168/272: gnu: ghc-quickcheck-instances: Update Cabal file to r1.

[Ricardo Wurmus]

rekado pushed a commit to branch master
in repository guix.

commit fc0424875f4f7c39ed1b5f88192ae4b77445ac3d
Author: Timothy Sample <address@hidden>
Date:   Fri Aug 31 22:47:48 2018 -0400

    gnu: ghc-quickcheck-instances: Update Cabal file to r1.
    
    * gnu/packages/haskell-check.scm (ghc-quickcheck-instances) Update Cabal
    file to r1.
    [arguments]: Remove unneeded "--allow-newer" configure flag.
---
 gnu/packages/haskell-check.scm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/haskell-check.scm b/gnu/packages/haskell-check.scm
index 0ab0b9a..d8c2e47 100644
--- a/gnu/packages/haskell-check.scm
+++ b/gnu/packages/haskell-check.scm
@@ -352,7 +352,8 @@ development.")
          "1bh1pzz5fdcqvzdcirqxna6fnjms02min5md716299g5niz46w55"))))
     (build-system haskell-build-system)
     (arguments
-     `(#:configure-flags (list "--allow-newer=base-compat")))
+     `(#:cabal-revision
+       ("1" "1sngfq3v71bvgjsl8cj5kh65m3fziwy8dkvwjzs0kxfrzr87faly")))
     (inputs
      `(("ghc-quickcheck" ,ghc-quickcheck)
        ("ghc-base-compat" ,ghc-base-compat)