Update README.txt
diff --git a/README.txt b/README.txt
index 91527b0..8e52569 100644
--- a/README.txt
+++ b/README.txt
@@ -1,3 +1,5 @@
+Project moved to: https://github.com/llvm/llvm-project
+
 //===----------------------------------------------------------------------===//
 // C Language Family Front-end
 //===----------------------------------------------------------------------===//