gcc/testsuite/gfortran.dg/operator_2.f90

   1 ! { dg-do compile }
   2 ! Test that we can't override intrinsic operators in invalid ways
   3 module foo
   4
   5  interface operator(*)
   6   module procedure f1 ! { dg-error "conflicts with intrinsic interface" }
   7  end interface
   8
   9  interface operator(>)
  10    module procedure f2 ! { dg-error "conflicts with intrinsic interface" }
  11  end interface
  12
  13  interface operator(/)
  14   module procedure f3
  15  end interface
  16
  17 contains
  18
  19  function f1(a,b) result (c)
  20   integer, intent(in) :: a
  21   integer, dimension(:), intent(in)   :: b
  22   integer, dimension(size(b,1))   :: c
  23   c = 0
  24  end function f1
  25
  26  function f2(a,b)
  27    character(len=*), intent(in) :: a
  28    character(len=*), intent(in) :: b
  29    logical :: f2
  30    f2 = .false.
  31  end function f2
  32
  33  function f3(a,b) result (c)
  34   integer, dimension(:,:), intent(in) :: a
  35   integer, dimension(:), intent(in)   :: b
  36   integer, dimension(size(b,1))   :: c
  37   c = 0
  38  end function f3
  39
  40 end