decl2.c (set_decl_namespace): Allow explicit instantiations in any namespace.

* decl2.c (set_decl_namespace): Allow explicit instantiations in
	any namespace.

From-SVN: r39907

gcc/cp/ChangeLog

@@ -1,3 +1,8 @@
+2001-02-19  Mark Mitchell  <mark@codesourcery.com>
+
+	* decl2.c (set_decl_namespace): Allow explicit instantiations in
+	any namespace.
+
 2001-02-18  Kriang Lerdsuwanakij  <lerdsuwa@users.sourceforge.net>
 
 	* optimize.c (expand_call_inline): Don't walk subtrees of type

gcc/cp/decl2.c

@@ -4536,6 +4536,9 @@ set_decl_namespace (decl, scope, friendp)
       if (!old)
 	/* No old declaration at all. */
 	goto complain;
+      /* A template can be explicitly specialized in any namespace.  */
+      if (processing_explicit_instantiation)
+	return;
       if (!is_overloaded_fn (decl))
 	/* Don't compare non-function decls with decls_match here,
 	   since it can't check for the correct constness at this

gcc/testsuite/g++.old-deja/g++.ns/template15.C

@@ -0,0 +1,5 @@
+// Build don't link:
+// Origin: Mark Mitchell <mark@codesourcery.com>
+
+namespace X {  template <class T> void f () {}   }
+template void X::f<int> ();