1 files changed, 4 insertions, 0 deletions
diff --git a/TODO b/TODO
index f9193573e..d477390a3 100644
--- a/TODO
+++ b/TODO
@@ -77,3 +77,7 @@ Consider using an autoconf test and rename wrapper to make mv work
 properly (by unlinking a) in cases like this:
   : > a; ln a b; mv a b
 Reported by Ed Avis: http://article.gmane.org/gmane.comp.gnu.fileutils.bugs/686
+
+document that `true --version' can fail, e.g., like this:
+  ./true --version >&-
+  ./true: write error: Bad file number