From e8ae7d8b4c34078c4af59294d2b0f842b842235f Mon Sep 17 00:00:00 2001
From: Chris Done <chrisdone@gmail.com>
Date: Sun, 1 Feb 2015 16:06:47 +0100
Subject: [PATCH] Add upper bound on th-sugar

@snoyberg this build plan checks out.
---
 build-constraints.yaml | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 74885423..0dca78c9 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -100,7 +100,10 @@ packages:
         - criterion
         - th-lift
         - singletons
-        - th-desugar
+
+        # https://github.com/fpco/stackage/issues/433
+        - th-desugar < 1.5
+
         - quickcheck-assertions
 
         - distributed-process-simplelocalnet