From 5e2969e7d5b98717bf681b3f0ab30ffd3595395a Mon Sep 17 00:00:00 2001
From: yukang <moorekang@gmail.com>
Date: Sun, 14 May 2023 17:41:53 +0800
Subject: [PATCH] comment feedback

---
 src/bootstrap/config.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/bootstrap/config.rs b/src/bootstrap/config.rs
index 3694c51d194..710c8b52194 100644
--- a/src/bootstrap/config.rs
+++ b/src/bootstrap/config.rs
@@ -1710,10 +1710,11 @@ impl Config {
                 && source_version.minor == rustc_version.minor + 1))
         {
             let prev_version = format!("{}.{}.x", source_version.major, source_version.minor - 1);
-            panic!(
+            eprintln!(
                 "Unexpected rustc version: {}, we should use {}/{} to build source with {}",
                 rustc_version, prev_version, source_version, source_version
             );
+            crate::detail_exit(1);
         }
     }