From: Paul Eggert <eggert@cs.ucla.edu>
Date: Wed, 11 May 2011 05:29:31 +0000 (-0700)
Subject: * window.c (size_window): Avoid needless test at loop start.
X-Git-Tag: emacs-pretest-24.0.90~104^2~618^2~239^2~23^2~18
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=78eb494ecaa1a20112080faedfd30e616c5be76b;p=emacs.git

* window.c (size_window): Avoid needless test at loop start.
---

diff --git a/src/ChangeLog b/src/ChangeLog
index f7010859baa..8dc51c0d01b 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,7 @@
+2011-05-11  Paul Eggert  <eggert@cs.ucla.edu>
+
+	* window.c (size_window): Avoid needless test at loop start.
+
 2011-05-10  Juanma Barranquero  <lekktu@gmail.com>
 
 	* image.c (Finit_image_library): Return t for built-in image types,
diff --git a/src/window.c b/src/window.c
index 4dbee41c5f4..bc9f31e03e8 100644
--- a/src/window.c
+++ b/src/window.c
@@ -3094,11 +3094,14 @@ size_window (Lisp_Object window, int size, int width_p, int nodelete_p, int firs
       Lisp_Object last_child;
       int child_size;
 
-      for (child = *forward; !NILP (child); child = c->next)
+      child = *forward;
+      do
 	{
 	  c = XWINDOW (child);
 	  last_child = child;
+	  child = c->next;
 	}
+      while (!NILP (child));
 
       child_size = WINDOW_TOTAL_SIZE (c, width_p);
       size_window (last_child, size - old_size + child_size,