From 4cc16a53aeea6b82d05e665cb4bcbcddb1e2d7be Mon Sep 17 00:00:00 2001
From: Ralf Jung <post@ralfj.de>
Date: Thu, 27 Jun 2024 09:53:59 +0200
Subject: tame unexpected_cfgs

---
 src/tools/miri/build.rs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/tools/miri/build.rs b/src/tools/miri/build.rs
index 0977c0ba016..0918c9b1321 100644
--- a/src/tools/miri/build.rs
+++ b/src/tools/miri/build.rs
@@ -1,8 +1,10 @@
 fn main() {
     // Don't rebuild miri when nothing changed.
     println!("cargo:rerun-if-changed=build.rs");
-    // Re-export the TARGET environment variable so it can
-    // be accessed by miri.
+    // Re-export the TARGET environment variable so it can be accessed by miri. Needed to know the
+    // "host" triple inside Miri.
     let target = std::env::var("TARGET").unwrap();
     println!("cargo:rustc-env=TARGET={target}");
+    // Allow some cfgs.
+    println!("cargo::rustc-check-cfg=cfg(bootstrap)");
 }
-- 
cgit 1.4.1-3-g733a5