09/10: gnu: ghc-extra: Downgrade to 1.6.21.

[guix-commits]

mbakke pushed a commit to branch master
in repository guix.

commit 0cec5c4eb1b4ac9a3fbe3f11cffff92e01ff4c58
Author: Alexandru-Sergiu Marton <address@hidden>
AuthorDate: Sat Mar 21 09:10:57 2020 +0200

    gnu: ghc-extra: Downgrade to 1.6.21.
    
    * gnu/packages/haskell-xyz.scm (ghc-extra): Downgrade to 1.6.21.
    
    Signed-off-by: Marius Bakke <address@hidden>
---
 gnu/packages/haskell-xyz.scm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gnu/packages/haskell-xyz.scm b/gnu/packages/haskell-xyz.scm
index 01fecae..261bc57 100644
--- a/gnu/packages/haskell-xyz.scm
+++ b/gnu/packages/haskell-xyz.scm
@@ -3774,7 +3774,7 @@ versions of GHC (i.e., < 6.10).")
 (define-public ghc-extra
   (package
     (name "ghc-extra")
-    (version "1.7.1")
+    (version "1.6.21")
     (source
      (origin
        (method url-fetch)
@@ -3784,7 +3784,7 @@ versions of GHC (i.e., < 6.10).")
              ".tar.gz"))
        (sha256
         (base32
-         "0zshxv9dnd8vksncmb8dj4wvq2wdybzwxyhmy2zp6a81icm4azx4"))))
+         "1gjx98w4w61g043k6rzc8i34cbxpcigi8lb6i7pp1vwp8w8jm5vl"))))
     (build-system haskell-build-system)
     (inputs
      `(("ghc-clock" ,ghc-clock)