From 0d8bcc3dc5c2b9bbe19a65b82e4391bd07d52dff Mon Sep 17 00:00:00 2001
From: shourya5 <shourya5@illinois.edu>
Date: Wed, 10 Aug 2022 00:55:07 +0530
Subject: [PATCH] added some comments

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

diff --git a/src/bootstrap/lib.rs b/src/bootstrap/lib.rs
index 7b720e6ee9e..a242243aaaf 100644
--- a/src/bootstrap/lib.rs
+++ b/src/bootstrap/lib.rs
@@ -1631,10 +1631,11 @@ fn chmod(_path: &Path, _perms: u32) {}
 /// If code is not 0 (successful exit status), exit status is 101 (rust's default error code.)
 /// If the test is running and code is an error code, it will cause a panic.
 fn detail_exit(code: i32) -> ! {
-    // Successful exit
+    // if in test and code is an error code, panic with staus code provided
     if cfg!(test) && code != 0 {
         panic!("status code: {}", code);
     } else {
+        //otherwise,exit with provided status code
         std::process::exit(code);
     }
 }