From 44ac450719aa9c9d76ad28eeaa8f115c54a9c2b1 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Thu, 9 May 2019 15:39:59 +0000
Subject: [PATCH] haskell-attoparsec: apply patches to fix the build with
 ghc-8.8.x

---
 pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
index 2349605ac9b..ad31987f45e 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
@@ -153,5 +153,9 @@ self: super: {
     sha256 = "1lhas4s2ms666prb475gaw2bqw1v4y8cxi66sy20j727sx7ppjs7";
   });
   unordered-containers = self.unordered-containers_0_2_10_0;
+  attoparsec = appendPatch super.attoparsec (pkgs.fetchpatch {
+    url = "https://raw.githubusercontent.com/hvr/head.hackage/master/patches/attoparsec-0.13.2.2.patch";
+    sha256 = "13i1p5g0xzxnv966nlyb77mfmxvg9jzbym1d36h1ajn045yf4igl";
+  });
 
 }