2 files changed, 5 insertions, 0 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 7c043f6d087..eb184899a85 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,5 +1,8 @@
 2011-08-03  Paul Eggert  <eggert@cs.ucla.edu>
 
+        * fontset.c (dump_fontset) [FONTSET_DEBUG]: Declare EXTERNALLY_VISIBLE
+        so that it is not optimized away.
+
         * xdisp.c (compute_display_string_pos): Remove unused local.
 
 2011-08-02  Eli Zaretskii  <eliz@gnu.org>
diff --git a/src/fontset.c b/src/fontset.c
index 3091f43d6e9..74eb61d2665 100644
--- a/src/fontset.c
+++ b/src/fontset.c
@@ -2100,6 +2100,8 @@ DEFUN ("fontset-list", Ffontset_list, Sfontset_list, 0, 0, 0,
 
 #ifdef FONTSET_DEBUG
 
+Lisp_Object dump_fontset (Lisp_Object) EXTERNALLY_VISIBLE;
+
 Lisp_Object
 dump_fontset (Lisp_Object fontset)
 {