From: Philipp Stephani <phst@google.com>
Date: Wed, 2 Jan 2019 17:56:49 +0000 (+0100)
Subject: Avoid a compiler warning on macOS.
X-Git-Tag: emacs-27.0.90~3876
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=f136a4bf7c65894acbf491cad8d5298662ba4cd1;p=emacs.git

Avoid a compiler warning on macOS.

* src/xdisp.c (expose_window_tree): Define variable f only if used.
---

diff --git a/src/xdisp.c b/src/xdisp.c
index f6f75f321c4..8b091c81bef 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -32390,7 +32390,9 @@ expose_window (struct window *w, XRectangle *fr)
 static bool
 expose_window_tree (struct window *w, XRectangle *r)
 {
+#ifndef HAVE_NS
   struct frame *f = XFRAME (w->frame);
+#endif
   bool mouse_face_overwritten_p = false;
 
   /* NS toolkits may have aleady modified the frame in expectation of