diff --git a/.gcc.metadata b/.gcc.metadata
index 77d8a78..c38b824 100644
--- a/.gcc.metadata
+++ b/.gcc.metadata
@@ -1,4 +1,4 @@
-d7936929c3937e03f09b64c3c54e49422fa8ddb3 SOURCES/isl-0.11.1.tar.bz2
+85f620a26aabf6a934c44ca40a9799af0952f863 SOURCES/cloog-0.18.0.tar.gz
 8263777994323f58bb81869354fb18c6ca32f88a SOURCES/fastjar-0.97.tar.gz
 4dc43586c58752ff53f9dbda92b16c761dca8b65 SOURCES/gcc-4.8.2-20140120.tar.bz2
-85f620a26aabf6a934c44ca40a9799af0952f863 SOURCES/cloog-0.18.0.tar.gz
+d7936929c3937e03f09b64c3c54e49422fa8ddb3 SOURCES/isl-0.11.1.tar.bz2
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ebc57bd
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,4 @@
+SOURCES/cloog-0.18.0.tar.gz
+SOURCES/fastjar-0.97.tar.gz
+SOURCES/gcc-4.8.2-20140120.tar.bz2
+SOURCES/isl-0.11.1.tar.bz2