LI76963: XLFENTRY ABEND AT -O2

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • The Fortran front-end (xlfentry) abends when the following
    test case is compiled at -O2:
    
    ===== COMPILE COMMAND:
    bgxlf2003 -c test.f90 -O2
    
    
    ===== TESTCASE:
    $ cat test.f90
    module Q_F90_Compiler_Bugs
       type A
          integer :: i = 0
       end type A
    
       type B
          type(A) :: j
          real, allocatable :: data(:)
          type(B), pointer :: next => null()
       end type B
    
       type C
          type(B), pointer :: nu_d_edist(:)
       end type C
    
    contains
       subroutine foo(nuc)
         type(C), pointer :: nuc
         allocate(nuc % nu_d_edist(1))
       end subroutine foo
    
    end module Q_F90_Compiler_Bugs
    $
    
    
    ===== ACTUAL OUTPUT:
    $ bgxlf2003  -c test.f90 -O2
    /opt/ibmcmp/xlf/bg/14.1/bin/.orig/bgxlf2003: 1501-230 (S)
    Internal compiler error; please contact your Service
    Representative. For more information visit:
    http://www.ibm.com/support/docview.wss?uid=swg21110810
    1501-511  Compilation failed for file test.f90.
    $
    
    
    
    ===== EXPECTED OUTPUT:
    Should not abend.
    

Local fix

  • n/a
    

Problem summary

  • USERS AFFECTED:
    Users having recursive type definitions in their applications
    may encounter this problem.
    
    PROBLEM DESCRIPTION:
    Compilation may fail when user application has objects of
    recursive type and optimization level -O2 or above is in
    effect.
    

Problem conclusion

  • The problem has been fixed.
    

Temporary fix

Comments

APAR Information

  • APAR number

    LI76963

  • Reported component name

    XL FORTRAN FOR

  • Reported component ID

    5799AH100

  • Reported release

    E10

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2012-08-22

  • Closed date

    2012-11-23

  • Last modified date

    2012-11-23

  • 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 FORTRAN FOR

  • Fixed component ID

    5799AH100

Applicable component levels

  • RE10 PSY

       UP



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Document information


More support for:

XL Fortran for Blue Gene/Q

Software version:

ALL VERSIONS

Reference #:

LI76963

Modified date:

2012-11-23

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