From 51e4a8bc9b984c0eefe880e367e9829a0d95dfef Mon Sep 17 00:00:00 2001
From: Silver Kits <silver.kits@eesti.ee>
Date: Mon, 31 Oct 2016 19:52:30 +0200
Subject: [PATCH] Enable to use main() without return value

---
 Makefile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Makefile b/Makefile
index eef2d49..fb399fb 100644
--- a/Makefile
+++ b/Makefile
@@ -49,6 +49,7 @@ CFLAGS =	-Wall \
 			-mmcu=$(BOARD) \
 			-DF_CPU=16000000UL \
 			-DGIT_DESCR=\"$(shell git describe --abbrev=6 --dirty --always --tags --long)\" \
+			-ffreestanding \
 			-std=c11
 
 # Linker flags