From 2af53e9a15aed1e9798867c9233a722530d03177 Mon Sep 17 00:00:00 2001
From: Amanieu d'Antras <amanieu@gmail.com>
Date: Wed, 10 Jun 2020 22:11:17 +0100
Subject: [PATCH] Add -O compile flag to test

---
 src/test/ui/tls.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/test/ui/tls.rs b/src/test/ui/tls.rs
index cfc94c10c9e..c696318e70f 100644
--- a/src/test/ui/tls.rs
+++ b/src/test/ui/tls.rs
@@ -1,4 +1,5 @@
 // run-pass
+// compile-flags: -O
 
 #![feature(thread_local)]