gcc/testsuite/gfortran.dg/save_5.f90

   1 ! { dg-do run }
   2 ! { dg-options "-fno-automatic" }
   3 !
   4 ! PR fortran/55733
   5 !
   6 ! Check that -fno-automatic makes the local variable SAVEd
   7 !
   8
   9 ! Scalar allocatable
  10 subroutine foo(i)
  11   integer :: i
  12   integer, allocatable :: j
  13   if (i == 1) j = 42
  14   if (.not. allocated (j)) STOP 1
  15   if (j /= 42) STOP 2
  16 end
  17
  18 ! Deferred-length string scalar
  19 subroutine bar()
  20   logical, save :: first = .true.
  21   character(len=:), allocatable :: str
  22   if (first) then
  23     first = .false.
  24     if (allocated (str)) STOP 3
  25     str = "ABCDEF"
  26   end if
  27   if (.not. allocated (str)) STOP 4
  28   if (len (str) /= 6) STOP 5
  29   if (str(1:6) /= "ABCDEF") STOP 6
  30 end subroutine bar
  31
  32 ! Deferred-length string array
  33 subroutine bar_array()
  34   logical, save :: first = .true.
  35   character(len=:), allocatable :: str
  36   if (first) then
  37     first = .false.
  38     if (allocated (str)) STOP 7
  39     str = "ABCDEF"
  40   end if
  41   if (.not. allocated (str)) STOP 8
  42   if (len (str) /= 6) STOP 9
  43   if (str(1:6) /= "ABCDEF") STOP 10
  44 end subroutine bar_array
  45
  46 call foo(1)
  47 call foo(2)
  48 call bar()
  49 call bar_array()
  50 call bar()
  51 call bar_array()
  52 end