From: Jethro Beekman <jethro@fortanix.com>
Date: Tue, 22 Jan 2019 13:21:54 +0000 (+0530)
Subject: Print a slightly clearer message when failing to spawn a thread
X-Git-Url: https://git.lizzy.rs/?a=commitdiff_plain;h=2ec0e85305e69d7f6e1bc0c704a6566ad38232a4;p=rust.git

Print a slightly clearer message when failing to spawn a thread
---

diff --git a/src/libstd/thread/mod.rs b/src/libstd/thread/mod.rs
index a55b32c08a3..eb8e0c1c8ac 100644
--- a/src/libstd/thread/mod.rs
+++ b/src/libstd/thread/mod.rs
@@ -607,7 +607,7 @@ pub unsafe fn spawn_unchecked<'a, F, T>(self, f: F) -> io::Result<JoinHandle<T>>
 pub fn spawn<F, T>(f: F) -> JoinHandle<T> where
     F: FnOnce() -> T, F: Send + 'static, T: Send + 'static
 {
-    Builder::new().spawn(f).unwrap()
+    Builder::new().spawn(f).expect("failed to spawn thread")
 }
 
 /// Gets a handle to the thread that invokes it.