1 files changed, 31 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/class_5.f03 b/gcc/testsuite/gfortran.dg/class_5.f03
new file mode 100644
index 000000000..087d745ae
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/class_5.f03
@@ -0,0 +1,31 @@
+! { dg-do compile }
+!
+! PR 41719: [OOP] invalid: Intrinsic assignment involving polymorphic variables
+!
+! Contributed by Tobias Burnus <burnus@gcc.gnu.org>
+
+ implicit none
+
+ type t1
+   integer :: a
+ end type
+
+ type, extends(t1) :: t2
+   integer :: b
+ end type
+
+ class(t1),pointer :: cp
+ type(t2) :: x
+
+ x = t2(45,478)
+ allocate(t2 :: cp)
+
+ cp = x   ! { dg-error "Variable must not be polymorphic" }
+
+ select type (cp)
+ type is (t2)
+   print *, cp%a, cp%b
+ end select
+
+end
+ 
+\ No newline at end of file