From 2b1ce98364d13e5069d4910cdaf0b3f6cfac2133 Mon Sep 17 00:00:00 2001
From: Rick Richardson <rick.richardson@gmail.com>
Date: Thu, 19 Oct 2017 12:23:26 -0700
Subject: [PATCH] Moved compile_object outside of mutex lock to improve
 parallelism

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

diff --git a/src/lib.rs b/src/lib.rs
index efd42a8..6161e96 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -823,7 +823,8 @@ impl Build {
 
         objs.par_iter().with_max_len(1).for_each(
             |&(ref src, ref dst)| {
-                results.lock().unwrap().push(self.compile_object(src, dst))
+                let res = self.compile_object(src, dst);
+                results.lock().unwrap().push(res)
             },
         );