59/103: Revert "gnu: ghc-base-compat: Update to 0.10.4."

[Ricardo Wurmus]

rekado pushed a commit to branch master
in repository guix.

commit 90708323a13c94bf36a56735da9c21a2203e9fde
Author: Ricardo Wurmus <address@hidden>
Date:   Wed Sep 5 18:39:43 2018 +0200

    Revert "gnu: ghc-base-compat: Update to 0.10.4."
    
    This reverts commit 0fa2c552fcd5176b0484b77b7f7c94d82d46415e.
    
    We may not upgrade base-compat at this point because we haven't upgraded the
    default GHC yet.
---
 gnu/packages/haskell.scm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index b8ae263..31a0d6d 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -4231,7 +4231,7 @@ system.")
 (define-public ghc-base-compat
   (package
     (name "ghc-base-compat")
-    (version "0.10.4")
+    (version "0.9.3")
     (source
      (origin
        (method url-fetch)
@@ -4241,7 +4241,7 @@ system.")
              ".tar.gz"))
        (sha256
         (base32
-         "0ksp990gxs731mq19rzbxrbs43nazfljjc8krlx5bjqblw3kfs8d"))))
+         "0452l6zf6fjhy4kxqwv6i6hhg6yfx4wcg450k3axpyj30l7jnq3x"))))
     (build-system haskell-build-system)
     (native-inputs
      `(("ghc-quickcheck" ,ghc-quickcheck)