From: Paul Eggert <eggert@cs.ucla.edu>
Date: Tue, 29 Mar 2011 06:57:40 +0000 (-0700)
Subject: * dispnew.c (update_window) [PERIODIC_PREEMPTION_CHECKING]:
X-Git-Tag: emacs-pretest-24.0.90~104^2~275^2~460^2~6
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=0bc329278f23e457aac9a6b078f5cdbd80aa28d9;p=emacs.git

* dispnew.c (update_window) [PERIODIC_PREEMPTION_CHECKING]:

Omit unused local var.
---

diff --git a/src/ChangeLog b/src/ChangeLog
index eb1555db6fb..79b86d561af 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2011-03-29  Paul Eggert  <eggert@cs.ucla.edu>
+
+	* dispnew.c (update_window) [PERIODIC_PREEMPTION_CHECKING]:
+	Omit unused local var.
+
 2011-03-27  Paul Eggert  <eggert@cs.ucla.edu>
 
 	* keyboard.c (parse_modifiers_uncached, parse_modifiers):
diff --git a/src/dispnew.c b/src/dispnew.c
index a15b5f45e60..3a78845fa56 100644
--- a/src/dispnew.c
+++ b/src/dispnew.c
@@ -3590,7 +3590,10 @@ update_window (struct window *w, int force_p)
       struct glyph_row *row, *end;
       struct glyph_row *mode_line_row;
       struct glyph_row *header_line_row;
-      int yb, changed_p = 0, mouse_face_overwritten_p = 0, n_updated;
+      int yb, changed_p = 0, mouse_face_overwritten_p = 0;
+#if ! PERIODIC_PREEMPTION_CHECKING
+      int n_updated = 0;
+#endif
 
       rif->update_window_begin_hook (w);
       yb = window_text_bottom_y (w);
@@ -3643,7 +3646,7 @@ update_window (struct window *w, int force_p)
 	}
 
       /* Update the rest of the lines.  */
-      for (n_updated = 0; row < end && (force_p || !input_pending); ++row)
+      for (; row < end && (force_p || !input_pending); ++row)
 	if (row->enabled_p)
 	  {
 	    int vpos = MATRIX_ROW_VPOS (row, desired_matrix);