Fix bug #11587 with a crash in an Info buffer under linum-mode.

 src/xdisp.c (handle_stop): Detect whether we have overlay strings
 loaded by testing it->current.overlay_string_index to be
 non-negative, instead of checking whether n_overlay_strings is
 positive.

1 files changed, 7 insertions, 0 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index d8d14005d1e..489c40a4d4d 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,10 @@
+2012-05-30  Eli Zaretskii  <eliz@gnu.org>
+
+        * xdisp.c (handle_stop): Detect whether we have overlay strings
+        loaded by testing it->current.overlay_string_index to be
+        non-negative, instead of checking whether n_overlay_strings is
+        positive.  (Bug#11587)
+
 2012-05-30  Chong Yidong  <cyd@gnu.org>
 
         * keymap.c (describe_map_tree): Revert 2011-07-07 change (Bug#1169).