re PR c++/34213 (static member function in anonymous namespace can't be used as template argument)

	PR c++/34213
	* tree.c (decl_linkage): Static data members and static member
	functions in anonymous ns classes are lk_external.

	* g++.dg/ext/visibility/anon8.C: New test.

From-SVN: r130463

gcc/cp/ChangeLog

+2007-11-27  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/34213
+	* tree.c (decl_linkage): Static data members and static member
+	functions in anonymous ns classes are lk_external.
+
 2007-11-26  Andreas Krebbel  <krebbel1@de.ibm.com>
 
-	PR 34081/C++
+	PR c++/34081
 	* decl.c (start_preparsed_function): Pass 
 	processing_template_decl for the new allocate_struct_function
 	parameter.

gcc/cp/tree.c

@@ -2526,10 +2526,18 @@ decl_linkage (tree decl)
   /* Members of the anonymous namespace also have TREE_PUBLIC unset, but
      are considered to have external linkage for language purposes.  DECLs
      really meant to have internal linkage have DECL_THIS_STATIC set.  */
-  if (TREE_CODE (decl) == TYPE_DECL
-      || ((TREE_CODE (decl) == VAR_DECL || TREE_CODE (decl) == FUNCTION_DECL)
-	  && !DECL_THIS_STATIC (decl)))
+  if (TREE_CODE (decl) == TYPE_DECL)
     return lk_external;
+  if (TREE_CODE (decl) == VAR_DECL || TREE_CODE (decl) == FUNCTION_DECL)
+    {
+      if (!DECL_THIS_STATIC (decl))
+	return lk_external;
+
+      /* Static data members and static member functions from classes
+	 in anonymous namespace also don't have TREE_PUBLIC set.  */
+      if (DECL_CLASS_CONTEXT (decl))
+	return lk_external;
+    }
 
   /* Everything else has internal linkage.  */
   return lk_internal;

gcc/testsuite/ChangeLog

+2007-11-27  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/34213
+	* g++.dg/ext/visibility/anon8.C: New test.
+
 2007-11-13  Michael Meissner  <michael.meissner@amd.com>
 
 	PR target/34077
@@ -22,7 +27,7 @@
 
 2007-11-26  Andreas Krebbel  <krebbel1@de.ibm.com>
 
-	PR 34081/C++
+	PR c++/34081
 	* g++.dg/template/dependent-expr6.C: New testcase.
 
 2007-11-26  Uros Bizjak  <ubizjak@gmail.com>

gcc/testsuite/g++.dg/ext/visibility/anon8.C

+// PR c++/34213
+// { dg-do compile }
+
+template <void (*fn) ()>
+void call ()
+{
+  fn ();
+}
+
+namespace
+{
+  struct B1
+  {
+    static void fn1 () {}
+    static void fn4 ();
+  };
+  void fn3 () {}
+  void B1::fn4 () {}
+  static void fn5 () {}
+}
+
+int main ()
+{
+  struct B2
+  {
+    static void fn2 () {}
+  };
+  call<&B1::fn1> ();
+  call<&B2::fn2> ();	// { dg-error "not external linkage|no matching" }
+  call<&fn3> ();
+  call<&B1::fn4> ();
+  call<&fn5> ();	// { dg-error "not external linkage|no matching" }
+}