From fa2acbe0d6ddec9d192df201f21ecc04b523a5ee Mon Sep 17 00:00:00 2001
From: Josh Stone <jistone@redhat.com>
Date: Thu, 12 Sep 2019 12:34:43 -0700
Subject: [PATCH] Name the threads in rayon's pool

---
 src/librustc_interface/util.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/librustc_interface/util.rs b/src/librustc_interface/util.rs
index 35c325c1aa4..0c272f0c456 100644
--- a/src/librustc_interface/util.rs
+++ b/src/librustc_interface/util.rs
@@ -207,6 +207,7 @@ pub fn spawn_thread_pool<F: FnOnce() -> R + Send, R: Send>(
     let gcx_ptr = &Lock::new(0);
 
     let mut config = ThreadPoolBuilder::new()
+        .thread_name(|_| "rustc".to_string())
         .acquire_thread_handler(jobserver::acquire_thread)
         .release_thread_handler(jobserver::release_thread)
         .num_threads(threads)