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8293044: C1: Missing access check on non-accessible class
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,86 @@ | ||
| /* | ||
| * Copyright (c) 2022, 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. | ||
| */ | ||
|
|
||
| package compiler/c1; | ||
|
|
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| super public class KlassAccessCheck | ||
| version 51:0 | ||
| { | ||
|
|
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| public static Method testNewInstance:"()V" | ||
| stack 2 locals 0 | ||
| { | ||
| new class compiler/c1/types/PackagePrivateClass; | ||
| return; | ||
| } | ||
|
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|
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| public static Method testNewArray:"()[Ljava/lang/Object;" | ||
| stack 1 locals 0 | ||
| { | ||
| iconst_1; | ||
| anewarray class compiler/c1/types/PackagePrivateClass; | ||
| areturn; | ||
| } | ||
|
|
||
| public static Method testMultiNewArray:"()[[Ljava/lang/Object;" | ||
| stack 2 locals 1 | ||
| { | ||
| iconst_1; | ||
| iconst_1; | ||
| multianewarray class "[[Lcompiler/c1/types/PackagePrivateClass;", 2; | ||
| areturn; | ||
| } | ||
|
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||
| public static Method testCheckCast:"(Ljava/lang/Object;)Ljava/lang/Object;" | ||
| stack 1 locals 2 | ||
| { | ||
| aload_0; | ||
| checkcast class compiler/c1/types/PackagePrivateClass; | ||
| areturn; | ||
| } | ||
|
|
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| public static Method testCheckCastArr:"(Ljava/lang/Object;)Ljava/lang/Object;" | ||
| stack 1 locals 2 | ||
| { | ||
| aload_0; | ||
| checkcast class "[Lcompiler/c1/types/PackagePrivateClass;"; | ||
| areturn; | ||
| } | ||
|
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| public static Method testInstanceOf:"(Ljava/lang/Object;)Z" | ||
| stack 1 locals 2 | ||
| { | ||
| aload_0; | ||
| instanceof class compiler/c1/types/PackagePrivateClass; | ||
| ireturn; | ||
| } | ||
|
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| public static Method testInstanceOfArr:"(Ljava/lang/Object;)Z" | ||
| stack 1 locals 2 | ||
| { | ||
| aload_0; | ||
| instanceof class "[Lcompiler/c1/types/PackagePrivateClass;"; | ||
| ireturn; | ||
| } | ||
| } // end Class KlassAccessCheck |
29 changes: 29 additions & 0 deletions
29
test/hotspot/jtreg/compiler/c1/KlassAccessCheckPackagePrivate.jasm
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,29 @@ | ||
| /* | ||
| * Copyright (c) 2022, 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. | ||
| */ | ||
|
|
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| package compiler/c1/types; | ||
|
|
||
| super class PackagePrivateClass | ||
| version 51:0 | ||
| {} | ||
|
|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| /* | ||
| * Copyright (c) 2022, 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 8293044 | ||
| * @requires vm.compiler1.enabled | ||
| * @compile KlassAccessCheckPackagePrivate.jasm | ||
| * @compile KlassAccessCheck.jasm | ||
| * @run main/othervm -Xbatch -XX:TieredStopAtLevel=1 compiler.c1.KlassAccessCheckTest | ||
| */ | ||
|
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| package compiler.c1; | ||
|
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| public class KlassAccessCheckTest { | ||
| static void test(Runnable r) { | ||
| for (int i = 0; i < 1000; ++i) { | ||
| try { | ||
| r.run(); | ||
| throw new AssertionError("No IllegalAccessError thrown"); | ||
| } catch (IllegalAccessError e) { | ||
| // Expected | ||
| } catch (AssertionError e) { | ||
| throw e; // rethrow | ||
| } catch (Throwable e) { | ||
| throw new AssertionError("Wrong exception thrown", e); | ||
| } | ||
| } | ||
| } | ||
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| public static void main(String[] args) { | ||
| test(() -> KlassAccessCheck.testNewInstance()); | ||
| test(() -> KlassAccessCheck.testNewArray()); | ||
| test(() -> KlassAccessCheck.testMultiNewArray()); | ||
| test(() -> KlassAccessCheck.testCheckCast(42)); | ||
| test(() -> KlassAccessCheck.testCheckCastArr(new Integer[0])); | ||
| test(() -> KlassAccessCheck.testInstanceOf(42)); | ||
| test(() -> KlassAccessCheck.testInstanceOfArr(new Integer[0])); | ||
| System.out.println("TEST PASSED"); | ||
| } | ||
| } |
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