IBM Support

LI82526: INTERNAL COMPILER ERROR USING -QSMP AND -QOFFLOAD

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APAR status

  • Closed as program error.

Error description

  • When using the -qsmp option along with -qoffload the compiler
    generates an internal compiler error as shown below.
    
    $ xlc -std=c99 -qsmp=omp -qoffload -c remap_infos_ice.c
    COMPILER
    ASSERTION|PARTITIONER|RemapInfos|(IsInfoThatRequiresFieldRemappi
    ng(I_BU2, type) != IsInfoThatDoesntRequireFieldRemapping(I_BU2,
    type))
    wcode-partitioner-info.cpp:909
    1501-230 (S) Internal compiler error; please contact your
    Service Representative. For more information visit:
    http://www.ibm.com/support/docview.wss?uid=swg21110810
    1586-346 (U) An error occurred during code generation.  The code
    generation return code was 255.
    $
    
    The compiler should not have produced an internal compiler
    error.
    

Local fix

  • NA
    

Problem summary

  • USERS AFFECTED:
    Users who have a large testcase and compile with -qsmp and
    -qoffload maybe affected by this issue.
    
    PROBLEM DESCRIPTION:
    The compiler produces an internal compiler error when there is
    a large number of variable declarations in a compilation unit.
    

Problem conclusion

  • The compiler backend component has been fixed by increasing the
    size of an internal variable to resolve the above issue
    

Temporary fix

Comments

APAR Information

  • APAR number

    LI82526

  • Reported component name

    XL C/C++ LINUX

  • Reported component ID

    5725C7310

  • Reported release

    G11

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2022-08-11

  • Closed date

    2022-09-19

  • Last modified date

    2022-09-19

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

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

    LI82657

Fix information

  • Fixed component name

    XL C/C++ LINUX

  • Fixed component ID

    5725C7310

Applicable component levels

[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSXVZZ","label":"XL C\/C++ for Linux"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"G11","Line of Business":{"code":"LOB57","label":"Power"}}]

Document Information

Modified date:
19 September 2022