From dfc4eb86f168c8587d3821f5f3da7cf178ab9314 Mon Sep 17 00:00:00 2001
From: Dan Burton <danburton.email@gmail.com>
Date: Sun, 9 Jun 2019 15:45:25 -0400
Subject: [PATCH] Constrain parser-combinators per #4617

---
 build-constraints.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 5bc8e541..40eec18d 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4674,6 +4674,9 @@ packages:
         # https://github.com/commercialhaskell/stackage/issues/4613
         - fixed < 0.3
 
+        # https://github.com/commercialhaskell/stackage/issues/4617
+        - parser-combinators < 1.1.0
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of