From 391b597dc6d932103b4afb9480d75c155ae5e8b2 Mon Sep 17 00:00:00 2001
From: Yuichi Nishiwaki <yuichi.nishiwaki@gmail.com>
Date: Sat, 13 Sep 2014 18:46:02 +0900
Subject: [PATCH] pic_sym should be unsigned

---
 include/picrin/value.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/picrin/value.h b/include/picrin/value.h
index 97c05c6f..dc8c6297 100644
--- a/include/picrin/value.h
+++ b/include/picrin/value.h
@@ -13,7 +13,7 @@ extern "C" {
  * pic_sym is just an alias to unsigned int.
  */
 
-typedef int pic_sym;
+typedef unsigned int pic_sym;
 
 /**
  * `undef` values never seen from user-end: that is,