ipa/63470 add testcase

2015-01-11  Markus Trippelsdorf  <markus@trippelsdorf.de>

	PR ipa/63470
	* ipa/pr63470.C: New testcase.

From-SVN: r219445

gcc/testsuite/ChangeLog

+2015-01-11  Markus Trippelsdorf  <markus@trippelsdorf.de>
+
+	PR ipa/63470
+	* ipa/pr63470.C: New testcase.
+
 2015-01-11  Janus Weil  <janus@gcc.gnu.org>
 
 	PR fortran/63733

gcc/testsuite/g++.dg/ipa/pr63470.C

+/* PR ipa/63470.C */
+/* { dg-do compile } */
+/* { dg-options "-O2 -finline-functions" } */
+
+class A
+{
+public:
+  virtual bool m_fn1 ();
+  virtual const char **m_fn2 (int);
+  virtual int m_fn3 ();
+};
+class FTjackSupport : A
+{
+  ~FTjackSupport ();
+  bool m_fn1 ();
+  bool m_fn4 ();
+  const char **
+  m_fn2 (int)
+  {
+  }
+  int _inited;
+  int *_jackClient;
+  int _activePathCount;
+}
+
+* a;
+void fn1 (...);
+void fn2 (void *);
+int fn3 (int *);
+FTjackSupport::~FTjackSupport () { m_fn4 (); }
+
+bool
+FTjackSupport::m_fn1 ()
+{
+  if (!_jackClient)
+    return 0;
+  for (int i=0; _activePathCount; ++i)
+    if (m_fn2 (i))
+      fn2 (a);
+  if (m_fn3 ())
+    fn2 (a);
+  if (fn3 (_jackClient))
+    fn1 (0);
+}
+
+bool
+FTjackSupport::m_fn4 ()
+{
+  if (_inited && _jackClient)
+    {
+      m_fn1 ();
+      return 0;
+    }
+}