gcc/testsuite/gfortran.dg/real_do_1.f90

   1 ! { dg-do run }
   2 ! { dg-warning "Loop variable" "Loop" { target *-*-* } 13 }
   3 ! { dg-warning "Start expression" "Start" { target *-*-* } 13 }
   4 ! { dg-warning "End expression" "End" { target *-*-* } 13 }
   5 ! { dg-warning "Step expression" "Step" { target *-*-* } 13 }
   6 ! Test REAL type iterators in DO loops
   7 program real_do_1
   8   real x, y
   9   integer n
  10
  11   n = 0
  12   y = 1.0
  13   do x = 1.0, 2.05, 0.1
  14     call check (x, y)
  15     y = y + 0.1
  16     n = n + 1
  17   end do
  18   if (n .ne. 11) STOP 1
  19 contains
  20 subroutine check (a, b)
  21   real, intent(in) :: a, b
  22
  23   if (abs (a - b) .gt. 0.00001) STOP 2
  24 end subroutine
  25 end program