IBM Support

LI81652: APPLICATION COMPILED WITH -O3 AND -QHOT=NOVECTOR MAY EXPERIENCE A HANG DURING AN EXECUTION.

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APAR status

  • Closed as program error.

Error description

  • Application compiled with -O3 and -qhot=novector may
experience a hang during an execution.

Local fix

  • Lower optimization or do not use -qhot=novector

Problem summary

  • Compiling  with -O3 together with -qhot=novector may cause
segfault.

Problem conclusion

  • The compiler fix is provided.

Temporary fix

  •

Comments

  •

APAR Information

  • APAR number

    LI81652

  • 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

    2020-08-04

  • Closed date

    2020-11-03

  • Last modified date

    2020-11-03

  • 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++ LINUX

  • Fixed component ID

    5725C7310

Applicable component levels

[{"Line of Business":{"code":"LOB57","label":"Power"},"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"}]

Document Information

Modified date:
12 November 2020

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