1 files changed, 30 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/torture/pr45854.C b/gcc/testsuite/g++.dg/torture/pr45854.C
new file mode 100644
index 000000000..17ee006e0
--- /dev/null
+++ b/gcc/testsuite/g++.dg/torture/pr45854.C
@@ -0,0 +1,30 @@
+// { dg-do compile }
+
+template < typename = void >
+struct X { } ;
+struct Y
+{
+  Y () ;
+} ;
+template < typename = X < > >
+struct T
+{
+  void f ()
+    {
+      f () ;
+    }
+} ;
+struct S
+{
+  S ( X < > = X < > ()) ;
+  ~S ()
+    {
+      T < > () . f () ;
+    }
+} ;
+struct Z
+{
+  S s ;
+  Y y ;
+} a ;
+