1 files changed, 6 insertions, 0 deletions

diff --git a/pp.sym b/pp.sym
index 1d8513a097..a67838898d 100644
--- a/pp.sym
+++ b/pp.sym
@@ -1,3 +1,9 @@
+#
+# !!!!!!!   DO NOT EDIT THIS FILE   !!!!!!! 
+#   This file is built by opcode.pl from its data.  Any changes made here
+#   will be lost!
+#
+
 Perl_ck_anoncode
 Perl_ck_bitop
 Perl_ck_concat