Fixes are available
APAR status
Closed as program error.
Error description
The following test case emits Internal compiler error (signal 11) when: 1. compiling with xlf -qfree=f90 -O3 -qsmp=omp -qstrict -c compiler.f90 2. OpenMP PARALLEL section with DO-loop 3. using COLLAPSE(2) in the DO-loop The example to reproduce the problem is: subroutine bla real a integer j,k !$OMP PARALLEL !$OMP DO COLLAPSE(2) do k=0,5 do j=0,5 a=a+1 end do end do !$OMP END PARALLEL return end
Local fix
1. compiling with the extra flag -qhot=nosimd or -qnohot 2. compiling with a higher (O4)or lower (O2) optimization level
Problem summary
USERS AFFECTED: Users of XLF V12.1 with options -O3 and higher and options -qsmp=omp with source code using $OMP DO COLLAPSE directives. PROBLEM DESCRIPTION: Compiler abort with Internal Compiler Error.
Problem conclusion
The problem is fixed.
Temporary fix
Comments
APAR Information
APAR number
LI75449
Reported component name
XL FORTRAN RHEL
Reported component ID
5724U8410
Reported release
C10
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2010-04-27
Closed date
2010-04-27
Last modified date
2010-04-27
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 RHEL
Fixed component ID
5724U8410
Applicable component levels
RC10 PSY
UP
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Document Information
Modified date:
24 February 2022