162/177: gnu: ghc-fgl-arbitrary: Fix build with newer QuickCheck.

[Ricardo Wurmus]

rekado pushed a commit to branch master
in repository guix.

commit 54afb52e1fba45e266b4222d2f25f518522671c2
Author: Ricardo Wurmus <address@hidden>
Date:   Tue Feb 13 12:01:50 2018 +0100

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

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index 85513b5..5336a21 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -6677,6 +6677,8 @@ files and directories in a portable way.")
         (base32
          "0ln1szgfy8fa78l3issq4fx3aqnnd54w3cb4wssrfi48vd5rkfjm"))))
     (build-system haskell-build-system)
+    (arguments
+     `(#:configure-flags (list "--allow-newer=QuickCheck")))
     (inputs
      `(("ghc-fgl" ,ghc-fgl)
        ("ghc-quickcheck" ,ghc-quickcheck)