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diff --git a/gcc/testsuite/gfortran.dg/extends_8.f03 b/gcc/testsuite/gfortran.dg/extends_8.f03
new file mode 100644
index 000000000..4af5ab932
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/extends_8.f03
@@ -0,0 +1,17 @@
+! { dg-do compile }
+!
+! PR 41784: [OOP] ICE in load_derived_extensions
+!
+! Contributed by Salvatore Filippone <sfilippone@uniroma2.it>
+
+module m
+  type  :: A
+  end type
+  type, extends(A) :: B
+  end type
+end module
+
+use m, only: A
+end
+ 
+! { dg-final { cleanup-modules "m" } }