gcc/testsuite/gfortran.dg/forall_6.f90

   1 ! PR fortran/30404
   2 ! Checks that we correctly handle nested masks in nested FORALL blocks.
   3 ! Contributed by Paul Thomas  <pault@gcc.gnu.org>
   4 !
   5 ! { dg-do run }
   6   logical :: l1(2,2)
   7   integer :: it(2,2)
   8   l1(:,:) = reshape ((/.false.,.true.,.true.,.false./), (/2,2/))
   9   it(:,:) = reshape ((/1,2,3,4/), (/2,2/))
  10   forall (i = 1:2, i < 3)
  11     forall (j = 1:2, l1(i,j))
  12       it(i, j) = 0
  13     end forall
  14   end forall
  15 !  print *, l1
  16 !  print '(4i2)', it
  17   if (any (it .ne. reshape ((/1, 0, 0, 4/), (/2, 2/)))) STOP 1
  18 end