diff --git a/camlp4/compile/.cvsignore b/camlp4/compile/.cvsignore
new file mode 100644
index 000000000..47817ccef
--- /dev/null
+++ b/camlp4/compile/.cvsignore
@@ -0,0 +1,4 @@
+*.fast
+*.fast.opt
+o_fast.ml
+pa_o_fast.ml