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PH38202: EXCEPTION WHEN CONTINUE OR GOTO WITHIN A NESTED PROGRAM BRANCHES TO AN INCORRECT LOCATION

A fix is available

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APAR status

  • Closed as program error.

Error description

  • A called called common or nested program contains an IF
    statement, with a CONTINUE statement that may is generate an
    incorrect branch calculation - resulting in a branch into
    unallocated storage.
    

Local fix

  • Compile with OPT(0).
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED: Users of Enterprise COBOL 6.2 compiling      *
    *                 programs at OPT(1|2) where a nested program  *
    *                 is called more than once from other          *
    *                 programs                                     *
    *                 (both the main program or other nested       *
    *                 programs) and has a branch from an earlier   *
    *                 paragraph or section of the program to a     *
    *                 later one, such as a CONTINUE or GOTO        *
    *                 PARAGRAPH-NAME.                              *
    ****************************************************************
    * PROBLEM DESCRIPTION: The CONTINUE or GOTO within a nested    *
    *                      program may branch to an incorrect      *
    *                      location                                *
    ****************************************************************
    * RECOMMENDATION: Apply the provided PTF                       *
    ****************************************************************
    Nested programs may be inlined, replacing a CALL of a nested
    program with the nested program itself. When a nested program
    is
    CALLed more than once, it may be inlined more than once, and
    there may also be a non-inlined copy of the program. When
    compiling the second and subsequent copies of the nested
    program, the compiler's internal state incorrectly linked the
    start of a named section with an instruction generated for a
    previous copy of the nested program. The compiler used this
    incorrect internal state to generate a branch to an incorrect
    location.
    

Problem conclusion

  • The compiler was fixed so its internal state does not link the
    start of a named section in one copy of a program with another
    copy of the program.
    

Temporary fix

Comments

APAR Information

  • APAR number

    PH38202

  • Reported component name

    ENT COBOL FOR Z

  • Reported component ID

    5655EC600

  • Reported release

    620

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2021-06-16

  • Closed date

    2021-08-19

  • Last modified date

    2021-09-01

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

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

    PH39254

Modules/Macros

  • IGY8RWTU IGYCASMB IGYCCBE  IGYCCCRT IGYCCICS IGYCCSRV IGYCDGEN
    IGYCDIAG IGYCDMAP IGYCEN$0 IGYCEN$1 IGYCEN$2 IGYCEN$3 IGYCEN$4
    IGYCEN$5 IGYCEN$8 IGYCEN$D IGYCEN$R IGYCFGEN IGYCFREE IGYCINIT
    IGYCJA$0 IGYCJA$1 IGYCJA$2 IGYCJA$3 IGYCJA$4 IGYCJA$5 IGYCJA$8
    IGYCJA$D IGYCJA$R IGYCLIBH IGYCLIBO IGYCLIBR IGYCLSTR IGYCLVL0
    IGYCLVL1 IGYCLVL2 IGYCLVL3 IGYCLVL8 IGYCMALL IGYCOPI  IGYCOSCN
    IGYCPGEN IGYCRCTL IGYCRDPR IGYCRDSC IGYCREAL IGYCRWT  IGYCSCAN
    IGYCSIMD IGYCUE$0 IGYCUE$1 IGYCUE$2 IGYCUE$3 IGYCUE$4 IGYCUE$5
    IGYCUE$8 IGYCUE$D IGYCUE$R IGYCXREF IGYDRV   IGYEQCWI IGYMSGE
    IGYMSGK  IGYMSGT  IGYQCBE  IGYZQDRV IGYZQENU IGYZQJPN
    

Fix information

  • Fixed component name

    ENT COBOL FOR Z

  • Fixed component ID

    5655EC600

Applicable component levels

  • R620 PSY UI76842

       UP21/08/27 P F108

  • R621 PSY UI76843

       UP21/08/27 P F108

  • R622 PSY UI76844

       UP21/08/27 P F108

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.

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Document Information

Modified date:
12 December 2023