23/177: gnu: ghc-old-time: Allow building with GHC 8.

[Ricardo Wurmus]

rekado pushed a commit to branch master
in repository guix.

commit 037181ed23a499c0f49c1e0e5473f44182e170de
Author: Ricardo Wurmus <address@hidden>
Date:   Mon Feb 12 20:34:51 2018 +0100

    gnu: ghc-old-time: Allow building with GHC 8.
    
    * gnu/packages/haskell.scm (ghc-old-time)[arguments]: Allow building with
    newer version of "base".
---
 gnu/packages/haskell.scm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index c253deb..1fd856e 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -1355,6 +1355,8 @@ date and time formats.")
         (base32
          "1h9b26s3kfh2k0ih4383w90ibji6n0iwamxp6rfp2lbq1y5ibjqw"))))
     (build-system haskell-build-system)
+    (arguments
+     `(#:configure-flags (list "--allow-newer=base")))
     (inputs
      `(("ghc-old-locale" ,ghc-old-locale)))
     (home-page "https://hackage.haskell.org/package/old-time";)