re PR c++/51461 ([c++0x] [4.7 Regression] ICE with invalid initialization of static data member)

	PR c++/51461
	* decl.c (check_static_variable_definition): Check COMPLETE_TYPE_P
	before literal_type_p.

From-SVN: r182415

gcc/cp/ChangeLog

 2011-12-16  Jason Merrill  <jason@redhat.com>
 
+	PR c++/51461
+	* decl.c (check_static_variable_definition): Check COMPLETE_TYPE_P
+	before literal_type_p.
+
 	PR c++/51331
 	* class.c (convert_to_base_statically): Just call
 	build_simple_base_path.

gcc/cp/decl.c

@@ -5449,7 +5449,7 @@ check_initializer (tree decl, tree init, int flags, VEC(tree,gc) **cleanups)
     }
   else if (!COMPLETE_TYPE_P (type))
     {
-      error ("%qD has incomplete type", decl);
+      error ("%q#D has incomplete type", decl);
       TREE_TYPE (decl) = error_mark_node;
       return NULL_TREE;
     }
@@ -7807,7 +7807,10 @@ check_static_variable_definition (tree decl, tree type)
     return 0;
   else if (cxx_dialect >= cxx0x && !INTEGRAL_OR_ENUMERATION_TYPE_P (type))
     {
-      if (literal_type_p (type))
+      if (!COMPLETE_TYPE_P (type))
+	error ("in-class initialization of static data member %q#D of "
+	       "incomplete type", decl);
+      else if (literal_type_p (type))
 	permerror (input_location,
 		   "%<constexpr%> needed for in-class initialization of "
 		   "static data member %q#D of non-integral type", decl);

gcc/testsuite/ChangeLog

 2011-12-16  Jason Merrill  <jason@redhat.com>
 
+	PR c++/51461
+	* g++.dg/init/static4.C: New.
+
+2011-12-16  Jason Merrill  <jason@redhat.com>
+
 	PR c++/51331
 	* g++.dg/init/value10.C: New.
 

gcc/testsuite/g++.dg/init/static4.C

+// PR c++/51461
+
+struct A
+{
+  static const A a = 0;		// { dg-error "incomplete|non-integral" }
+};