diff --git a/gcc/testsuite/gfortran.dg/coarray_this_image_1.f90 b/gcc/testsuite/gfortran.dg/coarray_this_image_1.f90
new file mode 100644
index 00000000000..bbdbab7f236
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/coarray_this_image_1.f90
@@ -0,0 +1,20 @@
+! { dg-do compile }
+! { dg-options "-fdump-tree-original -fcoarray=single" }
+!
+j1 = this_image(distance=4)
+j2 = this_image(5)
+k1 = num_images()
+k2 = num_images(6)
+k3 = num_images(distance=7)
+k4 = num_images(distance=8, failed=.true.)
+k5 = num_images(failed=.false.)
+end
+
+! { dg-final { scan-tree-dump-times "j1 = 1;" 1 "original" } }
+! { dg-final { scan-tree-dump-times "j2 = 1;" 1 "original" } }
+! { dg-final { scan-tree-dump-times "k1 = 1;" 1 "original" } }
+! { dg-final { scan-tree-dump-times "k2 = 1;" 1 "original" } }
+! { dg-final { scan-tree-dump-times "k3 = 1;" 1 "original" } }
+! { dg-final { scan-tree-dump-times "k4 = 0;" 1 "original" } }
+! { dg-final { scan-tree-dump-times "k5 = 1;" 1 "original" } }
+! { dg-final { cleanup-tree-dump "original" } }
diff --git a/gcc/testsuite/gfortran.dg/coarray_this_image_2.f90 b/gcc/testsuite/gfortran.dg/coarray_this_image_2.f90
new file mode 100644
index 00000000000..35156baad7a
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/coarray_this_image_2.f90
@@ -0,0 +1,20 @@
+! { dg-do compile }
+! { dg-options "-fdump-tree-original -fcoarray=lib" }
+!
+j1 = this_image(distance=4)
+j2 = this_image(5)
+k1 = num_images()
+k2 = num_images(6)
+k3 = num_images(distance=7)
+k4 = num_images(distance=8, failed=.true.)
+k5 = num_images(failed=.false.)
+end
+
+! { dg-final { scan-tree-dump-times "j1 = _gfortran_caf_this_image \\(4\\);" 1 "original" } }
+! { dg-final { scan-tree-dump-times "j2 = _gfortran_caf_this_image \\(5\\);" 1 "original" } }
+! { dg-final { scan-tree-dump-times "k1 = _gfortran_caf_num_images \\(0, -1\\);" 1 "original" } }
+! { dg-final { scan-tree-dump-times "k2 = _gfortran_caf_num_images \\(6, -1\\);" 1 "original" } }
+! { dg-final { scan-tree-dump-times "k3 = _gfortran_caf_num_images \\(7, -1\\);" 1 "original" } }
+! { dg-final { scan-tree-dump-times "k4 = _gfortran_caf_num_images \\(8, 1\\);" 1 "original" } }
+! { dg-final { scan-tree-dump-times "k5 = _gfortran_caf_num_images \\(0, 0\\);" 1 "original" } }
+! { dg-final { cleanup-tree-dump "original" } }