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IZ73098: APPLICATION ERROR CAUSED BY INCORRECT OPTIMIZATION


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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • Error Message: Application error reported
    .
    Stack Trace: N/A
    .
    

Local fix

  • -Xjit:disableGlobalVP,disableLocalVP . Please note that this
    workaround can have a significant impact on the performance of
    the application.
    

Problem summary

  • The JIT incorrect devirtualized an interface call whose receiver
    type was an abstract call. This devirtualization is not correct
    as the concrete type is not known.
    

Problem conclusion

  • This defect will be fixed in:
    5.0.0 SR12
    
    
    The JIT optimizer has been changed to fix this problem.
    

Temporary fix

  • -Xjit:disableGlobalVP,disableLocalVP . Please note that this
    workaround can have a significant impact on the performance of
    the application.
    

Comments

APAR Information

  • APAR number

    IZ73098

  • Reported component name

    JAVA 5 JIT

  • Reported component ID

    620500124

  • Reported release

    500

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2010-03-23

  • Closed date

    2010-03-31

  • Last modified date

    2010-03-31

  • APAR is sysrouted FROM one or more of the following:

  • APAR is sysrouted TO one or more of the following:

Fix information

  • Fixed component name

    JAVA 5 JIT

  • Fixed component ID

    620500124

Applicable component levels

  • R500 PSY

       UP

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Document information

Runtimes for Java Technology

Just In Time (JIT) Compiler


Software version:
5.0


Reference #:
IZ73098


Modified date:
2010-03-31

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