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

diff --git a/src/ChangeLog b/src/ChangeLog
index f7010859baa26100a45a4248905301ff592376a4..8dc51c0d01bd6edafa9cd65471ffcab5d70f5a32 100644 (file)
--- 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 4dbee41c5f4d4d7219d520234b6d95aa19e668c7..bc9f31e03e8c4906d03c09f647fa7972ca61ce34 100644 (file)
--- 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,