gcc/testsuite/gfortran.dg/intrinsic_pack_2.f90

   1 ! { dg-do run }
   2 ! { dg-require-effective-target fortran_large_real }
   3 ! Take the pack intrinsic through its paces, with all types that are
   4 ! normally accessible.
   5 program main
   6   implicit none
   7   integer,parameter :: k = selected_real_kind (precision (0.0_8) + 1)
   8   integer :: i
   9   real(kind=k), dimension(3,3) :: rk
  10   real(kind=k), dimension(9) :: vrk
  11   real(kind=k), dimension(9) :: rrk
  12   complex(kind=k), dimension(3,3) :: ck
  13   complex(kind=k), dimension(9) :: vck
  14   complex(kind=k), dimension(9) :: rck
  15
  16   vrk = (/(i+10,i=1,9)/)
  17   rk = reshape((/1.0_k, -3.0_k, 2.1_k, -4.21_k, 1.2_k, 0.98_k, -1.2_k, &
  18   &              -7.1_k, -9.9_k, 0.3_k /), shape(rk))
  19   rrk = pack(rk,rk>0,vrk)
  20   if (any(rrk /= (/ 1.0_k, 2.1_k, 1.2_k, 0.98_k,  15._k, 16._k, 17._k, &
  21   &                  18._k, 19._k /))) call abort
  22
  23   vck = (/(i+10,i=1,9)/)
  24   ck = reshape((/1.0_k, -3.0_k, 2.1_k, -4.21_k, 1.2_k, 0.98_k, -1.2_k, &
  25   &              -7.1_k, -9.9_k, 0.3_k /), shape(ck))
  26   rck = pack(ck,real(ck)>0,vck)
  27   if (any(real(rck) /= (/ 1.0_k, 2.1_k, 1.2_k, 0.98_k,  15._k, 16._k, 17._k, &
  28   &                  18._k, 19._k /))) call abort
  29   if (any(aimag(rck) /= 0)) call abort
  30
  31 end program main