diff --git a/cranelift/.gitignore b/cranelift/.gitignore
index 1714fd39af..98cb9403a1 100644
--- a/cranelift/.gitignore
+++ b/cranelift/.gitignore
@@ -11,3 +11,5 @@ cranelift.dbg*
 .mypy_cache
 rusty-tags.*
 docs/_build
+*~
+\#*\#