LI81383: COMPILER ENDS WITH INTERNAL COMPILER ERROR WHEN USING -DCAUSE_ERROR TO EXPOSE THE OMP TASK DIRECTIVES

APAR status

• Closed as program error.

Error description

• If compiled with -DCAUSE_ERROR to expose the omp task
  directives, the compile fails with an ICE
  
  ================================================================
  
  
  =====COMPILE COMMAND:
  
  /bin/xlf -I/mpifort -DCAUSE_ERROR -qsmp=omp -qoffload -O2 -g -c
  
  error_tester.F90
  ** test_routine   === End of Compilation 1 ===
  1501-230 (S) Internal compiler error; please contact your
  Service Representative. For more information visit:
  http://www.ibm.com/support/docview.wss?uid=swg21110810
  1586-346 (U) An error occurred during code generation.  The code
  generation return code was 255.
  1501-511  Compilation failed for file error_tester.F90.
  
  ====TESTCASE:
  
  subroutine test_routine(my_array)
    implicit none
    real (8), dimension(3000) :: my_array
    integer :: i, istream, maxiter
    istream = 1
  
    !$omp target enter data map(to:maxiter)
  
    #ifdef CAUSE_ERROR
    !$omp task depend(inout:istream)
    #endif
    !$omp target teams distribute default(none) shared(my_array)
    do i=1,3000
       my_array(i)=0D0
    enddo
    !$omp end target teams distribute
  
    #ifdef CAUSE_ERROR
    !$omp end task
    #endif
  
    !$omp target exit data map(from:my_array)
  
    #ifdef CAUSE_ERROR
    !$omp taskwait
    #endif
  end subroutine test_routine
  

Local fix

• N/A
  

Problem summary

• USERS AFFECTED:
  Users using -DCAUSE_ERROR with omp task directives are affected
  by this issue.
  
  PROBLEM DESCRIPTION:
  The compiler produces an internal compiler error for this
  scenario.
  

Problem conclusion

• The compiler has been fixed.
  

Temporary fix

Comments

APAR Information

• 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 LINU

• Fixed component ID

  5725C7510

Applicable component levels