1 files changed, 12 insertions, 0 deletions
diff --git a/rust/proc-macro2/probe.rs b/rust/proc-macro2/probe.rs
new file mode 100644
index 000000000000..d68aa8cfd85e
--- /dev/null
+++ b/rust/proc-macro2/probe.rs
@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: Apache-2.0 OR MIT
+
+#![allow(dead_code)]
+
+#[cfg(proc_macro_span)]
+pub(crate) mod proc_macro_span;
+
+#[cfg(proc_macro_span_file)]
+pub(crate) mod proc_macro_span_file;
+
+#[cfg(proc_macro_span_location)]
+pub(crate) mod proc_macro_span_location;