1 files changed, 41 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/internal_pack_2.f90 b/gcc/testsuite/gfortran.dg/internal_pack_2.f90
new file mode 100644
index 000000000..1f0473e24
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/internal_pack_2.f90
@@ -0,0 +1,41 @@
+! { dg-do run }
+! { dg-require-effective-target fortran_large_real }
+! Test that the internal pack and unpack routines work OK
+! for our large real type.
+
+program main
+  implicit none
+  integer,parameter :: k = selected_real_kind (precision (0.0_8) + 1)
+  real(kind=k), dimension(3) :: rk
+  complex(kind=k), dimension(3) :: ck
+
+  rk = (/ -1.0_k, 1.0_k, -3.0_k /)
+  call sub_rk(rk(1:3:2))
+  if (any(rk /= (/ 3.0_k, 1.0_k, 2.0_k/))) call abort
+
+  ck = (/ (-1.0_k, 0._k), (1.0_k, 0._k), (-3.0_k, 0._k) /)
+  call sub_ck(ck(1:3:2))
+  if (any(real(ck) /= (/ 3.0_k, 1.0_k, 2.0_k/))) call abort
+  if (any(aimag(ck) /= 0._k)) call abort
+
+end program main
+
+subroutine sub_rk(r)
+  implicit none
+  integer,parameter :: k = selected_real_kind (precision (0.0_8) + 1)
+  real(kind=k), dimension(2) :: r
+  if (r(1) /= -1._k) call abort
+  if (r(2) /= -3._k) call abort
+  r(1) = 3._k
+  r(2) = 2._k
+end subroutine sub_rk
+
+subroutine sub_ck(r)
+  implicit none
+  integer,parameter :: k = selected_real_kind (precision (0.0_8) + 1)
+  complex(kind=k), dimension(2) :: r
+  if (r(1) /= (-1._k,0._k)) call abort
+  if (r(2) /= (-3._k,0._k)) call abort
+  r(1) = 3._k
+  r(2) = 2._k
+end subroutine sub_ck