From 4b1f2166fe5781a4e441fc22f993631fc113c341 Mon Sep 17 00:00:00 2001
From: Ricardo Wurmus <rekado@elephly.net>
Date: Tue, 13 Feb 2018 12:18:39 +0100
Subject: gnu: ghc-graphviz: Fix build with newer QuickCheck.

* gnu/packages/haskell.scm (ghc-graphviz)[arguments]: Allow building with
newer QuickCheck.
---
 gnu/packages/haskell.scm | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'gnu')

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index 19a78dc6cf..827ae756ea 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -6707,6 +6707,8 @@ for generating graph-like data structures.")
                (base32
                 "1z453is01v0rnxlv6xx4iyaqv5vrp3bpz829mpv1a341sck2135h"))))
     (build-system haskell-build-system)
+    (arguments
+     `(#:configure-flags (list "--allow-newer=QuickCheck")))
     (inputs
      `(("ghc-quickcheck" ,ghc-quickcheck)
        ("ghc-colour" ,ghc-colour)
-- 
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