jdk8-mips64-public/nashorn: test/script/basic/JDK-8058610.js@d5a9705a27b1

8066237: Fuzzing bug: Parser error on optimistic recompilation
Reviewed-by: lagergren, attila

     1 /*

     2  * Copyright (c) 2014 Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    24 /**

    25  * JDK-8058610: must not let long operations overflow

    26  *

    27  * @test

    28  * @run

    29  */

    31 function mul(x) {

    32     return x.foo * x.bar;

    33 }

    34 print("=== mul ===")

    35 print(mul({foo: 2147483647,  bar: 2147483647})); // 2^31

    36 print(mul({foo: 17179869184, bar: 2147483647})); // 2^34

    38 function self_mul(x) {

    39     return x.foo *= x.bar;

    40 }

    41 print("=== self_mul ===")

    42 print(self_mul({foo: 2147483647,  bar: 2147483647})); // 2^31

    43 print(self_mul({foo: 17179869184, bar: 2147483647})); // 2^34

    45 // We'll need to use this function to obtain long values larger in

    46 // magnitude than those precisely representable in a double (2^53),

    47 // as Nashorn's parser will reify such literals as a double. For

    48 // overflow on add and sub we need (2^63)-1.

    49 var parseLong = Java.type("java.lang.Long").parseLong;

    51 function sub(x) {

    52     return x.foo - x.bar;

    53 }

    54 print("=== sub ===")

    55 print(sub({foo: 2147483647,  bar: -2147483647})); // 2^31

    56 print(sub({foo: parseLong("9223372036854775807"), bar: parseLong("-9223372036854775807")})); // 2^63-1

    58 function self_sub(x) {

    59     return x.foo -= x.bar;

    60 }

    61 print("=== self_sub ===")

    62 print(self_sub({foo: 2147483647,  bar: -2147483647})); // 2^31

    63 print(self_sub({foo: parseLong("9223372036854775807"), bar: parseLong("-9223372036854775807")})); // 2^63-1

    65 function add(x) {

    66     return x.foo + x.bar;

    67 }

    68 print("=== add ===")

    69 print(add({foo: 2147483647,  bar: 2147483647})); // 2^31

    70 print(add({foo: parseLong("9223372036854775807"), bar: parseLong("9223372036854775807")})); // 2^63-1

    72 function self_add(x) {

    73     return x.foo += x.bar;

    74 }

    75 print("=== self_add ===")

    76 print(self_add({foo: 2147483647,  bar: 2147483647})); // 2^31

    77 print(self_add({foo: parseLong("9223372036854775807"), bar: parseLong("9223372036854775807")})); // 2^63-1

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