diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c35e8e49204..1e0953ddd44 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2000-09-07  Zack Weinberg  <zack@wolery.cumb.org>
+
+	* cpplib.h (struct cpp_options): Add user_label_prefix member,
+	left out of commit which removed cppulp.c.
+
 2000-09-07  Richard Henderson  <rth@cygnus.com>
 
 	* bb-reorder.c (fixup_reorder_chain): Add jump in new block
diff --git a/gcc/cpplib.h b/gcc/cpplib.h
index 75f038f842f..9122acdec89 100644
--- a/gcc/cpplib.h
+++ b/gcc/cpplib.h
@@ -301,6 +301,9 @@ struct cpp_options
   const char *include_prefix;
   unsigned int include_prefix_len;
 
+  /* -fleading_underscore sets this to "_".  */
+  const char *user_label_prefix;
+
   /* Non-0 means -v, so print the full set of include dirs.  */
   unsigned char verbose;