From 73933773ed314b8958752ca628ae54c2de4dae7f Mon Sep 17 00:00:00 2001
From: Luke Lau <luke_lau@icloud.com>
Date: Sun, 10 Mar 2019 01:58:12 +0000
Subject: [PATCH] Print module to stderr

---
 Main.hs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Main.hs b/Main.hs
index 37c6cbc..2d838d3 100644
--- a/Main.hs
+++ b/Main.hs
@@ -5,6 +5,7 @@ module Main where
 import qualified AST
 import qualified Data.Text.Lazy.IO as Text
 import Foreign.Ptr
+import System.IO
 import LLVM.Context
 import LLVM.CodeModel
 import LLVM.ExecutionEngine
@@ -23,7 +24,7 @@ main = do
   ast <- read <$> getContents
   let mdl = buildModule "main" $
         function "expr" [] float $ \_ -> build ast >>= ret
-  Text.putStrLn (ppllvm mdl)
+  Text.hPutStrLn stderr (ppllvm mdl)
   withContext $ \ctx ->
     withMCJIT ctx Nothing Nothing Nothing Nothing $ \mcjit ->
       withModuleFromAST ctx mdl $ \mdl' ->
-- 
2.30.2