Improvement for long line optimizations.

* src/xdisp.c (handle_fontified_prop): Also apply the forced
narrowing at BOB.

diff --git a/src/xdisp.c b/src/xdisp.c
index 8a4cca8434b5e968f75d4106503cbb4187c84b47..9580e596012d673560466c9e6498b6a14c48e4e8 100644 (file)
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -4407,8 +4407,9 @@ handle_fontified_prop (struct it *it)
 
       eassert (it->end_charpos == ZV);
 
-      if (it->narrowed_begv)
-       Fnarrow_to_region (make_fixnum (it->narrowed_begv),
+      if (current_buffer->long_line_optimizations_p)
+       Fnarrow_to_region (make_fixnum (it->narrowed_begv ?
+                                       it->narrowed_begv : BEGV),
                           make_fixnum (it->narrowed_zv), Qt);
 
       /* Don't allow Lisp that runs from 'fontification-functions'