Document fixing of load-in-progress corruption.

2 files changed, 11 insertions, 0 deletions

diff --git a/etc/ChangeLog b/etc/ChangeLog
index bc5cbb3d271..2af52400dbd 100644
--- a/etc/ChangeLog
+++ b/etc/ChangeLog
@@ -1,3 +1,7 @@
+2009-07-23  Ken Raeburn  <raeburn@raeburn.org>
+
+        * NEWS: `load-in-progress' corruption fixed.
+
 2009-07-21  Glenn Morris  <rgm@gnu.org>
 
         * refcards/cs-dired-ref.tex, refcards/dired-ref.tex:
diff --git a/etc/NEWS b/etc/NEWS
index f8496f9779b..ccd13a50402 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -64,6 +64,13 @@ becomes the primary selection (for interaction with other window
 applications).  If you enable this, you might want to bind
 `mouse-yank-primary' to Mouse-2.
 
+** The variable `load-in-progress' won't get corrupted by binding it
+with `let'.  In certain situations, loading an Emacs Lisp file from
+source while in the midst of loading another file (e.g., with
+`require' or `autoload') could cause the value of `load-in-progress'
+to be corrupted once the outer load completed.  Most code doesn't care
+about this, but some (like c-mode) may check it.
+
 
 * Changes in Specialized Modes and Packages in Emacs 23.2