ri Oct 22 13:25:25 2004 Owen Taylor <otaylor@redhat.com>

        * gtk/gtktextbuffer.c (gtk_text_buffer_backspace): Fix
        backspacing on the empty last line of a buffer
        (https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=136840,
        Dan Williams)

1 files changed, 11 insertions, 2 deletions

diff --git a/gtk/gtktextbuffer.c b/gtk/gtktextbuffer.c
index 814cf8057d..8d822ad356 100644
--- a/gtk/gtktextbuffer.c
+++ b/gtk/gtktextbuffer.c
@@ -3423,8 +3423,17 @@ gtk_text_buffer_backspace (GtkTextBuffer *buffer,
   end = *iter;
 
   attrs = _gtk_text_buffer_get_line_log_attrs (buffer, &start, NULL);
-  offset = gtk_text_iter_get_line_offset (&start);
-  backspace_deletes_character = attrs[offset].backspace_deletes_character;
+
+  /* For no good reason, attrs is NULL for the empty last line in
+   * a buffer. Special case that here. (#156164)
+   */
+  if (attrs)
+    {
+      offset = gtk_text_iter_get_line_offset (&start);
+      backspace_deletes_character = attrs[offset].backspace_deletes_character;
+    }
+  else
+    backspace_deletes_character = FALSE;
 
   gtk_text_iter_backward_cursor_position (&start);