"g8" doesn't work properly on a NUL.
diff --git a/runtime/doc/version7.txt b/runtime/doc/version7.txt
index 1a59616..ea466ce 100644
--- a/runtime/doc/version7.txt
+++ b/runtime/doc/version7.txt
@@ -7196,5 +7196,7 @@
 using GTK floating point numbers stop working.  Use gtk_disable_setlocale().
 (James Vega)
 
+"g8" didn't produce the right value on a NUL. (Dominique Pelle)
+
 
  vim:tw=78:ts=8:ft=help:norl: