From 06808c13656709a7ac2466e65cfbcb7637e2777c Mon Sep 17 00:00:00 2001
From: Jens Petersen <juhpetersen@gmail.com>
Date: Thu, 16 Jun 2016 12:41:45 +0900
Subject: [PATCH] distribution-nixpkgs link problem (#1616)
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Ambiguous interface for ‘Text.PrettyPrint.HughesPJClass’
---
 build-constraints.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index faaafd85..afb27a3c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2848,6 +2848,9 @@ expected-test-failures:
 
     # https://github.com/jetho/Hclip/issues/3
     - Hclip
+
+    # https://github.com/fpco/stackage/issues/1616
+    - distribution-nixpkgs
 # end of expected-test-failures
 
 # Benchmarks which are known not to build. Note that, currently we do not run