2008-01-22 Jason Merrill <jason@redhat.com>
+ PR c++/28560
+ * decl.c (groktypename): Also ignore attributes on dependent
+ possibly-class types.
+
PR c++/34912
* friend.c (do_friend): Check for prior declaration of a friend
function of a local class.
if (attrs)
{
if (CLASS_TYPE_P (type))
- warning (OPT_Wattributes, "ignoring attributes applied to class type "
- "outside of definition");
+ warning (OPT_Wattributes, "ignoring attributes applied to class type %qT "
+ "outside of definition", type);
+ else if (IS_AGGR_TYPE (type))
+ /* A template type parameter or other dependent type. */
+ warning (OPT_Wattributes, "ignoring attributes applied to dependent "
+ "type %qT without an associated declaration", type);
else
cplus_decl_attributes (&type, attrs, 0);
}
--- /dev/null
+// PR c++/28560
+
+template<typename> struct A {};
+
+template<int> struct B;
+
+template<int N> struct C :
+ A<typename B<N>::X __attribute__((unused))> {}; // { dg-warning "attribute" }