flang/test/Semantics/data01.f90

   1 ! RUN: %python %S/test_errors.py %s %flang_fc1
   2 !Test for checking data constraints, C882-C887
   3 module m1
   4   type person
   5     integer :: age
   6     character(len=25) :: name
   7   end type
   8   integer, parameter::digits(5) = ( /-11,-22,-33,44,55/ )
   9   integer ::notConstDigits(5)
  10   real, parameter::numbers(5) = ( /-11.11,-22.22,-33.33,44.44,55.55/ )
  11   integer, parameter :: repeat = -1
  12   integer :: myAge = 2
  13   type(person) associated
  14   type hasAlloc
  15     integer, allocatable :: a
  16   end type
  17 end
  18
  19 subroutine CheckRepeat
  20   use m1
  21   type(person) myName(6)
  22   !C882
  23   !ERROR: Missing initialization for parameter 'uninitialized'
  24   integer, parameter :: uninitialized
  25   !C882
  26   !ERROR: Repeat count (-1) for data value must not be negative
  27   DATA myName(1)%age / repeat * 35 /
  28   !C882
  29   !ERROR: Repeat count (-11) for data value must not be negative
  30   DATA myName(2)%age / digits(1) * 35 /
  31   !C882
  32   !ERROR: Must be a constant value
  33   DATA myName(3)%age / repet * 35 /
  34   !C885
  35   !ERROR: Must have INTEGER type, but is REAL(4)
  36   DATA myName(4)%age / numbers(1) * 35 /
  37   !C886
  38   !ERROR: Must be a constant value
  39   DATA myName(5)%age / notConstDigits(1) * 35 /
  40   !C887
  41   !ERROR: Must be a constant value
  42   DATA myName(6)%age / digits(myAge) * 35 /
  43 end
  44
  45 subroutine CheckValue
  46   use m1
  47   !ERROR: USE-associated object 'associated' must not be initialized in a DATA statement
  48   data associated / person(1, 'Abcd Ijkl') /
  49   type(person) myName(3)
  50   !OK: constant structure constructor
  51   data myname(1) / person(1, 'Abcd Ijkl') /
  52   !C883
  53   !ERROR: 'persn' must be an array or structure constructor if used with non-empty parentheses as a DATA statement constant
  54   data myname(2) / persn(2, 'Abcd Efgh') /
  55   !C884
  56   !ERROR: DATA statement value 'person(age=myage,name="Abcd Ijkl                ")' for 'myname(3_8)%age' is not a constant
  57   data myname(3) / person(myAge, 'Abcd Ijkl') /
  58   integer, parameter :: a(5) =(/11, 22, 33, 44, 55/)
  59   integer :: b(5) =(/11, 22, 33, 44, 55/)
  60   integer :: i
  61   integer :: x, y, z
  62   !OK: constant array element
  63   data x / a(1) /
  64   !C886, C887
  65   !ERROR: DATA statement value 'a(int(i,kind=8))' for 'y' is not a constant
  66   data y / a(i) /
  67   !ERROR: DATA statement value 'b(1_8)' for 'z' is not a constant
  68   data z / b(1) /
  69   type(hasAlloc) ha
  70   !ERROR: DATA statement value 'hasalloc(a=0_4)' for 'ha' is not a constant
  71   data ha / hasAlloc(0) /
  72 end