1 files changed, 34 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/init/ref15.C b/gcc/testsuite/g++.dg/init/ref15.C
new file mode 100644
index 000000000..bc9c01dc2
--- /dev/null
+++ b/gcc/testsuite/g++.dg/init/ref15.C
@@ -0,0 +1,34 @@
+// PR c++/20416.  We correctly constructed the temporary S in foo(),
+// but incorrectly destroyed it every time foo() was called.
+// When using a wrapped target, there is no way to override the exit
+// code after returning from main.
+// { dg-do run { target unwrapped } }
+extern "C" void abort (void);
+extern "C" void _exit (int);
+
+int c, exiting;
+struct S {
+  S() { ++c; }
+  S(const S &) { ++c; }
+  ~S()
+  {
+    if (!exiting) abort ();
+    _exit (0);
+  }
+};
+void
+foo (void)
+{
+  static const S &s = S();
+}
+int main ()
+{
+  if (c != 0)
+    abort ();
+  foo ();
+  foo ();
+  if (c != 1)
+    abort ();
+  exiting = 1;
+  return 1;
+}