From 97ca520c448fbfb405ba3560ce521b2e31c81cc2 Mon Sep 17 00:00:00 2001
From: bjorn3 <17426603+bjorn3@users.noreply.github.com>
Date: Thu, 16 Nov 2023 21:24:33 +0000
Subject: [PATCH] check-cfg needs -Zunstable-options

---
 build_system/tests.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/build_system/tests.rs b/build_system/tests.rs
index ff71a567ed3..f6e6ac6f1e8 100644
--- a/build_system/tests.rs
+++ b/build_system/tests.rs
@@ -457,6 +457,7 @@ fn rustc_command<I, S>(&self, args: I) -> Command
         cmd.arg("--target");
         cmd.arg(&self.target_compiler.triple);
         cmd.arg("-Cpanic=abort");
+        cmd.arg("-Zunstable-options");
         cmd.arg("--check-cfg=cfg(no_unstable_features)");
         cmd.arg("--check-cfg=cfg(jit)");
         cmd.args(args);