From 36c1bfadda13af4f1c3941bce63c3a05a2f2fb3f Mon Sep 17 00:00:00 2001
From: ncave <777696+ncave@users.noreply.github.com>
Date: Thu, 17 Sep 2020 04:15:02 -0700
Subject: [PATCH] Added langversion preview for FCS tests

---
 tests/service/Common.fs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tests/service/Common.fs b/tests/service/Common.fs
index ce05828bb95..a02cfa1c209 100644
--- a/tests/service/Common.fs
+++ b/tests/service/Common.fs
@@ -109,6 +109,7 @@ let mkProjectCommandLineArgsSilent (dllName, fileNames) =
         yield "--define:DEBUG" 
 #if NETCOREAPP
         yield "--targetprofile:netcore" 
+        yield "--langversion:preview" 
 #endif
         yield "--optimize-" 
         yield "--out:" + dllName