From: Matt Austern <austern@apple.com>
Date: Wed, 1 Dec 2004 19:44:48 +0000 (+0000)
Subject: Compile speed improvement.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=8245c1946e77416ba5da37ecd3345c13f97a0822;p=gcc.git

Compile speed improvement.

	* name-lookup.c (namespace_binding): Omit alias check for global namespace.

From-SVN: r91575
---

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 8b267c3031b..eff52c90e81 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,7 @@
+2004-12-01  Matt Austern  <austern@apple.com>
+
+	* name-lookup.c (namespace_binding): Omit alias check for global namespace.
+
 2004-12-01  Nathan Sidwell  <nathan@codesourcery.com>
 
 	PR c++/18729
diff --git a/gcc/cp/name-lookup.c b/gcc/cp/name-lookup.c
index ee0d1a45e7c..6d5d00deb15 100644
--- a/gcc/cp/name-lookup.c
+++ b/gcc/cp/name-lookup.c
@@ -2735,7 +2735,10 @@ namespace_binding (tree name, tree scope)
 
   if (scope == NULL)
     scope = global_namespace;
-  scope = ORIGINAL_NAMESPACE (scope);
+  else
+    /* Unnecessary for the global namespace because it can't be an alias. */
+    scope = ORIGINAL_NAMESPACE (scope);
+
   binding = cxx_scope_find_binding_for_name (NAMESPACE_LEVEL (scope), name);
 
   return binding ? binding->value : NULL_TREE;