Mercurial > hg > graal-compiler
annotate test/compiler/7141637/SpreadNullArg.java @ 7191:816b7e5bf2ed
8004248: new hotspot build - hs25-b12
Reviewed-by: jcoomes
author | amurillo |
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date | Fri, 30 Nov 2012 17:00:32 -0800 |
parents | 392a3f07d567 |
children | 62084ffe573b |
rev | line source |
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7141637: JSR 292: MH spread invoker crashes with NULL argument on x86_32
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1 /* |
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2 * Copyright 2011 SAP AG. All Rights Reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 |
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24 /* |
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25 * @test SpreadNullArg |
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26 * @bug 7141637 |
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27 * @summary verifies that the MethodHandle spread adapter can gracefully handle null arguments. |
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28 * @run main SpreadNullArg |
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29 * @author volker.simonis@gmail.com |
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30 */ |
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31 |
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32 import java.lang.invoke.MethodHandle; |
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33 import java.lang.invoke.MethodHandles; |
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34 import java.lang.invoke.MethodType; |
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35 |
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36 public class SpreadNullArg { |
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37 |
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38 public static void main(String args[]) { |
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39 |
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40 MethodType mt_ref_arg = MethodType.methodType(int.class, Integer.class); |
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41 MethodHandle mh_spreadInvoker = MethodHandles.spreadInvoker(mt_ref_arg, 0); |
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42 MethodHandle mh_spread_target; |
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43 int result = 42; |
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44 |
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45 try { |
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46 mh_spread_target = |
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47 MethodHandles.lookup().findStatic(SpreadNullArg.class, "target_spread_arg", mt_ref_arg); |
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48 result = (int) mh_spreadInvoker.invokeExact(mh_spread_target, (Object[]) null); |
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49 } catch(NullPointerException e) { |
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50 // Expected exception - do nothing! |
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51 } catch(Throwable e) { |
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52 throw new Error(e); |
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53 } |
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54 |
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55 if (result != 42) throw new Error("Expected NullPointerException was not thrown"); |
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56 } |
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57 |
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58 public static int target_spread_arg(Integer i1) { |
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59 return i1.intValue(); |
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60 } |
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61 |
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62 } |