157 lines
4.4 KiB
Plaintext
157 lines
4.4 KiB
Plaintext
/*
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* Copyright (c) 2015, 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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* This class should throw VerifyError because the StackMap for bytecode
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* index 45 is incorrect. The stack maps for bytecode indexes 45 and 49 are
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* incompatible because 45 doesn't supply enough locals to satisfy 49.
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*
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* The astore_2 bytecode at bytecode index 45 changes the type state,
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* preventing the stackmap mismatch. But, if the incoming type state is used,
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* as required by JVM Spec 8, then the verifier will detected the stackmap
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* mismatch, and throw VerifyError.
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*/
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super public class BadMap50
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version 50:0
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{
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public Method "<init>":"()V"
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stack 1 locals 1
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{
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aload_0;
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invokespecial Method java/lang/Object."<init>":"()V";
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return;
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}
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public static Method main:"([Ljava/lang/String;)V"
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throws java/lang/Throwable
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stack 0 locals 1
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{
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return;
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}
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public static Method foo:"()V"
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stack 3 locals 5
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{
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iconst_0;
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ifne L5;
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nop;
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try t7;
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L5: stack_frame_type full;
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aconst_null;
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astore_0;
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iconst_3;
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istore_1;
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try t0;
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aconst_null;
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astore_0;
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endtry t0;
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goto L19;
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catch t0 java/io/IOException;
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stack_frame_type full;
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locals_map class java/lang/Object, int;
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stack_map class java/io/IOException;
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astore_2;
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aconst_null;
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astore_0;
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iconst_2;
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istore_1;
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try t1;
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L19: stack_frame_type full;
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locals_map class java/lang/Object, int;
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iconst_0;
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istore_2;
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endtry t1;
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iload_1;
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ifeq L37;
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nop;
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goto L37;
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catch t1 #0;
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catch t2 #0;
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try t2;
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stack_frame_type full;
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locals_map class java/lang/Object, int;
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stack_map class java/lang/Throwable;
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astore_3;
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iconst_2;
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istore_2;
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endtry t2;
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iload_1;
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ifeq L35;
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nop;
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L35: stack_frame_type full;
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locals_map class java/lang/Object, int, bogus, class java/lang/Throwable;
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aload_3;
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athrow;
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try t3, t4;
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L37: stack_frame_type full;
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locals_map class java/lang/Object, int, int;
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iload_2;
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ifeq L42;
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nop;
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endtry t3, t4;
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L42: stack_frame_type full;
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locals_map class java/lang/Object, int, int;
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goto L54;
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catch t3 java/lang/Exception;
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try t5;
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stack_frame_type full;
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locals_map class java/lang/Object, int;
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stack_map class java/lang/Exception;
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// astore_2; // astore_2, at bci 45, that changes the type state.
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// pop;
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iconst_1;
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istore_2; // astore_2, at bci 45, that changes the type state.
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endtry t5;
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goto L54;
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catch t4 #0;
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catch t5 #0;
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catch t6 #0;
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try t6;
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stack_frame_type full;
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locals_map class java/lang/Object, int, int;
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stack_map class java/lang/Throwable;
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// astore 3;
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istore_1;
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endtry t6;
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// aload 3;
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// athrow;
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L54: stack_frame_type full;
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locals_map class java/lang/Object, int, int;
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goto L57;
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L57: stack_frame_type full;
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locals_map class java/lang/Object, int, int;
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nop;
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endtry t7;
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return;
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catch t7 #0;
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stack_frame_type full;
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stack_map class java/lang/Throwable;
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nop;
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athrow;
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}
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} // end Class BadMap50
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