1 files changed, 36 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/init/ref9.C b/gcc/testsuite/g++.dg/init/ref9.C
new file mode 100644
index 00000000000..127b7d8e1fd
--- /dev/null
+++ b/gcc/testsuite/g++.dg/init/ref9.C
@@ -0,0 +1,36 @@
+// { dg-do run }
+
+struct ex;
+struct basic {
+  int refcount;
+  ex eval() const;
+  basic() : refcount(0) {}
+};
+
+struct ex {
+  basic *bp;
+  ex() : bp(0) { }
+  ex(const basic &);
+  virtual ~ex();
+  void construct_from_basic(const basic &);
+};
+
+ex basic::eval() const {
+  throw 1;
+}
+
+inline ex::ex(const basic &b) { construct_from_basic (b); }
+inline ex::~ex() { if (--bp->refcount == 0) delete bp; }
+void ex::construct_from_basic(const basic &b) {
+  const ex & tmpex = b.eval();
+  bp = tmpex.bp;
+  bp->refcount++;
+}
+
+ex pow() { return basic(); }
+
+int main()
+{
+  try { pow (); } catch (int) {}
+  return 0;
+}