re PR ipa/62121 (ICE: Segmentation fault in ipa-devirt.c:997)

	PR ipa/62121
	* ipa-polymorphic-call.c (ipa_polymorphic_call_context::restrict_to_inner_class):
	fix pasto in checking array size.

	* g++.dg/torture/pr62121.C: New testcase.

From-SVN: r215655

gcc/ChangeLog

 2014-09-26  Jan Hubicka  <hubicka@ucw.cz>
 
+	PR ipa/62121
+	* ipa-polymorphic-call.c (ipa_polymorphic_call_context::restrict_to_inner_class):
+	fix pasto in checking array size.
+
+2014-09-26  Jan Hubicka  <hubicka@ucw.cz>
+
 	PR middle-end/35545
 	* passes.def (pass_tracer): Move before last dominator pass.
 

gcc/ipa-polymorphic-call.c

@@ -327,7 +327,7 @@ ipa_polymorphic_call_context::restrict_to_inner_class (tree expected_type)
 	      && (cur_offset
 		  + (expected_type ? tree_to_uhwi (TYPE_SIZE (expected_type))
 		     : 0)
-		  > tree_to_uhwi (TYPE_SIZE (type))))
+		  > tree_to_uhwi (TYPE_SIZE (subtype))))
 	    goto no_useful_type_info;
 
 	  cur_offset = new_offset;

gcc/testsuite/ChangeLog

 2014-09-26  Jan Hubicka  <hubicka@ucw.cz>
 
+	PR ipa/62121
+	* g++.dg/torture/pr62121.C: New testcase.
+
+2014-09-26  Jan Hubicka  <hubicka@ucw.cz>
+
 	PR middle-end/35545
 	* g++.dg/tree-prof/pr35545.C: New testcase.
 

gcc/testsuite/g++.dg/torture/pr62121.C

+// { dg-do compile }
+class A
+{
+  virtual double operator()();
+};
+class B : A
+{
+public:
+  double operator()();
+};
+extern B a[];
+int b = a[0]();