From 3ff57d371ec2fa6df9df21d56cb145d3f033fc5f Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Sat, 16 Aug 2025 10:28:05 -0700
Subject: [PATCH] Make proc_macro_span compatible with -Dwarnings

---
 build.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/build.rs b/build.rs
index 1706edd0..c8ce0ca6 100644
--- a/build.rs
+++ b/build.rs
@@ -177,6 +177,7 @@ fn compile_probe(rustc_bootstrap: bool) -> bool {
         .arg("--crate-type=lib")
         .arg("--cap-lints=allow")
         .arg("--emit=dep-info,metadata")
+        .arg("--cap-lints=allow")
         .arg("--out-dir")
         .arg(&out_subdir)
         .arg(probefile);