IBM Support

LI76233: COMPILER ABENDS WITH -O3

Subscribe

You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • ipa64 abends with -O3 for a test case with V9 and
    V10.1 XL C/C++ for AIX compiler.
    
    It works with V7, V8 and V11.1.
    
    
    1586-346 (U) An error occurred during code generation.  The code
    generation return code was 40.
    

Local fix

  • Use -O2
    

Problem summary

  • PROBLEM DESCRIPTION: ICE when compiling at -O3 and above.
    
    USERS AFFECTED: One of the internal compiler tables is grown
    but not large enough causing an invalid memory reference later
    on. The internal table that is grown is in inter-procedural
    register allocation. The situation happens at -O3 and above.
    

Problem conclusion

  • Problem is fixed. Apply applicable service.
    

Temporary fix

Comments

APAR Information

  • APAR number

    LI76233

  • Reported component name

    XL C/C++ SLES10

  • Reported component ID

    5724U8300

  • Reported release

    A10

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2011-06-10

  • Closed date

    2011-06-10

  • Last modified date

    2011-06-10

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

    IZ93318

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

Fix information

  • Fixed component name

    XL C/C++ SLES10

  • Fixed component ID

    5724U8300

Applicable component levels



Document information

More support for: XL C/C++

Software version: A.1

Reference #: LI76233

Modified date: 10 June 2011