re PR c++/57416 (internal compiler error: in gimple_expand_cfg, at cfgexpand.c:4575)

2013-08-12  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/57416
	* g++.dg/cpp0x/pr57416.C: New.

From-SVN: r201672

gcc/testsuite/ChangeLog

 2013-08-12  Paolo Carlini  <paolo.carlini@oracle.com>
 
+	PR c++/57416
+	* g++.dg/cpp0x/pr57416.C: New.
+
+2013-08-12  Paolo Carlini  <paolo.carlini@oracle.com>
+
 	* g++.dg/cpp0x/constexpr-function2.C: Adjust for error -> inform
 	changes.
 	* g++.dg/cpp0x/constexpr-neg1.C: Likewise.

gcc/testsuite/g++.dg/cpp0x/pr57416.C

+// PR c++/57416
+// { dg-do compile { target c++11 } }
+
+struct Nothing
+{
+};
+
+template <class PARENTDATA>
+void func3 (PARENTDATA & p_parent_data)
+{
+  struct Data
+  {
+    PARENTDATA & parent_data = p_parent_data;  // { dg-error "parameter" }
+  } data;
+}
+
+template <class PARENTDATA>
+void func2 (PARENTDATA & p_parent_data)
+{
+  struct Data
+  {
+    PARENTDATA & parent_data = p_parent_data;  // { dg-error "parameter" }
+  } data;
+
+  data.parent_data.x = 5;
+  func3(data);
+}
+
+template <class PARENTDATA>
+void func1 (PARENTDATA & p_parent_data)
+{
+  struct Data
+  {
+    PARENTDATA & parent_data = p_parent_data;  // { dg-error "parameter" }
+    int x = 1;
+  } data;
+
+  func2(data);
+}
+
+int main()
+{
+  Nothing nothing;
+  func1(nothing);
+}