From 2bbdb1f30e3e0660bea731e14ca23dcbcbcac3af Mon Sep 17 00:00:00 2001
From: Dave Beazley <dave-swig@dabeaz.com>
Date: Sat, 26 Feb 2000 15:55:52 +0000
Subject: [PATCH] Fixed major performance problem with setscope.

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@270 626c5289-ae23-0410-ae9c-e8d60b6d4f22
---
 SWIG/Source/DOH/Doh/hash.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/SWIG/Source/DOH/Doh/hash.c b/SWIG/Source/DOH/Doh/hash.c
index b9dae989f..36f1591b6 100644
--- a/SWIG/Source/DOH/Doh/hash.c
+++ b/SWIG/Source/DOH/Doh/hash.c
@@ -159,7 +159,8 @@ Hash_scope(DOH *ho, int s) {
     if (h->flags & DOH_FLAG_SETSCOPE) return;
     if (s < h->scope) h->scope = s;
     h->flags = h->flags | DOH_FLAG_SETSCOPE;
-    for (i = 0; i < h->hashsize; i++) {
+    if (h->scope != s) {
+      for (i = 0; i < h->hashsize; i++) {
 	if ((n = h->hashtable[i])) {
 	  while (n) {
 	    Setscope(n->object,s);
@@ -167,6 +168,7 @@ Hash_scope(DOH *ho, int s) {
 	    n = n->next;
 	  }
 	}
+      }
     }
     h->flags = h->flags & ~DOH_FLAG_SETSCOPE;
 }