! { dg-do compile }
! { dg-require-effective-target tls }

      SUBROUTINE A24(A)
      INTEGER A
      INTEGER X, Y, Z(1000)
      INTEGER OMP_GET_NUM_THREADS
      COMMON/BLOCKX/X
      COMMON/BLOCKY/Y
      COMMON/BLOCKZ/Z
!$OMP THREADPRIVATE(/BLOCKX/)
      INTEGER I, J
      i=1
!$OMP PARALLEL DEFAULT(NONE) PRIVATE(A) SHARED(Z) PRIVATE(J)
      J = OMP_GET_NUM_THREADS();
               ! O.K. - J is listed in PRIVATE clause
      A = Z(J) ! O.K. - A is listed in PRIVATE clause
               !       - Z is listed in SHARED clause
      X=1      ! O.K. - X is THREADPRIVATE
      Z(I) = Y ! Error - cannot reference I or Y here
! { dg-error "'i' not specified" "" { target *-*-* } 20 } */
! { dg-error "enclosing parallel" "" { target *-*-* } 14 } */
! { dg-error "'y' not specified" "" { target *-*-* } 20 }  */
!$OMP DO firstprivate(y)
      DO I = 1,10
        Z(I) = Y ! O.K. - I is the loop iteration variable
                 ! Y is listed in FIRSTPRIVATE clause
      END DO
      Z(I) = Y    ! Error - cannot reference I or Y here
!$OMP END PARALLEL
      END SUBROUTINE A24