gcc/testsuite/gfortran.dg/vector_subscript_7.f90

   1 ! { dg-do compile }
   2 ! PR 58009 - If a vector subscript has two or more elements with the
   3 ! same value, an array section with that vector subscript
   4 ! shall not appear in a variable definition context.
   5
   6 program main
   7   real, dimension(4) :: a,b
   8   real, dimension(1,4) :: c
   9   read (*,*) a([1,2,3,2]),i ! { dg-error "Elements with the same value" }
  10   read (*,*) c(1,[1,2,3,2]),i ! { dg-error "Elements with the same value" }
  11   b([1+i,1,i+1,2]) = a      ! { dg-error "Elements with the same value" }
  12   c(1,[1+i,1,i+1,2]) = a    ! { dg-error "Elements with the same value" }
  13   call foo (a([4,2,1,1]))   ! { dg-error "Elements with the same value" }
  14   call foo (c(1,[4,2,1,1])) ! { dg-error "Elements with the same value" }
  15   print *,a,b
  16 contains
  17   subroutine foo(arg)
  18     real, intent(inout) :: arg(:)
  19     arg = arg + 1
  20   end subroutine foo
  21 end program main