gcc/testsuite/gfortran.dg/intrinsic_unpack_3.f90

   1 ! { dg-do run }
   2 ! { dg-require-effective-target fortran_large_int }
   3 ! Program to test the UNPACK intrinsic for a long integer type
   4 program intrinsic_unpack
   5    implicit none
   6    integer,parameter :: k = selected_int_kind (range (0_8) + 1)
   7    integer(kind=k), dimension(3, 3) :: ak, bk
   8    logical, dimension(3, 3) :: mask
   9    character(len=100) line1, line2
  10    integer i
  11
  12    mask = reshape ((/.false.,.true.,.false.,.true.,.false.,.false.,&
  13                     &.false.,.false.,.true./), (/3, 3/));
  14
  15    ak = reshape ((/1, 0, 0, 0, 1, 0, 0, 0, 1/), (/3, 3/));
  16    bk = unpack ((/2_k, 3_k, 4_k/), mask, ak)
  17    if (any (bk .ne. reshape ((/1, 2, 0, 3, 1, 0, 0, 0, 4/), (/3, 3/)))) &
  18       call abort
  19    write (line1,'(10I4)') bk
  20    write (line2,'(10I4)') unpack((/2_k, 3_k, 4_k/), mask, ak)
  21    if (line1 .ne. line2) call abort
  22    bk = -1
  23    bk = unpack ((/2_k, 3_k, 4_k/), mask, 0_k)
  24    if (any (bk .ne. reshape ((/0, 2, 0, 3, 0, 0, 0, 0, 4/), (/3, 3/)))) &
  25       call abort
  26
  27 end program