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PH47543: HIGH-VALUES WITH FIXED BYTE-LENGTH UTF-8 ITEMS MAY PRODUCE INCORRECT RESULTS FOR MOVES AND COMPARES FOR AMODE64

A fix is available

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APAR status

  • Closed as program error.

Error description

  • HIGH-VALUES with fixed byte-length UTF-8 items may produce
    incorrect results for moves and compares for AMODE64
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED: Users of Enterprise COBOL 6.3 and later      *
    *                 releases running AMODE 64 programs which     *
    *                 use fixed byte length UTF-8 data items.      *
    ****************************************************************
    * PROBLEM DESCRIPTION: Incorrect result for move and compare   *
    *                      operations involving fixed byte length  *
    *                      UTF-8 data items.                       *
    *                                                              *
    *                      Refer to APAR PH47577 for further       *
    *                      details.                                *
    ****************************************************************
    * RECOMMENDATION: Install the provided PTF.                    *
    ****************************************************************
    Refer to APAR PH47577 for further details.
    
    COB0603T/K COB0604T/K
    

Problem conclusion

  • The COBOL runtime library has been updated to bring values in
    line with UTF-8 standards. Any remainder bytes of a fixed byte
    length UTF-8 item are set to the encoding of the highest
    possible code point appropriate for that number of remaining
    bytes.
    

Temporary fix

Comments

APAR Information

  • APAR number

    PH47543

  • Reported component name

    LE ENT COBOL LI

  • Reported component ID

    568819812

  • Reported release

    7D0

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2022-06-27

  • Closed date

    2022-07-25

  • Last modified date

    2022-08-02

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

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

    UI81617 UI81618 UI81621

Modules/Macros

  • CELQSG04 CELQV004 IGZQAPI  IGZQCA64 IGZQCDA  IGZQINPL IGZQJNI2
    

Fix information

  • Fixed component name

    LE ENT COBOL LI

  • Fixed component ID

    568819812

Applicable component levels

  • R7B0 PSY UI81617

       UP22/07/29 P F207

  • R7C0 PSY UI81618

       UP22/07/29 P F207

  • R7D0 PSY UI81621

       UP22/07/29 P F207

Fix is available

  • Select the PTF appropriate for your component level. You will be required to sign in. Distribution on physical media is not available in all countries.

[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SS6SG3","label":"Enterprise COBOL for z\/OS"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"7D0","Line of Business":{"code":"LOB35","label":"Mainframe SW"}}]

Document Information

Modified date:
02 August 2022