PR c++/71511 - ICE on decltype scope in declaration.

	* typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.

From-SVN: r238393

gcc/cp/ChangeLog

 2016-07-15  Jason Merrill  <jason@redhat.com>
 
+	PR c++/71511
+	* typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
+
 	PR c++/71513
 	* pt.c (tsubst_attributes): Fix loop logic.
 

gcc/cp/typeck2.c

@@ -537,6 +537,7 @@ cxx_incomplete_type_diagnostic (location_t loc, const_tree value,
       break;
 
     case TYPENAME_TYPE:
+    case DECLTYPE_TYPE:
       emit_diagnostic (diag_kind, loc, 0,
 		       "invalid use of dependent type %qT", type);
       break;

gcc/testsuite/g++.dg/cpp0x/decltype65.C

+// PR c++/71511
+// { dg-do compile { target c++11 } }
+
+template < typename T > 
+class A 
+{   
+  static int i;   
+};
+
+//okay: template < typename T > int A <T>::i = 100;
+template < typename T > int decltype (A < T > ())::i = 100; // { dg-error "decltype" }