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Posted to issues@commons.apache.org by "Katherine Hough (Jira)" <ji...@apache.org> on 2023/06/02 15:42:00 UTC
[jira] [Created] (BCEL-367) java.lang.IndexOutOfBoundsException thrown for an ATHROW instruction on empty stack
Katherine Hough created BCEL-367:
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Summary: java.lang.IndexOutOfBoundsException thrown for an ATHROW instruction on empty stack
Key: BCEL-367
URL: https://issues.apache.org/jira/browse/BCEL-367
Project: Commons BCEL
Issue Type: Bug
Components: Verifier
Affects Versions: 6.7.0, 6.8.0
Reporter: Katherine Hough
Attachments: Test.class
A java.lang.IndexOutOfBoundsException is thrown when performing verification pass 3B if the stack is empty before the ATHROW instruction. Expected outcome is for a verification failure to be reported.
Output:
{code:java}
Apache Commons BCEL
https://commons.apache.org/bcel
Now verifying: Test
Pass 1:
VERIFIED_OK
Passed verification.
Pass 2:
VERIFIED_OK
Passed verification.
Pass 3a, method number 0 ['static void x()']:
VERIFIED_OK
Passed verification.
Exception in thread "main" org.apache.bcel.verifier.exc.AssertionViolatedException: INTERNAL ERROR: Some RuntimeException occurred while verify()ing class 'Test', method 'static void x()'. Original RuntimeException's stack trace:
---
java.lang.IndexOutOfBoundsException: Index -1 out of bounds for length 0
at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:266)
at java.base/java.util.Objects.checkIndex(Objects.java:361)
at java.base/java.util.ArrayList.get(ArrayList.java:427)
at org.apache.bcel.verifier.structurals.OperandStack.peek(OperandStack.java:180)
at org.apache.bcel.verifier.structurals.OperandStack.peek(OperandStack.java:172)
at org.apache.bcel.verifier.structurals.InstConstraintVisitor.visitATHROW(InstConstraintVisitor.java:317)
at org.apache.bcel.generic.ATHROW.accept(ATHROW.java:47)
at org.apache.bcel.generic.InstructionHandle.accept(InstructionHandle.java:84)
at org.apache.bcel.verifier.structurals.ControlFlowGraph$InstructionContextImpl.execute(ControlFlowGraph.java:198)
at org.apache.bcel.verifier.structurals.Pass3bVerifier.circulationPump(Pass3bVerifier.java:164)
at org.apache.bcel.verifier.structurals.Pass3bVerifier.do_verify(Pass3bVerifier.java:386)
at org.apache.bcel.verifier.PassVerifier.verify(PassVerifier.java:98)
at org.apache.bcel.verifier.Verifier.doPass3b(Verifier.java:166)
at org.apache.bcel.verifier.Verifier.verifyType(Verifier.java:90)
at org.apache.bcel.verifier.Verifier.main(Verifier.java:69)
---
at org.apache.bcel.verifier.structurals.Pass3bVerifier.do_verify(Pass3bVerifier.java:398)
at org.apache.bcel.verifier.PassVerifier.verify(PassVerifier.java:98)
at org.apache.bcel.verifier.Verifier.doPass3b(Verifier.java:166)
at org.apache.bcel.verifier.Verifier.verifyType(Verifier.java:90)
at org.apache.bcel.verifier.Verifier.main(Verifier.java:69)
Caused by: java.lang.IndexOutOfBoundsException: Index -1 out of bounds for length 0
at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:266)
at java.base/java.util.Objects.checkIndex(Objects.java:361)
at java.base/java.util.ArrayList.get(ArrayList.java:427)
at org.apache.bcel.verifier.structurals.OperandStack.peek(OperandStack.java:180)
at org.apache.bcel.verifier.structurals.OperandStack.peek(OperandStack.java:172)
at org.apache.bcel.verifier.structurals.InstConstraintVisitor.visitATHROW(InstConstraintVisitor.java:317)
at org.apache.bcel.generic.ATHROW.accept(ATHROW.java:47)
at org.apache.bcel.generic.InstructionHandle.accept(InstructionHandle.java:84)
at org.apache.bcel.verifier.structurals.ControlFlowGraph$InstructionContextImpl.execute(ControlFlowGraph.java:198)
at org.apache.bcel.verifier.structurals.Pass3bVerifier.circulationPump(Pass3bVerifier.java:164)
at org.apache.bcel.verifier.structurals.Pass3bVerifier.do_verify(Pass3bVerifier.java:386)
... 4 more
{code}
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