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8004741: Missing compiled exception handle table entry for multidimensional array allocation
Added missing exception path for multidimensional array allocation and use Throwable type instead of OutOfMemoryError for allocation's exception. Reviewed-by: twisti
This commit is contained in:
parent
960d969ade
commit
e508acf372
7 changed files with 117 additions and 13 deletions
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@ -2990,7 +2990,7 @@ Node* GraphKit::set_output_for_allocation(AllocateNode* alloc,
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set_control( _gvn.transform(new (C) ProjNode(allocx, TypeFunc::Control) ) );
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set_control( _gvn.transform(new (C) ProjNode(allocx, TypeFunc::Control) ) );
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// create memory projection for i_o
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// create memory projection for i_o
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set_memory ( _gvn.transform( new (C) ProjNode(allocx, TypeFunc::Memory, true) ), rawidx );
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set_memory ( _gvn.transform( new (C) ProjNode(allocx, TypeFunc::Memory, true) ), rawidx );
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make_slow_call_ex(allocx, env()->OutOfMemoryError_klass(), true);
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make_slow_call_ex(allocx, env()->Throwable_klass(), true);
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// create a memory projection as for the normal control path
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// create a memory projection as for the normal control path
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Node* malloc = _gvn.transform(new (C) ProjNode(allocx, TypeFunc::Memory));
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Node* malloc = _gvn.transform(new (C) ProjNode(allocx, TypeFunc::Memory));
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@ -509,6 +509,7 @@ void Parse::do_multianewarray() {
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makecon(TypeKlassPtr::make(array_klass)),
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makecon(TypeKlassPtr::make(array_klass)),
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dims);
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dims);
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}
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}
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make_slow_call_ex(c, env()->Throwable_klass(), false);
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Node* res = _gvn.transform(new (C) ProjNode(c, TypeFunc::Parms));
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Node* res = _gvn.transform(new (C) ProjNode(c, TypeFunc::Parms));
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@ -989,7 +989,7 @@ JRT_ENTRY_NO_ASYNC(address, OptoRuntime::handle_exception_C_helper(JavaThread* t
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// since we're notifying the VM on every catch.
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// since we're notifying the VM on every catch.
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// Force deoptimization and the rest of the lookup
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// Force deoptimization and the rest of the lookup
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// will be fine.
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// will be fine.
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deoptimize_caller_frame(thread, true);
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deoptimize_caller_frame(thread);
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}
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}
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// Check the stack guard pages. If enabled, look for handler in this frame;
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// Check the stack guard pages. If enabled, look for handler in this frame;
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@ -1143,8 +1143,14 @@ const TypeFunc *OptoRuntime::rethrow_Type() {
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void OptoRuntime::deoptimize_caller_frame(JavaThread *thread, bool doit) {
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void OptoRuntime::deoptimize_caller_frame(JavaThread *thread, bool doit) {
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// Deoptimize frame
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// Deoptimize the caller before continuing, as the compiled
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if (doit) {
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// exception handler table may not be valid.
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if (!StressCompiledExceptionHandlers && doit) {
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deoptimize_caller_frame(thread);
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}
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}
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void OptoRuntime::deoptimize_caller_frame(JavaThread *thread) {
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// Called from within the owner thread, so no need for safepoint
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// Called from within the owner thread, so no need for safepoint
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RegisterMap reg_map(thread);
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RegisterMap reg_map(thread);
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frame stub_frame = thread->last_frame();
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frame stub_frame = thread->last_frame();
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@ -1154,7 +1160,6 @@ void OptoRuntime::deoptimize_caller_frame(JavaThread *thread, bool doit) {
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// Deoptimize the caller frame.
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// Deoptimize the caller frame.
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Deoptimization::deoptimize_frame(thread, caller_frame.id());
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Deoptimization::deoptimize_frame(thread, caller_frame.id());
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}
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}
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}
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bool OptoRuntime::is_deoptimized_caller_frame(JavaThread *thread) {
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bool OptoRuntime::is_deoptimized_caller_frame(JavaThread *thread) {
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@ -174,6 +174,7 @@ private:
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static address handle_exception_C (JavaThread* thread);
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static address handle_exception_C (JavaThread* thread);
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static address handle_exception_C_helper(JavaThread* thread, nmethod*& nm);
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static address handle_exception_C_helper(JavaThread* thread, nmethod*& nm);
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static address rethrow_C (oopDesc* exception, JavaThread *thread, address return_pc );
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static address rethrow_C (oopDesc* exception, JavaThread *thread, address return_pc );
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static void deoptimize_caller_frame (JavaThread *thread);
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static void deoptimize_caller_frame (JavaThread *thread, bool doit);
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static void deoptimize_caller_frame (JavaThread *thread, bool doit);
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static bool is_deoptimized_caller_frame (JavaThread *thread);
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static bool is_deoptimized_caller_frame (JavaThread *thread);
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@ -922,6 +922,9 @@ class CommandLineFlags {
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develop(bool, PrintExceptionHandlers, false, \
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develop(bool, PrintExceptionHandlers, false, \
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"Print exception handler tables for all nmethods when generated") \
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"Print exception handler tables for all nmethods when generated") \
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\
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\
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develop(bool, StressCompiledExceptionHandlers, false, \
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"Exercise compiled exception handlers") \
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\
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develop(bool, InterceptOSException, false, \
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develop(bool, InterceptOSException, false, \
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"Starts debugger when an implicit OS (e.g., NULL) " \
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"Starts debugger when an implicit OS (e.g., NULL) " \
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"exception happens") \
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"exception happens") \
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@ -2190,7 +2190,7 @@ void JavaThread::send_thread_stop(oop java_throwable) {
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// BiasedLocking needs an updated RegisterMap for the revoke monitors pass
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// BiasedLocking needs an updated RegisterMap for the revoke monitors pass
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RegisterMap reg_map(this, UseBiasedLocking);
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RegisterMap reg_map(this, UseBiasedLocking);
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frame compiled_frame = f.sender(®_map);
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frame compiled_frame = f.sender(®_map);
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if (compiled_frame.can_be_deoptimized()) {
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if (!StressCompiledExceptionHandlers && compiled_frame.can_be_deoptimized()) {
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Deoptimization::deoptimize(this, compiled_frame, ®_map);
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Deoptimization::deoptimize(this, compiled_frame, ®_map);
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}
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}
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}
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}
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94
hotspot/test/compiler/8004741/Test8004741.java
Normal file
94
hotspot/test/compiler/8004741/Test8004741.java
Normal file
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@ -0,0 +1,94 @@
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/*
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* Copyright (c) 2012, 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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/*
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* @test Test8004741.java
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* @bug 8004741
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* @summary Missing compiled exception handle table entry for multidimensional array allocation
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* @run main/othervm -Xmx64m -Xbatch -XX:+IgnoreUnrecognizedVMOptions -XX:-TieredCompilation -XX:+StressCompiledExceptionHandlers Test8004741
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*
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*/
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import java.util.*;
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public class Test8004741 extends Thread {
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static int[][] test(int a, int b) throws Exception {
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int[][] ar = null;
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try {
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ar = new int[a][b];
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} catch (Error e) {
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System.out.println("test got Error");
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passed = true;
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throw(e);
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} catch (Exception e) {
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System.out.println("test got Exception");
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throw(e);
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}
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return ar;
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}
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static boolean passed = false;
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public void run() {
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System.out.println("test started");
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try {
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while(true) {
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test(2,20000);
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}
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} catch (ThreadDeath e) {
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System.out.println("test got ThreadDeath");
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passed = true;
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} catch (Error e) {
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e.printStackTrace();
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System.out.println("test got Error");
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} catch (Exception e) {
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e.printStackTrace();
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System.out.println("test got Exception");
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}
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}
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public static void main(String[] args) throws Exception {
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for (int n = 0; n < 11000; n++) {
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test(2, 20);
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}
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// First test exception catch
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Test8004741 t = new Test8004741();
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passed = false;
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t.start();
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Thread.sleep(1000);
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t.stop();
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Thread.sleep(5000);
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t.join();
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if (passed) {
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System.out.println("PASSED");
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} else {
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System.out.println("FAILED");
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System.exit(97);
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}
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}
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};
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