Allow unused code in tests

To avoid working around some code being unused in tests due to it being stubbed out with `#[cfg(test)]`.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/bootstrap/src/lib.rs b/src/bootstrap/src/lib.rs
index 1fba17dcf30..ec5c0c53baa 100644
--- a/src/bootstrap/src/lib.rs
+++ b/src/bootstrap/src/lib.rs
@@ -15,6 +15,7 @@
 //!
 //! More documentation can be found in each respective module below, and you can
 //! also check out the `src/bootstrap/README.md` file for more information.
+#![cfg_attr(test, allow(unused))]
 
 use std::cell::{Cell, RefCell};
 use std::collections::{BTreeSet, HashMap, HashSet};