IV37924: GRARNN INTERNAL ERROR WITH QARCH=PWR6 OR PWR7

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • When compiling with optimization enabled, and specifying
    architecture level pwr6 or pwr7, an internal compiler error is
    occurring stating that a register has been used before it has
    been defined.
    
    Using -qarch=pwr7
    1500-004: (U) INTERNAL COMPILER ERROR while compiling
    <function>.  Compilation ended.
    Contact your Service Representative and provide the following
    information: GRARNN: vs2629 is used before it is defined. For
    more information visit:
    http://www.ibm.com/support/docview.wss?uid=swg21110810
    
    
    Using -qarch=pwr6
    1500-004: (U) INTERNAL COMPILER ERROR while compiling
    <function>.  Compilation ended.
    Contact your Service Representative and provide the following
    information: GRARNN: fp1339 is used before it is defined. For
    more information visit:
    http://www.ibm.com/support/docview.wss?uid=swg21110810
    

Local fix

  • Use -qarch level pwr5 or lower.
    

Problem summary

  • PROBLEM DESCRIPTION:
    The compiler is generating bad code from decimal floating point
    computations, resulting in an internal compiler error.
    
    USERS AFFECTED:
    Users who use any level of optimization and DFP.
    

Problem conclusion

  • Ensured compiler detects the failing scenario.  Problem was
    corrected.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV37924

  • Reported component name

    XL C FOR AIX

  • Reported component ID

    5725C7100

  • Reported release

    C10

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2013-03-12

  • Closed date

    2013-03-12

  • Last modified date

    2013-03-13

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

    IV34103

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

Fix information

  • Fixed component name

    XL C FOR AIX

  • Fixed component ID

    5725C7100

Applicable component levels

  • RC10 PSN U858497

       UP06/09/13 C



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Document information


More support for:

XL C for AIX
Compiler

Software version:

12.1

Reference #:

IV37924

Modified date:

2013-03-13

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