diff --git a/doc/notes/non-destructive-compiler-testing.txt b/doc/notes/non-destructive-compiler-testing.txt
new file mode 100644
index 0000000000..4d6a3b44f4
--- /dev/null
+++ b/doc/notes/non-destructive-compiler-testing.txt
@@ -0,0 +1 @@
+ECHO is on.