doc: document the date(1) bug with empty format directives

* NEWS: Mention the bug fix.

diff --git a/NEWS b/NEWS
index 58cf776a9ecafdbc3ab65dcf6b2234b8407f0039..b82601680ca930ea7a22f55e2f7f6798ea33d1de 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -4,6 +4,9 @@ GNU coreutils NEWS                                    -*- outline -*-
 
 ** Bug fixes
 
+  'date' no longer fails with format directives that return an empty string.
+  [bug introduced in coreutils-9.9]
+
   du and ls no longer modify strings returned by getenv.
   POSIX says this is not portable.
   [bug introduced in fileutils-4.1.6]