Description:  Do not run test suite threaded, does not work on all arches.
Author: Joachim Breitner <nomeata@debian.org>

--- a/attoparsec.cabal
+++ b/attoparsec.cabal
@@ -99,7 +99,7 @@
                   QC.Text.Regressions
 
   ghc-options:
-    -Wall -threaded -rtsopts
+    -Wall -rtsopts
 
   if flag(developer)
     ghc-options: -Werror