Test which checks the omp do lastprivate clause by counting up a variable in a parallelized loop. Each thread saves the next summand in a lastprivate variable i0. At the end i0 is compared to the value of the expected last summand.
2.0
omp do private
omp parallel firstprivate, omp critical
INTEGER FUNCTION do_lastprivate()
IMPLICIT NONE
INTEGER sum,known_sum
INTEGER sum0,i0,i
COMMON /orphvars/ sum0,i0,i
INCLUDE "omp_testsuite.f"
sum = 0
sum0 = 0
i0 = -1
!$omp parallel firstprivate(sum0)
!$omp do schedule(static,7) lastprivate(i0)
DO i=1, LOOPCOUNT
sum0 = sum0 + i
i0 = i
END DO
!$omp end do
!$omp critical
sum = sum + sum0
!$omp end critical
!$omp end parallel
known_sum = (LOOPCOUNT*(LOOPCOUNT+1))/2
IF ( known_sum .EQ. sum .AND. i0 .EQ. LOOPCOUNT ) THEN
= 1
ELSE
= 0
END IF
END FUNCTION