From d28a23bed4ab5173e57379b0b66ee1a78bfca9d1 Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Mon, 12 Dec 2022 14:37:41 -0800
Subject: [PATCH] Prevent build.rs rerunning unnecessarily on all source
 changes

---
 build.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/build.rs b/build.rs
index 2bf4418c..81ad970d 100644
--- a/build.rs
+++ b/build.rs
@@ -3,6 +3,8 @@ use std::process::Command;
 use std::str;
 
 fn main() {
+    println!("cargo:rerun-if-changed=build.rs");
+
     let compiler = match rustc_minor_version() {
         Some(compiler) => compiler,
         None => return,