From c725fdc0160b9d0e0bee8f47ecf4b39adb6af00b Mon Sep 17 00:00:00 2001
From: David Soria Parra <dsp@kernel.fail>
Date: Fri, 6 Nov 2015 16:00:30 -0800
Subject: [PATCH] Fix missing haskell import

---
 compiler/cpp/src/generate/t_hs_generator.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compiler/cpp/src/generate/t_hs_generator.cc b/compiler/cpp/src/generate/t_hs_generator.cc
index d2867ea80fe..fd82bf439b8 100644
--- a/compiler/cpp/src/generate/t_hs_generator.cc
+++ b/compiler/cpp/src/generate/t_hs_generator.cc
@@ -231,7 +231,7 @@ string t_hs_generator::hs_autogen_comment() {
 string t_hs_generator::hs_imports() {
   const vector<t_program*>& includes = program_->get_includes();
   string result = string(
-      "import Prelude (($), (.), (>>=), (==), (++))\n"
+      "import Prelude (($), (.), (>>=), (==), (++), (-))\n"
       "import qualified Prelude as P\n"
       "import qualified Control.Exception as X\n"
       "import qualified Control.Monad as M ( liftM, ap, when )\n"