1 files changed, 22 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/coarray_31.f90 b/gcc/testsuite/gfortran.dg/coarray_31.f90
new file mode 100644
index 0000000000..bab8b0aecf
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/coarray_31.f90
@@ -0,0 +1,22 @@
+! { dg-do compile }
+! { dg-options "-fdump-tree-original -fcoarray=single" }
+!
+! PR fortran/57906
+! PR fortran/52052
+!
+type t
+  integer, allocatable :: x(:)[:]
+  class(*), allocatable :: z(:)[:]
+  class(*), allocatable :: d[:]
+end type t
+type t2
+  type(t) :: y
+end type t2
+type(t2) :: a, b
+a = b
+end
+
+! { dg-final { scan-tree-dump "a.y.x.data = D.\[0-9\]+.y.x.data;" "original" } }
+! { dg-final { scan-tree-dump "a.y.z._data.data = D.\[0-9\]+.y.z._data.data;" "original" } }
+! { dg-final { scan-tree-dump "a.y.d._data.data = D.\[0-9\]+.y.d._data.data;" "original" } }
+! { dg-final { cleanup-tree-dump "original" } }