From db59e90e97adaacf758bbd5f4cd86ed9b30262d6 Mon Sep 17 00:00:00 2001
From: Teddy <ted.sybil@gmail.com>
Date: Fri, 9 Aug 2013 20:20:14 +0800
Subject: canonicalize the rational number to avoid crash

---
 builtin.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'builtin.cpp')

diff --git a/builtin.cpp b/builtin.cpp
index 610cdec..94fcd9b 100644
--- a/builtin.cpp
+++ b/builtin.cpp
@@ -327,6 +327,7 @@ RatNumObj *RatNumObj::from_string(string repr) {
     try
     {
         mpq_class ret(repr, 10);
+        ret.canonicalize();
         return new RatNumObj(ret);
     }
     catch (std::invalid_argument &e)
-- 
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