! @@name: mem_model.1f ! @@type: F-free ! @@compilable: yes ! @@linkable: yes ! @@expect: rt-error PROGRAM MEMMODEL INCLUDE "omp_lib.h" ! or USE OMP_LIB INTEGER X X = 2 !$OMP PARALLEL NUM_THREADS(2) SHARED(X) IF (OMP_GET_THREAD_NUM() .EQ. 0) THEN X = 5 ELSE ! PRINT 1: The following read of x has a race PRINT *,"1: THREAD# ", OMP_GET_THREAD_NUM(), "X = ", X ENDIF !$OMP BARRIER IF (OMP_GET_THREAD_NUM() .EQ. 0) THEN ! PRINT 2 PRINT *,"2: THREAD# ", OMP_GET_THREAD_NUM(), "X = ", X ELSE ! PRINT 3 PRINT *,"3: THREAD# ", OMP_GET_THREAD_NUM(), "X = ", X ENDIF !$OMP END PARALLEL END PROGRAM MEMMODEL