re PR tree-optimization/46154 (ICE: failed to reclaim unneeded function with…

re PR tree-optimization/46154 (ICE: failed to reclaim unneeded function with -fipa-cp -fipa-cp-clone)

2010-11-03  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/46154
	* g++.dg/torture/pr46154.C: New testcase.

From-SVN: r166311

gcc/testsuite/ChangeLog

 2010-11-04  Richard Guenther  <rguenther@suse.de>
 
+	PR tree-optimization/46154
+	* g++.dg/torture/pr46154.C: New testcase.
+
+2010-11-04  Richard Guenther  <rguenther@suse.de>
+
 	PR tree-optimization/45733
 	* gcc.dg/pr45733.c: New testcase.
 

gcc/testsuite/g++.dg/torture/pr46154.C

+/* { dg-do compile } */
+/* { dg-options "-fipa-cp-clone" } */
+
+struct S
+{
+  virtual int foo ()
+    {
+      return foo () == 0;
+    }
+  virtual void baz ();
+};
+
+void A ()
+{
+  S s;
+  s.foo ();
+}