gcc/testsuite/gfortran.dg/equiv_constraint_9.f90

   1 ! { dg-do compile }
   2 !
   3 ! PR fortran/34655
   4 !
   5 ! Check for F2003's 5.5.2.5 Restrictions on common and equivalence
   6 ! Test case contributed by Joost VandeVondele.
   7 !
   8 implicit none
   9 type data_type
  10  sequence
  11  integer :: I = 7
  12 end type data_type
  13
  14
  15 type data_type2
  16  sequence
  17  integer :: I
  18 end type data_type2
  19
  20 type(data_type) :: dd, ff
  21 type(data_type2) :: gg
  22 integer :: j, k, m
  23 EQUIVALENCE(dd,J) ! { dg-error "with default initialization cannot be in EQUIVALENCE with a variable in COMMON" }
  24 EQUIVALENCE(ff,k)
  25 EQUIVALENCE(gg,m)
  26 COMMON /COM/ j
  27 COMMON /COM/ m
  28 END