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From "Pavel Rebriy (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HARMONY-2394) [drlvm][verifier] VM throws VerifyError when uninitialized object is used in aload/astore instructions
Date Fri, 01 Dec 2006 13:24:23 GMT
     [ http://issues.apache.org/jira/browse/HARMONY-2394?page=all ]

Pavel Rebriy updated HARMONY-2394:
----------------------------------

    Attachment: uninitialized_test.zip

The test for reproduce the problem. To run the test:

$ java Test


> [drlvm][verifier] VM throws VerifyError when uninitialized object is used in aload/astore
instructions
> ------------------------------------------------------------------------------------------------------
>
>                 Key: HARMONY-2394
>                 URL: http://issues.apache.org/jira/browse/HARMONY-2394
>             Project: Harmony
>          Issue Type: Bug
>          Components: DRLVM
>            Reporter: Pavel Rebriy
>         Attachments: uninitialized_test.zip
>
>
> According to Java Specification uninitialized class instance can occur in a local variable
if no backward branch is taken and code isn't protected by an exception handler.
> At present verifier rejects storing or loading uninitialized class instance to a local
variable. The patch of the issue corrects uninitialized class instance usage.

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