IBM Support

IJ14076: INCORRECT VARIABLE VALUE WHEN COMPILED WITH -O3

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APAR status

  • Closed as program error.

Error description

  • Incorrect variable value when compiled with -O3
    

Local fix

  • N/A
    

Problem summary

  • USERS AFFECTED:
    Clients who have a multithreaded application and who use -O3
    maybe affected by this issue.
    
    PROBLEM DESCRIPTION:
    The compiler was performing an internal optimization that was
    causing an early exit from a function
    causing the incorrect variable value.
    

Problem conclusion

  • The early exit from the function is now resolved with the PTF.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IJ14076

  • Reported component name

    XL C/C++ FOR AI

  • Reported component ID

    5725C7200

  • Reported release

    D13

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2019-02-22

  • Closed date

    2019-09-09

  • Last modified date

    2019-09-09

  • 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

    XL C/C++ FOR AI

  • Fixed component ID

    5725C7200

Applicable component levels



Document information

More support for: XL C/C++ for AIX
Compiler

Software version: D13

Reference #: IJ14076

Modified date: 09 September 2019