*
- * @test
- * @bug 8022780
- * @summary Test division of large values
- * @run main/othervm -Xshare:off DivisionOverflow
- * @author Dmitry Nadezhin
- */
-import java.math.BigInteger;
-
-public class DivisionOverflow {
-
-    public static void main(String[] args) {
-        try {
-            BigInteger a = BigInteger.ONE.shiftLeft(2147483646);
-            BigInteger b = BigInteger.ONE.shiftLeft(1568);
-            BigInteger[] qr = a.divideAndRemainder(b);
-            BigInteger q = qr[0];
-            BigInteger r = qr[1];
-            if (!r.equals(BigInteger.ZERO)) {
-                throw new RuntimeException("Incorrect signum() of remainder " + r.signum());
-            }
-            if (q.bitLength() != 2147482079) {
-                throw new RuntimeException("Incorrect bitLength() of quotient " + q.bitLength());
-            }
-            System.out.println("Division of large values passed without overflow.");
-        } catch (OutOfMemoryError e) {
-            // possible
-            System.err.println("DivisionOverflow skipped: OutOfMemoryError");
-            System.err.println("Run jtreg with -javaoption:-Xmx8g");
-        }
-    }
-}