keep the root dir clean from debugging

RalfJung · RalfJung · commit 55b787e675e2 · 2019-10-21T10:30:35.000+02:00
diff --git a/.gitignore b/.gitignore
@@ -52,6 +52,3 @@ config.stamp
 Session.vim
 .cargo
 no_llvm_build
-# Generated when dumping Graphviz output for debugging:
-/mir_dump/
-/*.dot
