/* * Copyright (c) 2011, 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 6559156 * @summary Server compiler generates bad code for "<= Integer.MAX_VALUE" expression * * @run main compiler.c2.Test6559156
*/
/* * If MAX_VALUE is changed to MAX_VALUE - 1 below, the test passes * because (apparently) bad code is only generated when comparing * <= MAX_VALUE in the doTest method.
*/
Test6559156 test = new Test6559156(); for (int i = 0; i < N_TESTS; i += 1) {
test.doTest1(10, Integer.MAX_VALUE, i);
test.doTest2(10, Integer.MAX_VALUE, i);
}
System.out.println("No failure");
}
void doTest1(int expected, int max, int i) { int counted; for (counted = 0;
(counted <= max) && (counted < expected);
counted += 1) {
} if (counted != expected) { thrownew RuntimeException("Failed test1 iteration=" + i + " max=" + max + " counted=" + counted + " expected=" + expected);
}
}
void doTest2(int expected, int max, int i) { int counted; for (counted = 0; // change test sequence.
(counted < expected) && (counted <= max);
counted += 1) {
} if (counted != expected) { thrownew RuntimeException("Failed test1 iteration=" + i + " max=" + max + " counted=" + counted + " expected=" + expected);
}
}
}
Messung V0.5
¤ Dauer der Verarbeitung: 0.15 Sekunden
(vorverarbeitet)
¤
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.