aff41433b6
Emit an explicit conversion to get the correct field value after the write. Reviewed-by: vlivanov, mdoerr
61 lines
2.4 KiB
Java
61 lines
2.4 KiB
Java
/*
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* Copyright (c) 2019, 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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package compiler.conversions;
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import jdk.test.lib.Asserts;
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/*
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* @test
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* @bug 8234617
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* @summary Test implicit narrowing conversion of primivite values at putfield.
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* @library /test/lib /
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* @compile Conversion.jasm
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* @run main/othervm -Xbatch -XX:CompileCommand=dontinline,compiler.conversions.Conversion::*
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* compiler.conversions.TestPrimitiveConversions
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*/
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public class TestPrimitiveConversions {
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public static void main(String[] args) {
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Conversion conv = new Conversion();
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for (int i = 0; i < 100_000; ++i) {
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int res = conv.testBooleanConst();
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Asserts.assertEquals(res, 0);
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res = conv.testBoolean(2); // 2^1 (maximum boolean value is 1)
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Asserts.assertEquals(res, 0);
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res = conv.testByteConst();
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Asserts.assertEquals(res, 0);
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res = conv.testByte(256); // 2^8 (maximum byte value is 2^7-1)
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Asserts.assertEquals(res, 0);
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res = conv.testCharConst();
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Asserts.assertEquals(res, 0);
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res = conv.testChar(131072); // 2^17 (maximum char value is 2^16-1)
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Asserts.assertEquals(res, 0);
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res = conv.testShortConst();
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Asserts.assertEquals(res, 0);
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res = conv.testShort(65536); // 2^16 (maximum short value is 2^15-1)
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Asserts.assertEquals(res, 0);
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}
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}
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}
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