Only use reorder-goals for windows builds

IntersectMBO · May 13, 2021 · e57e954 · e57e954
1 parent 3640c3c
commit e57e954
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diff --git a/cabal.project b/cabal.project
@@ -179,10 +179,6 @@ source-repository-package
     typed-protocols-examples
     Win32-network
 
--- Needed for the Windows cabal constraint solver.
-max-backjumps: 10000
-reorder-goals: True
-
 constraints:
     hedgehog >= 1.0
   , bimap >= 0.4.0

diff --git a/nix/haskell.nix b/nix/haskell.nix
@@ -29,6 +29,11 @@ let
   # will run twice.
   cabalProjectLocal = ''
     allow-newer: terminfo:base
+  ''
+  # Needed for the Windows cabal constraint solver.
+  + lib.optionalString stdenv.hostPlatform.isWindows ''
+    max-backjumps: 10000
+    reorder-goals: True
   '';
 
   projectPackages = lib.attrNames (haskell-nix.haskellLib.selectProjectPackages