flang/test/Semantics/expr-errors06.f90

   1 ! RUN: %python %S/test_errors.py %s %flang_fc1 -Werror
   2 ! Check out-of-range subscripts
   3 real a(10)
   4 integer, parameter :: n(2) = [1, 2]
   5 integer unknown
   6 !ERROR: DATA statement designator 'a(0_8)' is out of range
   7 !ERROR: DATA statement designator 'a(11_8)' is out of range
   8 data a(0)/0./, a(10+1)/0./
   9 !ERROR: Subscript 0 is less than lower bound 1 for dimension 1 of array
  10 print *, a(0)
  11 !ERROR: Subscript 0 is less than lower bound 1 for dimension 1 of array
  12 print *, a(1-1)
  13 !ERROR: Subscript 11 is greater than upper bound 10 for dimension 1 of array
  14 print *, a(11)
  15 !ERROR: Subscript 11 is greater than upper bound 10 for dimension 1 of array
  16 print *, a(10+1)
  17 !ERROR: Subscript value (0) is out of range on dimension 1 in reference to a constant array value
  18 print *, n(0)
  19 !ERROR: Subscript value (3) is out of range on dimension 1 in reference to a constant array value
  20 print *, n(4-1)
  21 print *, a(1:12:3) ! ok
  22 !ERROR: Subscript 13 is greater than upper bound 10 for dimension 1 of array
  23 print *, a(1:13:3)
  24 print *, a(10:-1:-3) ! ok
  25 !ERROR: Subscript -2 is less than lower bound 1 for dimension 1 of array
  26 print *, a(10:-2:-3)
  27 print *, a(-1:-2) ! empty section is ok
  28 print *, a(0:11:-1) ! empty section is ok
  29 !ERROR: Subscript 0 is less than lower bound 1 for dimension 1 of array
  30 print *, a(0:0:unknown) ! lower==upper, can ignore stride
  31 !ERROR: Subscript 11 is greater than upper bound 10 for dimension 1 of array
  32 print *, a(11:11:unknown) ! lower==upper, can ignore stride
  33 end