90 lines
2.6 KiB
Java
90 lines
2.6 KiB
Java
/*
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* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8066900
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* @summary FP registers are not properly restored by C1 when handling exceptions
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*
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* @run main/othervm -Xbatch compiler.exceptions.SumTest
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*/
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package compiler.exceptions;
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public class SumTest {
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private static class Sum {
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double[] sums;
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/**
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* Construct empty Sum
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*/
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public Sum() {
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sums = new double[0];
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}
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/**
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* Return the sum of all numbers added to this Sum
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*
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* @return the sum
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*/
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final public double getSum() {
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double sum = 0;
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for (final double s : sums) {
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sum += s;
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}
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return sum;
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}
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/**
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* Add a new number to this Sum
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*
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* @param a number to be added.
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*/
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final public void add(double a) {
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try {
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sums[sums.length] = -1; // Cause IndexOutOfBoundsException
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} catch (final IndexOutOfBoundsException e) {
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final double[] oldSums = sums;
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sums = new double[oldSums.length + 1]; // Extend sums
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System.arraycopy(oldSums, 0, sums, 0, oldSums.length);
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sums[oldSums.length] = a; // Append a
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}
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}
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}
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public static void main(String[] args) throws Exception {
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final Sum sum = new Sum();
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for (int i = 1; i <= 10000; ++i) {
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sum.add(1);
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double ii = sum.getSum();
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if (i != ii) {
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throw new Exception("Failure: computed = " + ii + ", expected = " + i);
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}
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}
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}
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}
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