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PI78415: RATIONAL DEVELOPER FOR SYSTEM Z (RDZ) ATTEMPTS TO VIEW PROGRAM CONTROL FLOW FAIL WITH EXCESSIVE CONTROL FLOW ITERATIONS

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APAR status

  • Closed as program error.

Error description

  • IBM Rational Developer for System z - RDz
    
    Attempts to Show In > Program Control Flow for some
    programs fail.
    
    This is a regression of APAR PI13945.
    
    This works in v9.5.1+iFix1, and iFix2.
    
    But, it fails on v9.5.1.1, v9.5.1.2, v9.5.1.3 and v9.5.1.4.
    
    The errors in the .log file are:
    !ENTRY com.ibm.systemz.cobol.analysis
    !MESSAGE Excessive control flow iterations:
                                    2000000 Program: FSSO245B
    
    !ENTRY com.ibm.systemz.cobol.analysis
    !MESSAGE Unexpected internal error found:
                              (ProgramControlFlowDriver.16).
    !STACK 0
    java.lang.Exception: Invalid control flow computed
        @ com.ibm.systemz.cobol.analysis.
                        ProgramControlFlowDriver.calculateGraph
    @ com.ibm.systemz.cobol.analysis.ProgramControlFlowDriver.open
    @ com.ibm.systemz.cobol.analysis.ProgramControlFlowDriver.show
    @ org.eclipse.ui.internal.ShowInHandler.execute.....
    

Local fix

  • none available
    

Problem summary

  • The algorithm for the Control Flow walk was performing excessive
    iterations unnecessarily.
    

Problem conclusion

Temporary fix

Comments

APAR Information

  • APAR number

    PI78415

  • Reported component name

    DEV FOR Z SYS

  • Reported component ID

    5724T0700

  • Reported release

    951

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2017-03-17

  • Closed date

    2017-04-27

  • Last modified date

    2017-04-27

  • 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

    DEV FOR Z SYS

  • Fixed component ID

    5724T0700

Applicable component levels

  • R951 PSY

       UP



Document information

More support for: Rational Developer for System z

Software version: 951

Reference #: PI78415

Modified date: 27 April 2017