gcc/testsuite/gfortran.dg/dependency_2.f90

   1 ! { dg-do run }
   2 ! Tests the fix for PR20938 in which dependencies between equivalenced
   3 ! arrays were not detected.
   4 !
   5 real, dimension (3) :: a = (/1., 2., 3./), b, c
   6 equivalence (a(2), b), (a(1), c)
   7 b = a;
   8 if (any(b .ne. (/1., 2., 3./))) STOP 1
   9 b = c
  10 if (any(b .ne. (/1., 1., 2./))) STOP 2
  11 end