From f5353419acd2558c0121e0e26592b08192f975c3 Mon Sep 17 00:00:00 2001
From: pca006132 <john.lck40@gmail.com>
Date: Thu, 16 Sep 2021 21:36:42 +0800
Subject: [PATCH] codegen: minimized lock holding time

The previous way of holding the lock would prohibit multithread code
generation for llvm
---
 nac3core/src/codegen/mod.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nac3core/src/codegen/mod.rs b/nac3core/src/codegen/mod.rs
index f690c6bf0..1c3e4e16d 100644
--- a/nac3core/src/codegen/mod.rs
+++ b/nac3core/src/codegen/mod.rs
@@ -175,9 +175,9 @@ impl WorkerRegistry {
         }
 
         // do whatever...
-        let mut lock = self.task_count.lock();
         module.verify().unwrap();
         f.run(&module);
+        let mut lock = self.task_count.lock();
         *lock += 1;
         self.wait_condvar.notify_all();
     }