diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..cf100fb9a27349a5d8a01f064419d146c7870f48
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,12 @@
+# files created by editors
+.*.swp
+*~
+# make subsidiary files
+.depend
+# c++-object files
+*.o
+*.a
+# caml-files
+*.cmxa
+*.cmi
+*.cmx