gcc/testsuite/gfortran.dg/forall_1.f90

   1 ! { dg-do run }
   2 ! tests FORALL statements with a mask
   3 dimension i2(15,10), i1(15)
   4 type a
   5    sequence
   6    integer k
   7 end type a
   8 type(a) :: a1(10), a2(5,5)
   9
  10 i1 = (/ 0, 1, 2, 3, 4, 0, 6, 7, 8, 9, 10, 0, 0, 13, 14 /)
  11 forall (i=1:15, i1(i) /= 0)
  12    i1(i) = 0
  13 end forall
  14 if (any(i1 /= 0)) STOP 1
  15
  16 a1(:)%k = i1(1:10)
  17 forall (i=1:10, a1(i)%k == 0)
  18    a1(i)%k = i
  19 end forall
  20 if (any (a1(:)%k /= (/ (i, i=1,10) /))) STOP 2
  21
  22 forall (i=1:15, j=1:10, a1(j)%k <= j)
  23    i2(i,j) = j + i*11
  24 end forall
  25 do i=1,15
  26    if (any (i2(i,:) /= (/ (i*11 + j, j=1,10) /))) STOP 3
  27 end do
  28 end