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PH67097: TEST ACCELERATOR FOR Z 1.0.2.3 CODE COVERAGE REPORT FAILS WHEN UNINITIALIZED FILLER AREA IS REPORTED AS A MISMATCH DURING REPLAY

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APAR status

  • Closed as program error.

Error description

  • When running a Unit Test, with a recording made against a
    program that has a large data structure, code coverage reports
    are not properly generated.  The issue occurs with the FILLER
    area of the uninitialized data structure during a  replay does
    not match the same area in the original recording.   It appears
    that changing the elementary FILLER data item to a non-FILLER
    name allows code coverage to run properly.  However, that is
    just coincidence as there is no compiler differences based on
    name.  The solution is to provide the Language Environment (LE)
    option STORAGE, to initialize the data structure.
    

Local fix

Problem summary

  • When running a Unit Test, with a recording made against a
    program that has a large data structure, code coverage reports
    are not properly generated.  The issue occurs with the FILLER
    area of the uninitialized data structure during a  replay does
    not match the same area in the original recording.   It appears
    that changing the elementary FILLER data item to a non-FILLER
    name allows code coverage to run properly.  However, that is
    just coincidence as there is no compiler differences based on
    name.  The solution is to provide the Language Environment (LE)
    option STORAGE, to initialize the data structure.
    

Problem conclusion

  • Fixed in TAZ 1.0.4 and 2.0.0
    

Temporary fix

Comments

APAR Information

  • APAR number

    PH67097

  • Reported component name

    TEST ACCELERATO

  • Reported component ID

    5900BBG00

  • Reported release

    100

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2025-06-25

  • Closed date

    2025-09-23

  • Last modified date

    2025-09-23

  • 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

    TEST ACCELERATO

  • Fixed component ID

    5900BBG00

Applicable component levels

[{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSLGKGY","label":"IBM Test Accelerator for Z"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"100","Line of Business":{"code":"LOB70","label":"Z TPS"}}]

Document Information

Modified date:
24 September 2025