1 files changed, 28 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/extends_14.f03 b/gcc/testsuite/gfortran.dg/extends_14.f03
new file mode 100644
index 000000000..876e8c703
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/extends_14.f03
@@ -0,0 +1,28 @@
+! { dg-do compile }
+! { dg-options "-fdump-tree-original" }
+!
+! PR 49466: [4.6/4.7 Regression] Memory leak with assignment of extended derived types
+!
+! Contributed by Rich Townsend <townsend@astro.wisc.edu>
+
+program evolve_aflow
+
+  implicit none
+
+  type :: state_t
+     real, allocatable :: U(:)
+  end type
+
+  type, extends(state_t) :: astate_t
+  end type
+
+  type(astate_t) :: a,b
+
+  allocate(a%U(1000))
+
+  a = b
+
+end program 
+
+! { dg-final { scan-tree-dump-times "__builtin_free" 3 "original" } }
+! { dg-final { cleanup-tree-dump "original" } }