1 files changed, 46 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/cshift_large_1.f90 b/gcc/testsuite/gfortran.dg/cshift_large_1.f90
new file mode 100644
index 000000000..e9d064e21
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/cshift_large_1.f90
@@ -0,0 +1,46 @@
+! { dg-do run }
+! { dg-require-effective-target fortran_large_int }
+! Program to test the cshift intrinsic for kind=16 integers
+program intrinsic_cshift
+   integer, parameter :: k=16
+   integer(kind=k), dimension(3_k, 3_k) :: a
+   integer(kind=k), dimension(3_k, 3_k, 2_k) :: b
+
+   ! Scalar shift
+   a = reshape ((/1_k, 2_k, 3_k, 4_k, 5_k, 6_k, 7_k, 8_k, 9_k/), (/3_k, 3_k/))
+   a = cshift (a, 1_k, 1_k)
+   if (any (a .ne. reshape ((/2_k, 3_k, 1_k, 5_k, 6_k, 4_k, 8_k, 9_k, 7_k/), (/3_k, 3_k/)))) &
+      call abort
+
+   a = reshape ((/1_k, 2_k, 3_k, 4_k, 5_k, 6_k, 7_k, 8_k, 9_k/), (/3_k, 3_k/))
+   a = cshift (a, -2_k, dim = 2_k)
+   if (any (a .ne. reshape ((/4_k, 5_k, 6_k, 7_k, 8_k, 9_k, 1_k, 2_k, 3_k/), (/3_k, 3_k/)))) &
+      call abort
+
+   ! Array shift
+   a = reshape ((/1_k, 2_k, 3_k, 4_k, 5_k, 6_k, 7_k, 8_k, 9_k/), (/3_k, 3_k/))
+   a = cshift (a, (/1_k, 0_k, -1_k/))
+   if (any (a .ne. reshape ((/2_k, 3_k, 1_k, 4_k, 5_k, 6_k, 9_k, 7_k, 8_k/), (/3_k, 3_k/)))) &
+      call abort
+
+   a = reshape ((/1_k, 2_k, 3_k, 4_k, 5_k, 6_k, 7_k, 8_k, 9_k/), (/3_k, 3_k/))
+   a = cshift (a, (/2_k, -2_k, 0_k/), dim = 2_k)
+   if (any (a .ne. reshape ((/7_k, 5_k, 3_k, 1_k, 8_k, 6_k, 4_k, 2_k, 9_k/), (/3_k, 3_k/)))) &
+      call abort
+
+   ! Test arrays > rank 2
+   b = reshape ((/1_k, 2_k, 3_k, 4_k, 5_k, 6_k, 7_k, 8_k, 9_k, 11_k, 12_k, 13_k, 14_k, 15_k, 16_k, 17_k,&
+         18_k, 19_k/), (/3_k, 3_k, 2_k/))
+   b = cshift (b, 1_k)
+   if (any (b .ne. reshape ((/2_k, 3_k, 1_k, 5_k, 6_k, 4_k, 8_k, 9_k, 7_k, 12_k, 13_k, 11_k, 15_k,&
+     16_k, 14_k, 18_k, 19_k, 17_k/), (/3_k, 3_k, 2_k/)))) &
+      call abort
+
+   b = reshape ((/1_k, 2_k, 3_k, 4_k, 5_k, 6_k, 7_k, 8_k, 9_k, 11_k, 12_k, 13_k, 14_k, 15_k, 16_k, 17_k,&
+         18_k, 19_k/), (/3_k, 3_k, 2_k/))
+   b = cshift (b, reshape ((/1_k, 2_k, 3_k, 4_k, 5_k, 6_k, 7_k, 8_k, 9_k/), (/3_k, 3_k/)), 3_k)
+   if (any (b .ne. reshape ((/11_k, 2_k, 13_k, 4_k, 15_k, 6_k, 17_k, 8_k, 19_k, 1_k, 12_k, 3_k,&
+     14_k, 5_k, 16_k, 7_k, 18_k, 9_k/), (/3_k, 3_k, 2_k/)))) &
+      call abort
+
+end program