Tested with buffer reordering, fixed one crash.

 src/xdisp.c (Fcurrent_bidi_paragraph_direction): Initialize
 itb.string.s to NULL (avoids a crash in bidi_paragraph_init).

diff --git a/src/ChangeLog b/src/ChangeLog
index c303839b14d78fae59b26acd295988a96f36d08d..96b8d7ae7bea1eeaa7565f5fb78c32c634863ebb 100644 (file)
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2011-06-09  Eli Zaretskii  <eliz@gnu.org>
+
+       * xdisp.c (Fcurrent_bidi_paragraph_direction): Initialize
+       itb.string.s to NULL (avoids a crash in bidi_paragraph_init).
+
 2011-06-08  Eli Zaretskii  <eliz@gnu.org>
 
        * bidi.c (bidi_paragraph_info): Delete unused struct.

diff --git a/src/xdisp.c b/src/xdisp.c
index cd62989d994d9ce2fe64d597d0a5652d514d1f27..72aea8d224f2071e1d88a22106e6d3bfdb7a06fb 100644 (file)
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -18169,6 +18169,7 @@ See also `bidi-paragraph-direction'.  */)
       itb.charpos = pos;
       itb.bytepos = bytepos;
       itb.nchars = -1;
+      itb.string.s = NULL;
       itb.frame_window_p = FRAME_WINDOW_P (SELECTED_FRAME ()); /* guesswork */
       itb.first_elt = 1;
       itb.separator_limit = -1;