! { dg-do compile } ! { dg-options "-w -std=legacy" } ! ! "-w" added as libgomp/testsuite seemingly cannot parse with ! dg-warning Fortran's output. Fortran warns for "call sub1(a)" ! that there is a "Rank mismatch in argument 'x'". SUBROUTINE SUB1(X) DIMENSION X(10) ! This use of X does not conform to the ! specification. It would be legal Fortran 90, ! but the OpenMP private directive allows the ! compiler to break the sequence association that ! A had with the rest of the common block. FORALL (I = 1:10) X(I) = I END SUBROUTINE SUB1 PROGRAM A28_5 COMMON /BLOCK5/ A DIMENSION B(10) EQUIVALENCE (A,B(1)) ! the common block has to be at least 10 words A=0 !$OMP PARALLEL PRIVATE(/BLOCK5/) ! Without the private clause, ! we would be passing a member of a sequence ! that is at least ten elements long. ! With the private clause, A may no longer be ! sequence-associated. CALL SUB1(A) !$OMP MASTER PRINT *, A !$OMP END MASTER !$OMP END PARALLEL END PROGRAM A28_5