re PR c++/49418 (G++ discards cv-quals from template parameter types)

	PR c++/49418
	* typeck2.c (build_functional_cast): Strip cv-quals for value init.
	* init.c (build_zero_init_1): Not here.

From-SVN: r175368

gcc/cp/ChangeLog

 2011-06-23  Jason Merrill  <jason@redhat.com>
 
+	PR c++/49519
+	* typeck2.c (build_functional_cast): Strip cv-quals for value init.
+	* init.c (build_zero_init_1): Not here.
+
 	PR c++/35255
 	* pt.c (resolve_overloaded_unification): Fix DR 115 handling.
 

gcc/cp/init.c

@@ -176,7 +176,7 @@ build_zero_init_1 (tree type, tree nelts, bool static_storage_p,
        initialized are initialized to zero.  */
     ;
   else if (SCALAR_TYPE_P (type))
-    init = convert (cv_unqualified (type), integer_zero_node);
+    init = convert (type, integer_zero_node);
   else if (CLASS_TYPE_P (type))
     {
       tree field;

gcc/cp/typeck2.c

@@ -1641,7 +1641,7 @@ build_functional_cast (tree exp, tree parms, tsubst_flags_t complain)
 	{
 	  if (VOID_TYPE_P (type))
 	    return void_zero_node;
-	  return build_value_init (type, complain);
+	  return build_value_init (cv_unqualified (type), complain);
 	}
 
       /* This must build a C cast.  */