From 699e49d2b1d0c3eca680bfc19e79aa8406f42d6a Mon Sep 17 00:00:00 2001
From: Tuowen Zhao <ztuowen@gmail.com>
Date: Thu, 26 Jan 2017 16:54:04 -0700
Subject: bugfixes

---
 lib/parserel/src/parseRel.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/parserel')

diff --git a/lib/parserel/src/parseRel.cc b/lib/parserel/src/parseRel.cc
index 43d7494..2c37138 100644
--- a/lib/parserel/src/parseRel.cc
+++ b/lib/parserel/src/parseRel.cc
@@ -63,7 +63,7 @@ simap_t* make_cond_item_add(simap_t* lhs, simap_t* rhs) {
 
 simap_t* make_cond_item_sub(simap_t* lhs, simap_t* rhs) {
   for(simap_t::iterator it = lhs->begin(); it != lhs->end(); it++)
-    (*rhs)[it->first] -= it->second;
+    (*rhs)[it->first] = it->second - (*rhs)[it->first];
   delete lhs;
   return rhs;
 }
-- 
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