diff --git a/.gitignore b/.gitignore
index 4a8b1918ecd9..b1f1752b801b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -45,3 +45,8 @@ rustc
 TAGS
 version.ml
 version.texi
+Makefile
+config.mk
+rt/
+rustllvm/
+test/
\ No newline at end of file