gcc/cp/friend.c

36 /* Returns nonzero if SUPPLICANT is a friend of TYPE.  */
63 		  tree friend = TREE_VALUE (friends);
65 		  if (friend == NULL_TREE)
68 		  if (supplicant == friend)
71 		  if (is_specialization_of_friend (supplicant, friend))
114   /* A namespace is not friend to anybody.  */
124 /* Add a new friend to the friends of the aggregate type TYPE.
125    DECL is the FUNCTION_DECL of the friend being added.
127    If COMPLAIN is true, warning about duplicate friend is issued.
157 		    warning (0, "%qD is already a friend of class %qT",
187 /* Make FRIEND_TYPE a friend class to TYPE.  If FRIEND_TYPE has already
189    TYPE.  If not, we make it a pending friend, which can later be added
191    DECL_UNDEFINED_FRIENDS contains a (possibly empty) list of friend
194    waiting to make it their friend.  Note that these two can both
197    If COMPLAIN is true, warning about duplicate friend is issued.
208      headers used for this friend declaration.  TEMPLATE_MEMBER_P,
216 	     friend class C<V>::D;
226      The friend is a template friend iff FRIEND_DEPTH is nonzero.  */
233       error ("invalid type %qT declared %<friend%>", friend_type);
246 	  /* [temp.friend]
249 	  error ("partial specialization %qT declared %<friend%>",
262   /* [temp.friend]
264      A friend of a class or class template can be a function or
275 	  /* template <class U> friend class T::X<U>; */
276 	  /* [temp.friend]
279 	  error ("partial specialization %qT declared %<friend%>",
340       /* template <class T> friend class T; */
341       error ("template parameter type %qT declared %<friend%>", friend_type);
346       /* template <class T> friend class A; where A is not a template */
351     /* template <class T> friend class A; where A is a template */
357   /* See if it is already a friend.  */
369 		warning (0, "%qD is already a friend of %qT", probe, type);
378 		warning (0, "%qT is already a friend of %qT", probe, type);
399 /* Record DECL (a FUNCTION_DECL) as a friend of the
401    class of which it is a member, as named in the friend declaration.
402    DECLARATOR is the name of the friend.  FUNCDEF_FLAG is true if the
403    friend declaration is a definition of the function.  FLAGS is as
414   /* Every decl that gets here is a friend of something.  */
428 	 headers used for this friend declaration.  TEMPLATE_MEMBER_P is
435 		 friend void C<V>::f(W);
454       /* A method friend.  */
468 	 to be a friend, so we do lookup here even if CTYPE is in
495 	error ("member %qD declared as friend before type %qT defined",
498   /* A global friend.
499      @@ or possibly a friend from a base class ?!?  */
508 	 in their scope, their friend wind up in top-level scope as well.  */
531 	       insert an unqualified friend into the local scope
539 		 unqualified friend decl into the template parameter
551 	      warning (0, "friend declaration %q#D declares a non-template "
558 			   "-Wno-non-template-friend disables this warning");
574      handle them in start_decl_1, but since this is a friend decl start_decl_1