From cc27339fefcd8938b079e0dd424740df1d07ce0c Mon Sep 17 00:00:00 2001
From: Dan Burton <danburton.email@gmail.com>
Date: Tue, 20 Mar 2018 07:52:18 -0700
Subject: [PATCH] Expect test failure for concurrent-extra per
 basvandijk/concurrent-extra#12

---
 build-constraints.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 8bc7d69b..992598c8 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4447,6 +4447,7 @@ skipped-tests:
 expected-test-failures:
 
     # GHC 8.4
+    - concurrent-extra # https://github.com/basvandijk/concurrent-extra/issues/12
     - doctest # https://github.com/sol/doctest/issues/198
     - transformers-compat # https://github.com/ekmett/transformers-compat/issues/32