gcc/testsuite/gfortran.dg/auto_char_pointer_array_result_1.f90

   1 ! { dg-do run }
   2 ! Tests the fixes for PR25597 and PR27096.
   3 !
   4 ! This test combines the PR testcases.
   5 !
   6   character(10), dimension (2) :: implicit_result
   7   character(10), dimension (2) :: explicit_result
   8   character(10), dimension (2) :: source
   9   source = "abcdefghij"
  10   explicit_result = join_1(source)
  11   if (any (explicit_result .ne. source)) call abort ()
  12
  13   implicit_result = reallocate_hnv (source, size(source, 1), LEN (source))
  14   if (any (implicit_result .ne. source)) call abort ()
  15
  16 contains
  17
  18 ! This function would cause an ICE in gfc_trans_deferred_array.
  19   function join_1(self) result(res)
  20     character(len=*), dimension(:) :: self
  21     character(len=len(self)), dimension(:), pointer :: res
  22     allocate (res(2))
  23     res = self
  24   end function
  25
  26 ! This function originally ICEd and latterly caused a runtime error.
  27   FUNCTION reallocate_hnv(p, n, LEN)
  28     CHARACTER(LEN=LEN), DIMENSION(:), POINTER :: reallocate_hnv
  29     character(*), dimension(:) :: p
  30     ALLOCATE (reallocate_hnv(n))
  31     reallocate_hnv = p
  32   END FUNCTION reallocate_hnv
  33
  34 end
  35
  36